Note - The NELAC Institute

LabName City State Phone PrimaryAB SecondaryAB Air DW NP Waterolids & Che TissueA & B Environmental Services, Inc. Houston TX 7134536060 TX FL X X X XA & B Environmental Services, Inc. Houston TX 7134536060 TX X X X XA & B Environmental Services, Inc. Houston TX 7134536060 TX LA DEQ X XA & E Analytical Laboratory, Inc. Wichita KS 3166188787 KS XA & L LABORATORY AUBURN ME 2077845354 NH XA & P WATER TESTING MORRISVILLE NY 3156843169 NY X XA4 Scientific Inc. The Woodlands TX 2812925277 TX LA DEQ X XA4 Scientific, Inc. The Woodlands TX 2812925277 TX X XABBOTT GLOBAL EHS LABORATORY NORTH CHICAGO IL 8479356337 IL NJ X X XAbbott Global Environmental, Health and Safety Laboratories North Chicago IL 8479356337 IL X XABC Research Corporation Gainesville FL 3523720436 FL X X XACCREDITED ANALYTICAL RESOURCES LLC CARTERET NJ 7329696112 NY X XAccurate Environmental Laboratories, Inc. Stillwater OK 4053725300 LA KS X XAccurate Environmental Labs Stillwater OK 4053725300 LA DEQ X XACCUSTAR LABS - MEDWAY MEDWAY MA 5085338812 NYAccutest Gulf Coast Laboratories, Inc. Houston TX 7132714700 TX FL X XAccutest Laboratories Dayton NJ 7323290200 NJ CA X XAccutest Laboratories Dayton NJ 7323290200 NJ LA DEQ X X XACCUTEST LABORATORIES DAYTON NJ 7323290200 NJ NY X X X XACCUTEST LABORATORIES DAYTON NJ 7323290200 NJ X X X XAccutest Laboratories Dayton NJ 7323290200 FL LA DEQ XAccutest Laboratories Dayton NJ 7323290200 PA X X XAccutest Laboratories - New Jersey Dayton NJ 7323290200 NJ TX X X XAccutest Laboratories - NJ Dayton NJ 7323290200 NJ FL X X X XAccutest Laboratories Gulf Coast - Houston Houston TX 7132714700 TX X XAccutest Laboratories Gulf Coast, Inc. Houston TX 7132714700 TX KS X XAccutest Laboratories of New England Marlborough MA 5084816200 FL X X X XACCUTEST LABORATORIES OF NEW ENGLAND INC MARLBOROUGH MA 5084816200 FL, NJ NJ X X X XACCUTEST LABORATORIES OF NEW ENGLAND INC MARLBORO MA 5084816200 NH X XAccutest Laboratories of New England, Inc. Marlborough MA 5084816200 FL IL X X XAccutest Laboratories of New Jersey, Inc. Dayton NJ 7323290200 NJ IL X X XACCUTEST LABORATORIES SOUTHEAST INC ORLANDO FL 4074256700 FL NJ X X XAccutest Laboratories Southeast, Inc. Orlando FL 4074256700 FL KS X X XAccutest Laboratories Southeast, Inc. Orlando FL 4074256700 FL X X X XAccutest Laboratories Southeast, Inc. Orlando FL 4074256700 FL CA X XAccutest Laboratories, Inc. Dayton NJ 7323290200 NJ KS X X XAccutest Labs Gulf Coast, Inc. Houston TX 7133966329 TX LA DEQ X X

Note: This list of laboratories is provided by the respective Accrditation Body. Please contact the Laboratory's Primary Accreditation Body, or when appropriate, the Secondary Accreditation Body for 1) specific details of the laboratory's accredited Fields of Testing, 2) methods and analytes, or 3) when there is a descrepancy with the information given.

Accutest Labs Southeast, Inc. Orlando FL 4074256700 FL LA DEQ X XACE LABORATORIES, INC. THOUSAND OAKS CA 8057509024 NY XAckuritlabs, Inc. Tallahassee FL 8505627751 FL X XActivation Laboratories, LTD Ancaster, Ontario CN 9056489611 FL X X XACZ Laboratories, Inc. Steamboat Springs CO 9708796590 UT X X XACZ Laboratories, Inc. Steamboat Springs CO 9708796590x108 UT OR X X XACZ Laboratories, Inc. Steamboat Springs CO 9708796590 UT TX X X XAcz Laboratories, Inc. Steamboat Springs CO 9708796590 UT CA X XADIRONDACK ENVIRON SERV - LATHAM ALBANY NY 5187850128 NY XADIRONDACK ENVIRONMENTAL SERVICES INC ALBANY NY 5184344546 NY X X X XADVANCED ANALYTICAL TECHNOLOGIES CHESTNUT RIDGE NY 2014847461 NY X X XADVANCED ANALYTICAL TECHNOLOGIES INC CHESTNUT RIDGE NY 2014847461 NY NJ X X XAdvanced Chemistry Laboratories, Inc. Atlanta GA 7704091444 FL X X XAdvanced Environmental Laboratories, Inc. Jacksonville FL 9043639350 FL X X XAdvanced Environmental Laboratories, Inc. - Gainesville Gainesville FL 3523772349 FL X X XAdvanced Environmental Laboratories, Inc. - Orlando Altamonte Springs FL 4078691919 FL X XAdvanced Environmental Laboratories, Inc. - Tampa Tampa FL 8136309616 FL X X XAdvanced Technologies and Testing Laboratory, Inc. Gainesville FL 3523780053 FL X X XAdvanced Technology Laboratories Signal Hill CA 5629894045 CA X XADVENT-ENVIRON Brentwood TN 6153774775 LA FL XADVENT-ENVIRON Brentwood TN 6153774775 LA DEQ XAerotech Environmental Laboratories Phoenix AZ 6024373340 OR X X X XAEROTECH P & K BILLERICA N BILLERICA MA 9786671400 NY NJ XAEROTECH P&K BILLERICA NORTH BILLERICA MA 9786671400 NY XAerotech P&K Billerica N. Billerica MA 9786671400 NY FL XAES INTERNATIONAL INC SANTURCE PR 7877220220 NY X X XAES-CREATIVE RESOURCES LABORATORY JOHNSON CITY NY 6077296950 NY X X XAIR CHEK INC NAPLES NC 8286840893 NY XAIR CHEK INC FLETCHER NC 8286840893 NY NJ XAir Force Institute for Operational Health - Chemistry Division Brooks City – Base TX 2105365911 TX XAir Technology Laboratories City of Industry CA 6269644032 FL X XAir Technology Laboratories, Inc. City of Industry CA 6269644032 FL LA DEQ XAir Technology Laboratories, Inc. City of Industry CA 6269644032 LA DEQ XAir Toxics Limited Folsom CA 9169851000 CA UT XAir Toxics Limited Folsom CA 9169851000 FL XAIR TOXICS LIMITED FOLSOM CA 9169851000 NJ XAir Toxics Ltd. Folsom CA 9169851000 CA XAir Toxics, Ltd. Folsom CA 9169851000 CA LA DEQ XAir Toxics, Ltd. Folsom CA 9169851000 FL LA DEQ XAIRNOVA INC PENNSAUKEN NJ 8564861500 NJ XAIRTEK ENVIRONMENT CORP NEW YORK NY 2127680516 NYAKRON (V) SEWAGE PLANT AKRON NY 7165422812 NY XALBANY COUNTY SEWER DISTRICT ALBANY NY 5184471624 NY XALBANY WATER QUALITY LAB FEURA BUSH NY 5187672668 NY X XALBION (V) WATER PLANT WATERPORT NY 5856823962 NY XALBION POLLUTION CONTROL FAC ALBION NY 5855899200 NY XAlcoa Massena Chemistry Lab Massena NY 3157644260 NY LA DEQ XALCOA-MASSENA CHEMISTRY LAB MASSENA NY 3157644763 NY X X X XALDEN PUBLIC WORKS LAB ALDEN NY 7169374497 NY X XAlexin Analytical Laboratories, Inc. Tigard OR 5036399311 OR X XAll State Engineering and Testing Consultants, Inc. Hialeah FL 3058883373 FL X XAllen Boyd - Franklin County - Oyster Industry Laboratory Apalachicola FL 8506538863 FL XAlloway Marion OH 7403895991 NY LADHH XAlloway-Marion Marion OH 7403895991 NY LADHH XAlpha Analytical Mansfield MA 5088229300 LA FL X X

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LabName City State Phone PrimaryAB SecondaryAB Air DW NP Waterolids & Che Tissue


Alpha Analytical Mansfield MA 5088229300 FL XAlpha Analytical, Inc. Sparks NV 7753551044 CA X XAlpha Analytical, Inc. Sparks NV 7753551044 OR X XAlpha Analytical, Inc. Sparks NV 7753551044 CA KS X X XAlpha Analytical, Inc. Sparks NV 7753551044x119 CA OR X X XAlpha Analytics, Inc. Orlando FL 4073825742 FL X XAlpha Woods Hole Lab Raynham MA 5088229300 LA DEQ X X XALPHA WOODS HOLE LABS WESTBOROUGH MA 5088989220 NY X X X XALPHA WOODS HOLE LABS WESTBOROUGH MA 5088989220 NH XALPHA WOODS HOLE LABS MANSFIELD MA 5084395121 FL, LA NJ X X XALPHA WOODS HOLE LABS MANSFIELD MA 5088229300 NH X XALPHA WOODS HOLE LABS WESTBOROUGH MA 5084395121 NY NJ X X X XALS LABORATORY GROUP (BURLINGTON) BURLINGTON CANA 9053313111 NJ X X X XALS Laboratory Group, Environmental Division, (Houston, Texas) Houston TX 2815305656 TX KS XAltamaha Laboratories Blackshear GA 9124490999 FL X XAlternative Technologies, Inc. Burnsville MN 9528943369 IL X XAlternative Technologies, Inc. Burnsville MN 9528943455 IL KS XAMA ANALYTICAL SERVICES INC LANHAM MD 3014592640 NY XAMAWALK WATER TREATMENT PLANT CORTLANDT MANOR NY 9142457124 NY XAMBIENT GROUP INC NEW YORK NY 2129444615 NYAMBIENT GROUP INC NEW YORK NY 2129444615 NY NJ XAMBIENT GROUP, INC. GLEN COVE NY 5166712370 NY X X X XAMERICA SCIENCE TEAM NEW YORK INC NEW YORK NY 2126798600 NYAmerican Analytical Laboratories LLC Farmingdale NY 6314546100 PA X XAMERICAN ANALYTICAL LABORATORIES LLC FARMINGDALE NY 6314546100 NY, NJ NJ X X XAMERICAN ANALYTICAL LABORATORIES LLC FARMINGDALE NY 6314546100 NY X X X XAmerican Bottoms Regional Wastewater Treatment Facility Sauget IL 6183371710 IL X XAmerican Electric Power - Shreveport Chemical Laboratory Shreveport LA 3186733841 LA DEQ X XAmerican Interplex Corp. Little Rock AR 5012245060 LA DEQ X XAmerican Pacific Corporation Cedar City UT 4358655000 UT X XAmerican Radiation Services, Inc. Port Allen LA 2253812991 PA X X XAmerican Radiation Services, Inc. Port Allen LA 2253812991 FL X X XAmerican Radiation Services, Inc. Port Allen LA 2253812991 LA DEQ X X X XAMERICAN TESTING COMPANY, INC CLEVELAND OH 2166630951 NY X XAMERICAN WATER BELLEVILLE LABORATORY BELLEVILLE IL 6182353600 NH XAmerican Water Central Lab Belleville IL 6182390516 IL LADHH XAmerican Water Central Laboratory Belleville IL 6182390516 IL XAmerican Water Central Laboratory Belleville IL 6182353600 PA XAmerican Water Central Laboratory Belleville Il 6182353600 Il TX XAmerican Water Central Laboratory Belleville IL 6182390516 IL CA XAMERICAN WATER CENTRAL LABORATORY BELLEVILLE IL 6182390516 IL NJ XAmerican West Analytical Laboratory Incorporated Salt Lake City UT 8012638686 UT X X XAMERICAN WESTECH INC HARRISBURG PA 7176519700 PA NJ X XAmerican Westech Inc Harrisburg PA 7176519700 PA X X XAMERISCI BOSTON EAST WEYMOUTH MA 7813379334 NY X X X XAMERISCI BOSTON WEYMOUTH MA 7813379334 NY NJ X X XAMERISCI BOSTON WEYMOUTH MA 7813379334 NH X XAMERISCI RICHMOND MIDLOTHIAN VA 8047631200 NY XAMHERST (T) WPCF #16 AMHERST NY 7166919771 NY XAMRO ENVIRONMENTAL LAB CORP MERRIMACK NH 6034242022 NY X X XAMRO ENVIRONMENTAL LABORATORIES MERRIMACK NH 6034242022 NH X XAMSTERDAM WATER TREATMENT AMSTERDAM NY 5188433009 NY XAnachem Allen TX 9727279003 TX X XAnacon Houston TX 2819227000 TX X X X XAnaLab Corporation Kilgore TX 9039840551 TX LADHHAna-Lab Corporation Kilgore TX 9039840551 TX KS X X XAna-Lab Corporation Kilgore TX 9039840551 TX X X XAna-Lab Corporation Kilgore TX 9039840551 TX LADHH XAna-Lab Corporation Kilgore TX 9039840551 TX LA DEQ X XAnalySys Inc. Austin TX 5123855886 LA DEQ XAnalytical And Environmental Testing, Inc. Baton Rouge LA 2257691930 LA DEQ X XAnalytical Environmental Services, Inc Atlanta GA 7704578177 FL LA DEQ X XAnalytical Environmental Services, Inc. Atlanta GA 7704578177 FL X X XAnalytical Industrial Research Laboratories, Inc. Cleveland TN 4234767766 LA DEQ X XANALYTICAL LABORATORIES NORTH EAST PA 8147258659 NYAnalytical Laboratories of Florida Cape Canaveral FL 3212581355 FL X XANALYTICAL LABORATORIES, INC TELFORD PA 2157236466 NYAnalytical Laboratory & Consultants, Inc. Eugene OR 5414858404 OR XAnalytical Laboratory Services Middletown PA 7179445541 PA X X XANALYTICAL LABORATORY SERVICES INC MIDDLETOWN PA 7179445541 PA NY X X X XANALYTICAL LABORATORY SERVICES, INC. MIDDLETOWN PA 7179445541 PA NJ X X X XAnalytical Laboratory Services, Inc. Middletown PA 7179445541 PA LA DEQ XAnalytical Management Laboratories, Inc. Olathe KS 9138290101 KS XAnalytical Perspectives Wilmington NC 9107941613 FL X X X XAnalytical Perspectives Wilmington NC 9107941613 FL LA DEQ X X X XANALYTICAL PERSPECTIVES LLC WILMINGTON NC 9107941613 FL, NJ NJ X X X X XAnalytical Perspectives, LLC Wilmington NC 9107941613 PA X X XAnalytical Resources Inc. Tukwila WA 2066956205 OR X X X XAnalytical Services Corporation Niceville FL 8506785313 FL X X XANALYTICAL SERVICES INC NORCROSS GA 7707344200 FL NJ X XAnalytical Services, Inc. Norcross GA 7707344200 FL LA DEQ X XAnalytical Services, Inc. Norcross GA 7707344200 FL X X XAnalytical Services, Inc. Norcross GA 7707344200 FL TX X XAnalytical Services, Inc. - Greenville Greenville SC 8642970606 FL XAnalytical Services, Inc. - Williston Williston VT 8028785138 FL X XANALYTICS CORPORATION ASHLAND VA 8043653000 NY X X X XANALYTICS CORPORATION ASHLAND VA 8043653000 NY NJ XAnalytics Environmental Laboratory LLC Portsmouth NH 6034365111 PA XANALYTICS ENVIRONMENTAL LABORATORY LLC PORTSMOUTH NH 6034365111 NH X XANALYTICS ENVIRONMENTAL LABORATORY LLC PORTSMOUTH NH 6034365111 NY X XAnatek Labs, Inc. Moscow ID 2088832839 FL OR X XAnatek Labs, Inc. Moscow ID 2088832839 FL X X

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Andover Municipal Wastewater Laboratory Andover KS 3167332621 KS XANHEUSER-BUSCH CO INC WWTP BALDWINSVILLE NY 3156354119 NY X XANIMAL HEALTH DIAGNOSTIC CENTER ITHACA NY 6072533900 NY XAPPL Inc. Fresno CA 5592752175 CA LA DEQ XAppl, Inc. (agriculture & Priority Pollutants Laboratories, Inc.) Fresno CA 5592752175 CA XApplied Marine Sciences, Inc. League City TX 2815547272 TX X XAQUA ENVIRONMENTAL LAB NEWTOWN CT 2032709973 NY XAQUA PROTECH FAIRFIELD NJ 9732270422 NJ NY X X XAqua Pro-Tech Laboratories Fairfield NJ 9732270422 PA X XAQUA PRO-TECH LABORATORIES FAIRFIELD NJ 9732270422 NJ X X XAqua Pure Water & Sewage Service, Inc. Silver Springs FL 3526251835 FL X XAQUACHECK LABORATORY INC WEATHERSFIELD VT 8022639595 NH XAQUARIAN ANALYTICAL INC CANTERBURY NH 6037839097 NH X XAQUATEC BIOLOGICAL SCIENCES WILLISTON VT 8028601638 NH X XAQUATECH LABORATORIES INC NEWBURGH NY 8455654141 NY XARDL, Inc. Mt. Vernon IL 6182443235 IL X X XAREVA NP ENVIRONMENTAL LABORATORY WESTBOROUGH MA 5085736650 NH XAREVA NP ENVIRONMENTAL LABORATORY WESTBOROUGH MA 5085736650 NY X XArgonne National Laboratory Argonne IL 6302524379 UT X XArgus Analytical, Inc. Ridgeland MS 6019572676 LA DEQ X XArkansas City Municipal Wastewater Laboratory Arkansas City KS 6204414497 KS XArkansas Water Resource Center Water Quality Lab Fayetteville AR 4795757317 LADHH XArmstrong Forensic Laboratory Arlington TX 8172752691 TX LA DEQ X XArmstrong Forensic Laboratory, Inc. Arlington TX 8172752691 TX X XARRO Laboratory, Inc. Crest Hill IL 8157275436 IL XAScI Corporation - Environmental Testing Laboratory Duluth MN 2187224040 FL XASci Corporation Environmental Testing Lab Duluth MN 2187224040 FL UT XAsh Grove Cement Company Overland Park KS 9137225998 KS X XAshley Valley WTP Laboratory Vernal UT 4357890421 UT XAssaigai Analytical Laboratories Incorporated Albuquerque NM 5053458964 UT X X XAssociated Laboratories Orange CA 7147716900 CA XATC ASSOCIATES INC NEW YORK NY 2123538280 NY X X X XATHENICA ENVIRONMENTAL SERVICES INC SUNNYSIDE NY 7187847490 NY XATK Launch Systems Environmental Laboratory Corinne UT 4358632625 UT X X XAtlantic Coast Laboratories Inc. Newark DE 3022669121 PA X X XATLANTIC COAST LABORATORIES INC NEWARK DE 3022669121 PA NJ X X XATLANTIC PRODUCT SVCS INC CARTERET NJ 7329694800 NY XAtmospheric Analysis and Consulting, Inc. Ventura CA 8056501642 FL XAuburn Water Treatment Plat Auburn NY 3152538754 NY XAUBURN WPCP (LAB) AUBURN NY 3152536511 NY XAVERILL ENVIRONMENTAL LAB PLAINVILLE CT 8607470676 NY X X XAVERILL ENVIRONMENTAL LABORATORY INC PLAINVILLE CT 8607470676 NH X XAvery Laboratories & Environmental Services, LLC Savannah GA 9129443748 FL X XAvery Laboratories & Environmental Services, LLC Savannah GA 9129443748 NY FL X XAxys Analytical Services Ltd Sidney, B.c. CN 2506555800 NY/FL CA XAXYS Analytical Services LTD Sidney, British Columbia CN 2506555800 FL X X XAXYS ANALYTICAL SERVICES LTD SIDNEY BC 2506555800 NY X XAXYS ANALYTICAL SERVICES LTD SIDNEY CANA 2506555800 FL, NJ NJ X X XB&W Technical Services Group Y12, LLC. Oakridge TN 8655742419 UT X X XBabcock & Wilcox Technical Services Group, Inc. Lynchburg VA 4345226150 FL X X XBabcock & Wilcox Technical Services Group, Inc. - Lynchburg Lynchburg VA 4345226000 FL UT X X XBATAVIA (C) WATER TREATMENT PLANT BATAVIA NY 5853456400 NY XBATAVIA WASTEWATER TREATMENT FACILITY BATAVIA NY 5853456400 NY XBattelle Duxbury Operations Duxbury MA 7819525332 FL X XBattelle Marine Sciences Laboratory Sequim WA 3606814550 NJ OR XBATTELLE MARINE SCIENCES LABORATORY SEQUIM WA 3606814550 NJ X XBattelle Marine Sciences Laboratory Sequim WA 3606814550 NJ FL X XBay County Laboratory Services Panama City FL 8508724134 FL X X XBCS Laboratories, Inc. - Gainesville Gainesville FL 3523175713 FL X X XBCS Laboratories, Inc. - Miami Miami FL 3523175713 FL X XBEACON (C) STP BEACON NY 8458317130 NY XBear River District Health Department Laboratory Logan UT 4357926580 UT X XBeckton Environmental Laboratories Ponce PR 7878417373 FL X XBELGRAVE WATER POL CNTRL DIST GREAT NECK NY 5164872759 NY XBelmont Labs Englewood OH 9378328242 LA DEQ X XBEN NESIN LABORATORY - NYC DEP SHOKAN NY 8456572306 NY X XBENCHMARK ANALYTICS CENTER VALLEY PA 6109748100 PA NY X XBENCHMARK ANALYTICS INC CENTER VALLEY PA 6109748100 PA NJ X X XBENCHMARK ANALYTICS, INC SAYRE PA 5708880169 PA NJ XBenchmark Analytics, Inc. Center Valley PA 6109748100x22 PA OR XBenchmark Analytics, Inc. Center Valley PA 6109748100 PA X X XBenchmark Analytics, Inc. Center Valley PA 6109748100 FL X X XBenchmark Analytics, Inc. Center Valley PA 6109748100 PA TX X X XBenchmark Analytics, Inc. - Vestal Vestal NY 6077851526 PABenchmark EA South North Port FL 9416253137 FL X XBenchmark EnviroAnalytical, Inc. Palmetto FL 9417239986 FL X X XBHT LABORATORIES INC CHENANGO FORKS NY 6076564214 NY XBINGHAMTON WATER TREATMENT PLANT BINGHAMTON NY 6077727222 NY XBINGHAMTON-JOHNSON (C) STP VESTAL NY 6077292975 NY XBio Chem Testing Inc. Teays WV 3047578954 PA X XBio-Analytical Laboratories Doyline LA 3187452772 LA DEQ XBio-Analytical Laboratories Doyline LA 3817452772 LA TX XBio-Aquatic Testing, Inc. Carrollton TX 9722427750 TX LA DEQ XBio-Aquatic Testing, Inc. Carrollton TX 9722427750 TX XBIO-CHEM TESTING, INC. HURRICANCE WV 3047578954 FL NJ X XBIO-CHEM Testing, Inc. Teays WV 3047578954 FL X XBiogeochemistry of Trace Metals Laboratory Gainesville FL 3523921951 FL XBIOTRAX TESTING LABORATORY DEPEW NY 7166510146 NY X XBiovir Laboratories, Inc. Benicia CA 7077475906 CA XBLUE MARSH LABORATORIES DOUGLASSVILLE PA 6103278196 PA NJ X X XBlue Marsh Laboratory Inc. Douglassville PA 6103278196 PA X X XBOWERY BAY WATER POLLUTION CONTROL PLANT ASTORIA NY 7187283975 NY X

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Box R Water Analysis Laboratory, L.L.C. Prineville OR 5414474911 ORBrevard County Water Resources Laboratory Merritt Island FL 3214551339 FL X XBREWSTER LABORATORY BREWSTER NY 8452795814 NY XBrigham City Laboratory Brigham City UT 4357233146 UT X XBrighton Analytical, LLC Brighton MI 8102297575 IL X XBROOKS LABORATORIES INC NORWALK CT 2038539792 NYBROOKS RAND LABS SEATTLE WA 2066326206 FL NJ XBrooks Rand LLC Seattle WA 2066326206 FL OR X X XBrooks Rand LLC Seattle WA 2066326206 FL X XBroward County Environmental Protection Department Davie FL 9545191451 FL X XBroward County Office of Environmental Services Laboratory Pompano Beach FL 9548313050 FL X X XBroward Testing Laboratory Ltd. Fort Lauderdale FL 9547767238 PA X XBROWARD TESTING LABORATORY LTD FT. LAUDERDALE FL 9547767238 FL NJ XBROWARD TESTING LABORATORY LTD FT LAUDERDALE FL 9547767238 NH X XBroward Testing Laboratory, Ltd Fort Lauderdale FL 9547767238 FL LADHH XBroward Testing Laboratory, Ltd. Fort Lauderdale FL 9547767238 FL CA XBroward Testing Laboratory, Ltd. Fort Lauderdale FL 9547767238 FL TX XBroward Testing Laboratory, Ltd. Ft. Lauderdale FL 9547767238 FL X XBsk Analytical Laboratories Fresno CA 5594972888x193 CA XBTS LABORATORIES, INC LARGO MD 8006041995 NY X XBUCK ENVIRONMENTAL LABORATORIES INC CORTLAND NY 6077533403 NY X X X XBuckeye Florida, Limited Partnership Perry FL 8505841576 FL XBUFFALO SEWER AUTHORITY BUFFALO NY 7168831820 NY X XBUFFALO WATER AUTHORITY FILTRATION PLANT BUFFALO NY 7168514704 NY X XBUREAU VERITAS CONSUMER PRODUCTS SERVICES INC BUFFALO NY 7165053641 NY X XBureau Veritas CPS Inc. Buffalo NY 7165053641 PABureau Veritas North America Novi MI 2483441770 NY LA DEQ X XBureau Veritas North America Kennesaw GA 7704997500 NY LA DEQ X X XBUREAU VERITAS NORTH AMERICA KENNESAW GA 7704997500 NY NJ XBureau Veritas North America Kennesaw GA 7704997500 NY FL XBUREAU VERITAS NORTH AMERICA INC NOVI MI 2483441770 FL, NJ NJ X XBureau Veritas North America, Inc Novi MI 2483441770 NY IL X XBureau Veritas North America, Inc. Novi MI 2483441770 FL KS XBureau Veritas North America, Inc. Novi MI 2483441770 PA X XBureau Veritas North America, Inc. Novi MI 2483442643 FL X XBureau Veritas North America, Inc. Novi MI 2483442643 NY FL X XBURLINGTON PUBLIC WORKS WATER LABORATORY BURLINGTON VT 8028634501 NH XCadence Environmental Energy, Inc. Chanute KS 6204311750 KS XCalscience Environmental Laboratories, Inc. Garden Grove CA 7148955494 CA XCaltest Analytical Laboratory Napa CA 7072584000 CA XCAMPFIELD RESERVOIR & FILTER PLANT PEEKSKILL NY 9147344186 NY X XCanadaigua Wastewater Treatment Facility Canandaigua NY 5853965065 NY XCANAJOHARIE WASTEWATER TRMT PL CANAJOHARIE NY 5186732017 NY XCANANDAIGUA WATER TREATMENT PLANT CANANDAIGUA NY 5853965064 NYCANISTEO WASTEWATER PLANT LAB CANISTEO NY 6076982886 NY X XCANOBIE LAKE WATER TREATMENT FACILITY SALEM NH 6038902171 NH XCANTON WATER POLLUTION CONTROL PLANT CANTON NY 3153791519 NY XCARNELL ENVIRONMENTAL INSPECTIONS INC VALHALLA NY 9149464300 NYCASCADE WATER SERVICES HICKSVILLE NY 8002473973 NY X XCATSKILL (VILLAGE) CATSKILL NY 5189432585 NY XCATSKILL REGIONAL MEDICAL CENTER HARRIS NY 8457943300 NY XCATTARAUGUS COUNTY LABORATORY OLEAN NY 7163738055 NY X XCCDA Waters L.L.C. Milesburg PA 8143578651 PACCDA WATERS LLC MILESBURG PA 8143578616 PA NY XCCDA WATERS LLC HIGH SPRINGS FL 3864545932 FL NJ XCCDA WATERS, L.L.C. MILESBURG PA 8143578616 PA NJ XCCDA Waters, L.L.C. High Springs FL 3864545904 FL XCEDAR CREEK SPECIAL PROJECTS LAB WANTAGH NY 5165717353 NY XCEDAR CREEK WPC PLANT WANTAGH NY 5165717353 NY XCELLU-TISSUE CORP - NATURAL DAM GOUVERNEUR NY 3152877190 NY XCenla Environmental Science Services Alexandria LA 3184734100 LA DEQ XCENTEK LABORATORIES LLC SYRACUSE NY 3154319730 NY XCENTEK LABORATORIES LLC SYRACUSE NY 3154319730 NY NJ XCentral Davis Sewer District Kaysville UT 8014512190 UT X XCentral Utah District Health Department Laboratory Richfield UT 4358965451 UT XCentral Valley Water Reclamation Facility South Salt Lake UT 8019739100 UT X X XCentral Weber SID Laboratory Ogden UT 8017313011 UT X XCERTIFIED ENVIRONMENTAL SERVICES INC SYRACUSE NY 3154782374 NY X X X XCERTIFIED LABORATORIES INC PLAINVIEW NY 5165761400 NY NJ XCERTIFIED LABORATORIES INC PLAINVIEW NY 5165761400 NY X XCertified Labs of Florida Melrose FL 3524752248 FL XCH2M HILL APPLIED SCIENCES LABORATORY CORVALLIS OR 5417683111 OR NJ XCH2M Hill Applied Sciences Laboratory Corvallis OR 5417524271x3111 OR X X X X XChanute Municipal Wastewater Treatment Plant Laboratory Chanute KS 6204315293 KS XChaparral Laboratories, Inc. Huntsville TX 9362911881 TX XCharlotte County Utilities - East Port Laboratory Port Charlotte FL 9417644300 FL X XCHATEAUGAY (V) CHATEAUGAY NY 5184973120 NY X XChatham County Health Department Laboratory Savannah GA 9123562148 FL X XCHAUTAUQUA COUNTY HEALTH MAYVILLE NY 7167534481 NY X XChemical Solutions LTD Mechanicsburg PA 7176977536 PA X XCHEMICAL SOLUTIONS LTD MECHANICSBURG PA 7176977536 PA NY X XCHEMSERVE INC MILFORD NH 6036735440 NH X XChemSolutions Centennial CO 3037715570 TX X XChemtech Mountainside NJ 9087898900 PA X X XCHEMTECH MOUNTAINSIDE NJ 9087898900 NJ NY X X X XCHEMTECH MOUNTAINSIDE NJ 9087898900 NJ X X X XChemtech Ford Laboratory Murray UT 8012627299 UT X X XChemtex Environmental & Industrial Hygiene Services Port Arthur TX 4099834575 TX LADHH XCHEMTEX Environmental & Industrial Hygiene Services Port Arthur TX 4099834575 TX LA DEQ X X XCHEMTEX Environmental & Industrial Hygiene Services Sulphur LA 3376262121 LA DEQ X XChemtex Environmental & Industrial Hygiene Services Port Arthur TX 4099834575 TX LADHH XCHEMTEX Environmental Laboratory, Inc. Port Arthur TX 4099834575 TX X X X X

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CHEMUNG CO ELMIRA SD ELMIRA NY 6077325115 NY XCHEMUNG CO SEWER DISTRICT #1 ELMIRA NY 6077331837 NY XCHENANGO VALLEY ENVIRONMENTAL LAB, INC. NORWICH NY 6073342877 NY X XChester LabNet Tigard OR 5036242183 OR XChevron Environmental Laboratory Richmond CA 5102428191 CAChevron Products Company SL Refinery Laboratory Salt Lake City UT 8015397213 UT XCity of Altamonte Springs Environmental Laboratory Altamonte Springs FL 4075718697 FL X XCity of Apopka Wastewater Treatment Facility Laboratory Apopka FL 4077031700 FL X XCity of Atlanta Wastewater Laboratory Atlanta GA 4042155638 FL XCity of Bend Water Quality Laboratory Bend OR 5413226330 OR X XCity of Boca Raton Quality Control Laboratory Boca Raton FL 5613387327 FL X XCity of Boynton Beach Utilities Department Boynton Beach FL 5617426404 FL X XCity of Bradenton Water Treatment Plant Laboratory Bradenton FL 9417276363 FL XCity of Cape Canaveral Water Reclamation Plant Cape Canaveral FL 3218681241 FL XCity of Cape Coral Water Reclamation Laboratory Cape Coral FL 2395740784 FL XCity of Chicago, Water Purification Laboratories Chicago IL 3127447733 IL XCity of Clearwater Water Pollution Control Laboratory Clearwater FL 7274626660 FL X X XCity of Cocoa Beach Water Reclamation Laboratory Cocoa Beach FL 3218683228 FL XCity of Cocoa Water Treatment Plant Cocoa FL 3216357775 FL XCity of Corvallis Taylor Water Quality Laboratory Corvallis OR 5417666570 OR X XCity of Corvallis Water Quality Laboratory Corvallis OR 5417527522x5280 OR X XCity of Daytona Beach Environmental Monitoring Laboratory Daytona Beach FL 3866718856 FL X XCity of Deerfield Beach Water Treatment Plant Deerfield Beach FL 9544804370 FL XCity of DeLand Environmental Services Laboratory DeLand FL 3867406828 FL X X XCity of Delray Beach Environmental Services Laboratory Delray Beach FL 5615736674 FL X XCity of Dunedin Wastewater Treatment Plant Dunedin FL 7272983254 FL XCity of Edgewater - Alan R. Thomas Water Treatment Plant Edgewater FL 3864242490 FL XCity of Edgewater Environmental Services Laboratory Edgewater FL 3864242488 FL XCity of Englewood Water District Englewood FL 9414743217 FL X XCity of Eustis Wastewater Treatment Plant Eustis FL 3523574282 FL XCity of Fort Lauderdale Environmental Laboratory Ft. Lauderdale FL 9548287888 FL X XCity of Fort Myers, Central Laboratory Ft. Myers FL 2392787265 FL X XCity of Fort Walton Beach Environmental Laboratory Ft. Walton Beach FL 8508339633 FL X XCity of Fort Worth Centralized Water & Wastewater Laboratory Fort Worth TX 8175516401 TX LADHH XCity of Fort Worth Centralized Water & Wastewater Laboratory Fort Worth TX 8175516401 TX LADHH XCity of Fort Worth Water Department Centralized Water & Wastewater Lab. Fort Worth TX 8175727008 TX X X XCity of Gainesville Murphree Water Treatment Plant Gainesville FL 3523342866 FL XCity of Graceville Wastewater Treatment Plant Laboratory Graceville FL 8502634219 FL X XCity of Hallandale Water Treatment Plant Hallandale FL 9544571610 FL XCity of Holly Hill Water & Wastewater Treatment Plant Laboratory Holly Hill FL 3862489463 FL X XCity of Hollywood, Florida Utilities Laboratory Hollywood FL 9549213434 FL X XCITY OF ITHACA WATER TREATMENT PLANT LABORATORY ITHACA NY 6072734680 NY XCity of Key West WWTP Laboratory Key West FL 3052925110 FL XCity of Lake Worth Water Treatment Plant Laboratory Lake Worth FL 5615861710 FL XCity of Lakeland Mcintosh Main Lab Lakeland FL 8638345605 FL XCity of Lakeland -Thomas B. Williams Water Treatment Plant Lakeland FL 8638346717 FL XCity of Lakeland Wastewater Treatment Plant - Glendale Lakeland FL 8638348277 FL XCity of Largo Wastewater Treatment Plant Clearwater FL 7275183080 FL XCity of Leesburg Wastewater Utility Laboratory Okahumpka FL 3527289841 FL XCity of Margate Utilities Margate FL 9549720828 FL X XCity of Melbourne Wastewater Treatment Compliance Monitoring Laboratory Melbourne FL 3212554619 FL XCity of Melbourne Water Treatment Plant Laboratory Melbourne FL 3212554622 FL XCity of Miramar West Water Treatment Plant Miramar FL 9544305319 FL X XCity of Naples Central Laboratory Naples FL 2392134729 FL X XCity of New Port Richey Wastewater Treatment Plant New Port Richey FL 7278414569 FL XCity of North Miami Beach Quality Control Laboratory Miami FL 3056547137 FL XCity of North Miami Water Treatment Plant North Miami FL 3059532854 FL XCity of Ocala Water Quality Laboratory Ocala FL 3524016965 FL X XCity of Oldsmar Wastewater Treatment Plant Oldsmar FL 8138554612 FL XCity of Orlando, Environmental Laboratory Services Oviedo FL 4073655608 FL X XCity of Palm Bay Utilities Corporation Palm Bay FL 3219523471 FL X XCity of Palm Springs Water Treatment Plant Palm Springs FL 5614345120 FL XCity of Panama City Area Environmental Laboratory Panama City FL 8508723194 FL X XCity of Pembroke Pines Wastewater Treatment Plant Pembroke Pines FL 9544356577 FL X XCity of Phoenix Phoenix AZ 6025346812 OR X X XCity of Plantation Utilities Department Laboratory Plantation FL 9547972189 FL X XCity of Pompano Beach Utilities Laboratory Pompano Beach FL 9545457044 FL X XCity of Port Orange Reclaimed Water Plant Port Orange FL 3867565416 FL XCity of Port St. Lucie Utility Systems Department Port St. Lucie FL 7728736400 FL X XCity of Punta Gorda Water Treatment Plant Punta Gorda FL 9416392057 FL XCITY OF RUTLAND WWTF RUTLAND VT 8027731863 NH XCity of Sanford Water Reclamation Facility Laboratory Sanford FL 4073021011 FL XCity of Sarasota Wastewater Treatment Plant Laboratory Sarasota FL 9419552325 FL X XCity of St. Augustine Water Pollution Control Laboratory St. Augustine FL 9048251045 FL X XCity of Sunrise Utilities Laboratory Sunrise FL 9548467400 FL X XCity of Tallahassee Water Quality Laboratory Tallahassee FL 8508911200 FL X X XCity of Tamarac Utilities Laboratory Tamarac FL 9547242430 FL XCity of Tampa Water Quality Laboratory Tampa FL 8132315233 FL X XCity of Tavares Wastewater Utilities Laboratory Tavares FL 3527426225 FL X X XCity of The Dalles Water Quality Lab The Dalles OR 5412982248 OR XCity of Titusville - Laboratory Services Titusville FL 3213835644 FL X X XCity of Vero Beach Environmental Control Laboratory Vero Beach FL 7729785244 FL X XCity of West Palm Beach East Central Wastewater Plant West Palm Beach FL 5618374061 FL XCity of West Palm Beach Public Utilities Water Laboratory West Palm Beach FL 5618222271 FL X XCity of Wildwood Wastewater Treatment Plant Wildwood FL 3523301349 FL XCity of Wilsonville Water Quality Laboratory Wilsonville OR 5036821051 OR X XCity of Winter Park Central Utilities Laboratory Winter Park FL 4076233327 FL X XCity of Winter Springs Wastewater Reclamation Facility Winter Springs FL 4076990749 FL XCITY OF YONKERS, BUREAU OF WATER'S LABORATORY YONKERS NY 9143776764 NY X XC-K Associates, Llc Baton Rouge LA 2257550564 LA DEQ X

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Manatee County Utility Operations Department Central Laboratory Bradenton FL 9417928811 FL X XMANCHESTER WATER WORKS LABORATORY MANCHESTER NH 6036246482 NH XManhattan Municipal Wastewater Laboratory Manhattan KS 7855874555 KS X XMarathon Petroleum Co., LLC Catlettsburg KY 6069216740 PA XMarathon Petroleum Company LLC�Environmental Laboratories Catlettsburg KY 6069216794 IL X XMarinco Bioassay Laboratory, Inc. Sarasota FL 9419253594 FL XMARION (T) WASTEWATER TREATMENT PLANT MARION NY 3159265087 NY XMARSH CREEK WWTP GENEVA NY 3157898040 NY X XMartin County Environmental Services - North Water Treatment Plant Laboratory Stuart FL 7722211483 FL XMAS, LLC Suwanee GA 7708663202 FL X XMAXXAM ANALYTICS INC MISSISSAUGA ON 9058175727 NY X X X XMAXXAM ANALYTICS INC BURLINGTON ON 9053328788 NJ NY X X X XMAXXAM ANALYTICS INC BURLINGTON CANA 9053328788 NJ X X X XMaxxam Analytics Inc. Burlington, Ontario CN 9053328788 NJ CA X XMaxxam Analytics Inc. Burlington, Ontario CN 9053328788 FL X X XMaxxam Analytics Inc. Burlington ONT 8006680639 NJ LA DEQ X X XMaxxam Analytics Incorporated Burlington ON 9053328788 NJ UT X X XMaxxam Analytics, Inc. Burlington ON 9053328788 NJ TX X X XMaxxam Analytics, Inc. Burlington ON 9053328788 PA X X XMCANDREW LABORATORY INC ORCHARD PARK NY 7166497960 NY XMcCoy & McCoy Laboratories, Inc. Madisonville KY 2708217375 IL X X XMcGlynn Laboratories, Inc. Tallahassee FL 8502224895 FL XMcHenry Analytical Water Laboratory, Inc. McHenry IL 8153444044 IL X XMcPherson Municipal Wastewater Laboratory McPherson KS 6202452540 KS XMD Chemical & Testing, Inc. Topeka KS 7858623500 KS X XMeadWestvaco Corporate SH&E Laboratory Miamisburg OH 9374959234 NY FL X XMeadWestvaco Safety, Health & Environmental Laboratory Miamisburg OH 9374959234 NY LA DEQ X XMEADWESTVACO SH&E LABORATORY MIAMISBURG OH 9374959234 NY X XMercury One, Ltd. Twinsburg OH 3309630843 LA DEQ XMERIT LABORATORIES, INC. EAST LANSING MI 5173320167 NY X XMERRILL'S LAB INC COBLESKILL NY 5182343803 NYMERRIMACK WASTEWATER TREATMENT PLANT LABORATORY MERRIMACK NH 6034201626 NH XMeryman Environmental, Inc. Riverview FL 8136269551 FL XMETCALF & EDDY P055 FIELD LABORATORY BROOKLYN NY 7189421911 NY XMETROPOLITAN WATER BOARD OSWEGO NY 3153434523 NY X XMetropolitan Water District Laboratory Sandy UT 8019429654 UT X XMetropolitan Water Reclamation District Calumet Laboratory Chicago IL 7732563520 IL XMetropolitan Water Reclamation District Egan Laboratory Schaumburg IL 8475845555 IL XMetropolitan Water Reclamation District Industrial Waste Cicero IL 7085884076 IL XMetropolitan Water Reclamation District Organics Laboratory Schaumburg IL 8475845681 IL X XMetropolitan Water Reclamation District Stickney Laboratory Cicero IL 7085884064 IL XMGP Ingredients, Inc. Atchison KS 9133671480 KS XMiami-Dade Central District Wastewater Treatment Plant Laboratory Miami FL 3053655606 FL XMiami-Dade County Public Schools, Department of Materials Testing and Evaluation Miami FL 7862750775 FL X

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Peru IL 8152241650 IL XTestamerica Buffalo Amherst NY 7165049832 NY/ IL CA XTestamerica Chicago University Park IL 7085345200 IL CA XTestAmerica Denver Arvada CO 3037360142 Utah OR X X XTestAmerica - Mobile Mobile AL 2516666633 FL X X XTestamerica North Canton North Canton OH 3304979396 FL CA XTestAmerica - North Canton North Canton OH 3304979396 FL X XTestAmerica - Pittsburgh Pittsburgh PA 4129632421 PA FL X XTestamerica Savannah Savannah GA 9123547858 FL CA XTestAmerica - Savannah Savannah GA 9123547858 FL X X XTestAmerica St. Louis Earth City MO 3142988566 NJ LADHH XTestAmerica - Tampa Tampa FL 8138857427 FL X X XTestAmerica - West Sacramento West Sacramento CA 9163744308 CA OR X X X XTestAmerica - Westfield Westfield MA 4135724000 FL XTestAmerica Analytical Corporation, Inc King of Prussia PA 6103379992 PA X X XTestamerica Analytical Testing Corp Nashville TN 6153015759 FL CA X XTESTAMERICA ANALYTICAL TESTING CORP NASHVILLE TN 6157260177 NH X XTestAmerica Analytical Testing Corp Nashville TN 6157260177 PA X X XTESTAMERICA ANALYTICAL TESTING CORP KING OF PRUSSIA PA 6103379992 PA NJ X XTESTAMERICA ANALYTICAL TESTING CORP KING OF PRUSSIA PA 6103379992 PA NY X X X XTESTAMERICA ANALYTICAL TESTING CORP DAYTON OH 9372946856 NY X X X XTestAmerica Analytical Testing Corp -Nashville Nashville TN 6153015759 FL OR X X X XTestAmerica Analytical Testing Corp. 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NASHVILLE TN 6153015759 FL NJ X X XTestAmerica Analytical Testing Corp. - Knoxville Knoxville TN 8652913000 FL IL X X XTestAmerica Analytical Testing Corp. - North Canton North Canton OH 3304979396 NY IL X XTestAmerica Analytical Testing Corp. - Pensacola Pensacola FL 8504741001 FL IL X XTestAmerica Analytical Testing Corp. - Pittsburgh Pittsburgh PA 4129637058 PA IL X XTestAmerica Analytical Testing Corp. - Savannah Savannah GA 9123547858 FL IL X X XTestAmerica Analytical Testing Corp. - St. Louis Earth City MO 3142988566 FL IL X XTestAmerica Analytical Testing Corp. - Valparaiso Valparaiso IN 2194642389 IL X XTestAmerica Analytical Testing Corp. - Buffalo Amherst NY 7166912600 IL X X XTestAmerica Analytical Testing Corp. - Buffalo Amherst NY 7166912600 NY IL X X XTestAmerica Analytical Testing Corp. - Chicago University Park IL 7085345200 IL X X XTestAmerica Analytical Testing Corp. - Denver Arvada CO 3037360100 UT IL X XTestAmerica Analytical Testing Corp. - IA Cedar Falls IA 3192772401 OR IL X XTestAmerica Analytical Testing Corp. - Nashville,TN Nashville TN 6157260177 FL LADHH XTestAmerica Analytical Testing Corp. - Orlando, FL Orlando FL 4078512560 FL X X XTestAmerica Analytical Testing Corp. - TN Nashville TN 6157260177 FL IL X X XTestAmerica Analytical Testing Corp. - WI Watertown WI 9202611660 IL X XTestAmerica Analytical Testing Corporation Nashville TN 6157260177 FL TX X X XTestAmerica Analytical Testing Corporation - Ontario, CA Colton CA 9093704667 CA OR XTestAmerica Austin Austin TX 5122440855 TX LA DEQ X X XTestAmerica Austin Austin TX TX X X XTestAmerica Austin Austin TX 5122440855 PA X XTestAmerica Austin, Inc. 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TestAmerica Denver Arvada CO 3037360142 FL UT X X XTestAmerica Denver Arvada CO 3037360142 FL X X XTestAmerica Denver Arvada CO 3037360100 UT TX X X XTestAmerica Denver Arvada CO 3037360100 UT LA DEQ X XTestAmerica Denver, Inc. 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Morgan Hill CA 4087828169 CA XTestamerica Laboratories, Inc. Pittsburgh PA 4129632425 PA CA XTestamerica Laboratories, Inc. Colton CA 9093704667 CA XTestamerica Laboratories, Inc. Phoenix AZ 4807850043 CA XTestAmerica Laboratories, Inc. - Nashville Nashville TN 6157260177 FL, CA UT X XTestAmerica Laboratories, Inc. - St. Louis Earth City MO 3142988566 PA X X XTestAmerica Los Angeles Santa Ana CA 7142588610 FL XTestAmerica Los Angeles, Inc. Santa Ana CA 7142588610 CA KS X X XTestAmerica Mobile Mobile AL 2516666633 LA DEQ XTestAmerica Mobile Mobile AL 2516666633 FL LA DEQ X X XTestAmerica Mobile Mobile AL 2516666633 FL LADHH XTestAmerica Nashville Nashville TN 6157260177 FL LA DEQ X X XTESTAMERICA NORTH CANTON NORTH CANTON OH 3309667290 FL NJ X XTestAmerica North Canton North Canton OH 3304979396 PA X XTestAmerica North Canton, Inc. North Canton OH 3304979396 FL KS X XTESTAMERICA ORLANDO ORLANDO FL 4078512560 FL NJ XTestAmerica Pensacola Pensacola FL 8504741001 PA X X XTestAmerica Pensacola Pensacola FL 8504741001 FL TX X XTestAmerica Pensacola Pensacola FL 8504741001 FL X X X XTESTAMERICA PENSACOLA PENSACOLA FL 8504741001 FL NJ X X XTESTAMERICA PENSACOLA PENSACOLA FL 8504741001 NH X XTestAmerica Pensacola Pensacola FL 8504741001 FL LA DEQ X XTestAmerica Pensacola, Inc. Pensacola FL 8504741001 FL KS X XTestAmerica Pittsburgh Pittsburgh PA 4129637058 PA UT XTestAmerica Pittsburgh Pittsburgh PA 4129637058 PA LA DEQ X XTESTAMERICA PITTSBURGH PITTSBURGH PA 4129637058 NH XTESTAMERICA PITTSBURGH PITTSBURGH PA 4129637058 PA NJ XTestAmerica Pittsburgh Pittsburgh PA 4129637058 PA X XTestAmerica Pittsburgh, Inc. Pittsburgh PA 4129637058 PA KS X XTestAmerica Richland Richland WA 5093753131 OR UT X XTestAmerica Savannah Savannah GA 9123547858 FL TX X X XTestAmerica Savannah Savannah GA 9123547858 PA X X XTESTAMERICA SAVANNAH SAVANNAH GA 9123547858 FL NJ X X XTestAmerica Savannah Savannah GA 9123547858 FL LADHH XTestAmerica Savannah Savannah GA 9123547858 FL LA DEQ X XTestAmerica Savannah, Inc. Savannah GA 9123547858 FL KS X X XTestamerica Seattle Bothell WA 4254209200 CA XTESTAMERICA ST LOUIS EARTH CITY MO 3142988566 NJ, FL NJ X X XTestAmerica St. Louis Earth City MO 3142988566 FL X X XTestAmerica St. Louis Earth City MO 3142988566 NJ FL X X XTestAmerica St. Louis Earth City MO 3142988566 FL TX X X XTestAmerica St. Louis Earth City MO 3142988566 FL, NJ UT X X XTestAmerica St. Louis Earth Citiy MO 3142988566 NJ LA DEQ X XTestAmerica St. Louis Earth Citiy MO 3142988566 FL LA DEQ X XTestAmerica St. Louis, Inc. Earth City MO 3142988566 FL & NJ KS X X XTestAmerica Tacoma Tacoma WA 2539222310x116 OR X X XTestAmerica Tallahassee Tallahassee FL 8508783994 FL LA DEQ X XTestAmerica Tallahassee Tallahassee FL 8508783994 FL X X XTESTAMERICA TALLAHASSEE TALLAHASSEE FL 8508783994 FL NJ XTestAmerica West Sacramento West Sacramento CA 9163744356 FL LA DEQ X X XTESTAMERICA WEST SACRAMENTO WEST SACRAMENTO CA 9163744308 CA, NJ NJ X X X XTestAmerica West Sacramento West Sacramento CA 9163735600 PA X X XTestAmerica West Sacramento West Sacramento CA 9163735600 CA FL X X XTestamerica West Sacramento West Sacramento CA 9163744441 CA X XTestAmerica West Sacramento West Sacramento CA 9163744356 CA LA DEQ X X XTestAmerica West Sacramento West Sacramento CA 9163735600 FL X X X XTestAmerica West Sacramento West Sacramento CA 9163735600 CA UT X X XTESTAMERICA WESTFIELD WESTFIELD MA 4135724000 NH X XTESTAMERICA WESTFIELD WESTFIELD MA 4135724000 FL NJ XTestAmerica Westfield Westfield MA 4135724000 FL LA DEQ XTETRA TECH ECOLOGICAL TESTING FACILITY OWINGS MILLS MD 4103568993 NJ XTexas Institute for Applied Environmental Research Stephenville TX 2549689570 TX X XTHE METRO GROUP, INC LONG ISLAND CITY NY 7187297200 NY X XThe Villages Environmental Laboratory The Villages FL 3522592802 FL X XThe Water Shed Laboratories, Inc. Deland FL 3867363397 FL X X

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The Water Spigot Panama City FL 8508711900 FL X X XTHOMPSON (T) MONTICELLO NY 8457945280 NY X XTillamook County Creamery Association Tillamook OR 5038151302x1134 OR XTimpanogos Special Service District Utah County UT 8017565231 UT XTimpview Analytical Laboratories Incorporated Orem UT 8012292282 UT X XTMI Analytical Services, LLC Springfield IL 2176980642 IL X XTOCDF Chemical Assessment Laboratory Stockton UT 4358337650 UT X XLaboratory Kissimmee FL 4078464588 FL X X XTOM WHITBECK - WATER LABORATORY SCHENEVUS NY 6076389721 NY XTONAWANDA (T) WASTEWATER TONAWANDA NY 7166934900 NY XTONAWANDA (T) WATER TREATMENT PLANT TONAWANDA NY 7168774453 NY XTONAWANDA COKE CORPORATION TONAWANDA NY 7168766222 NY XTopeka Municipal Wastewater Laboratory Topeka KS 7853684337 KS XTopeka Municipal Water Treatment Laboratory Topeka KS 7853683111 KS XTown of Jupiter Water System Jupiter FL 5617468343 FL XTOWN OF LEWISTON LEWISTON NY 7167548291 NY XTOWN OF ORANGETOWN, SEWER DEPARTMENT ORANGEBURG NY 8453596502 NY XTOWN OF OYSTER BAY ENVIRONMENTAL LABORAT SYOSSET NY 5167551833 NY XTRAC - Biomonitoring Services Laboratory Pensacola FL 8504565836 FL XTrace Analysis, Inc. - El Paso El Paso TX 9155853443 TX XTrace Analysis, Inc. - Lubbock Lubbock TX 8067941296 TX X XTrace Analytical Laboratories, Inc. Muskegon MI 2317735998 IL X XTraceAnalysis, Inc. Lubbock TX 8067941296 TX KS X XTraceAnalysis, Inc. - El Paso El Paso TX 9155853443 TX LA DEQ XTraceAnalysis, Inc. - Lubbock Lubbock TX 8067941296 TX LA DEQ X XTRC ENVIRONMENTAL CORPORATION WINDSOR CT 8602986308 NY XTRC ENVIRONMENTAL CORPORATION WINDSOR CT 8602898631 NY NJ X XTremonton Water Treatment Plant Laboratory Tremonton UT 4352572674 UT X XTRIANGLE ENVIRONMENTAL SERVICES INC DURHAM NC 9193612890 NJ XTriMatrix Laboratories Grand Rapids MI 6169754500 FL LA DEQ X XTriMatrix Laboratories, Inc. Grand Rapids MI 6169754500 FL IL X XTriMatrix Laboratories, Inc. Grand Rapids MI 6169754500 FL X X XTriMatrix Laboratories, Inc. Grand Rapids MI 6169754500 FL KS X XTrinity Analytical Laboratories Inc Mound Valley KS 6203283222 KS X XTri-State Analytical Laboratory, L.L.C. Johnson City TN 4239266385 FL X XTri-Tech Laboratories, Inc. Orlando FL 4072758463 FL X XTROY (C) PUBLIC UTILITY DEPARTMENT TROY NY 5182370343 NY X XTTI Environmental Laboratories Arlington TX 8178615322 LA DEQ XTyson Foods Laboratory Emporia KS 6203424712 KS XTyson Foods Laboratory Holcomb KS 6202774097 KS XU. S. Army Center for Health Promotion & Preventive Medicine Ground MD 4104368399 CA TX X X XU.S. Environmental Protection Agency Region 2 Laboratory Edison NJ 7323216706 FL X X XU.S. Geological Survey National Water Quality Laboratory Denver CO 3032363501 NY FL XUF / IFAS Analytical Research Laboratory Gainesville FL 3523921950 FL XUF-TREC Soil and Water Laboratory Homestead FL 3052467001 FL XUmpqua Research Company Myrtle Creek OR 5418637770 OR XUmpqua Research Company (Bend) Bend OR 5413129455 OR XUnderwriter Laboratories, Inc. South Bend IN 5742334777 FL TX XUNDERWRITERS LABORATORIES INC SOUTH BEND IN 5742334777 FL, NJ NJ XUNDERWRITERS LABORATORIES INC SOUTH BEND IN 5742334777 NH XUnderwriters Laboratories Inc. South Bend IN 5742334777 PA XUnderwriters Laboratories Inc. South Bend IN 5742334777 FL LADHH XUnderwriters Laboratories, Inc South Bend IN 5744725523 FL OR XUnderwriters Laboratories, Inc South Bend IN 5742334777 FL IL XUnderwriters Laboratories, Inc. South Bend IN 5742334777 FL KS XUnderwriters Laboratories, Inc. South Bend IN 5742334777 FL X XUnderwriters Laboratories, Inc. South Bend IN 5744725523 FL CA XUnderwriters Laboratories, Inc. South Bend IN 5742334777 FL UT XUnited Chemists Farmingdale NY 5166625038 NY FL XUNITED CHEMISTS, INC. GLEN COVE NY 5168014591 NY X XUnited States Enrichment Corporation - Piketon Piketon OH 7408975702 UT X XUnited States EPA Region 9 Laboratory Richmond CA 5104122321 OR X X X XUNITED STATES GYPSUM CO OAKFIELD NY 5859485221 NY XUNITED WATER NEW JERSEY - WATER QUALITY HAWORTH NJ 2015996030 NJ NY X XUNITED WATER NEW ROCHELLE NEW ROCHELLE NY 9146935301 NY XUNITED WATER NJ HAWORTH WATER QUALITY LAB HAWORTH NJ 2015996030 NJ X XUniversity (state) Hygienic Laboratory Ankeny IA 3193354385 CA X XUniversity (state) Hygienic Laboratory Iowa City IA 3193354500 CA X XUniversity (State) Hygienic Laboratory Iowa City IA 3193354500 CA KS X X XUNIVERSITY (STATE) HYGIENIC LABORATORY IOWA CITY IA 3193354500 NH X XUNIVERSITY (STATE) HYGIENIC LABORATORY ANKENY IA 5157251600 NH X XUniversity of Florida Soil and Water Science Laboratory Fort Pierce FL 7724683922 FL XUniversity of West Florida Wetlands Research Laboratory Pensacola FL 8504742060 FL XUPSTATE FRESHWATER INSTITUTE SYRACUSE NY 3154314962 NY XUPSTATE LABORATORIES INC EAST SYRACUSE NY 3154370255 NY NJ X X XUPSTATE LABORATORIES INC SYRACUSE NY 3154370255 NY X X X XURS CORPORATION WEST VALLEY NY 7169424160 NY X XUS Air Force - Cape Canaveral AFS Environmental Laboratory Titusville FL 3214762320 FL XUS Air Force - Hill AFB Chemical Science Laboratory Hill AFB UT 8017771094 UT X XUS Army Center For Health Promotion & Preventive Medicine Ground MD 4104368399 CA LA DEQ X XUs Army Center For Health Promotion And Preventive Medicine Grounds MD 4104368399 CA X XUS ARMY CENTER FOR HP & PM ABERDEEN PG MD 4104362208 NH X XUS Army Center for HPPM Directorate of Laboratory Sciences APG-EA MD 4104364465 CA FL XUS Army Center/Health Promo/Prev Medicine APG-EA MD 4104362208 CA KS X X XUs Army Corps Of Engineers, Far East District Seoul KA CA XUS EPA Environmental Services, Branch - Region 6 Houston TX 2819832107 OR X X XUS EPA Region 4 SESD Analytical Support Branch Athens GA 7063558821 OR X X X X X

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US EPA Region 7 Laboratory Kansas City KS 9135515005 KS X X XUS INSPECT LLC CHANTILLY VA 7032931511 NY NJ XUS MILITARY ACADEMY LUSK WATER PLANT WEST POINT NY 8459383224 NY X XUS MILITARY ACADEMY TARGET HILL WWTP WEST POINT NY 8459383224 NY XUS SALT CORPORATION WATKINS GLEN NY 6075352721 NY X XUSEC PGDP -- Paducah Kevil KY 2704415867 UT X XUSEPA NEW ENGLAND REGIONAL LABORATORY N CHELMSFORD MA 6179188300 NH X XUSEPA REGION 10 MANCHESTER ENVIRONMENTAL LAB PORT ORCHARD WA 3608718878 NJ X X XUSEPA REGION 3 ANALYTICAL SERVICE & QA FORT MEADE MD 4103052653 NJ X X XUSGS National Water Quality Laboratory Denver CO 3032362000 NY TX XUSGS NATIONAL WATER QUALITY LABORATORY DENVER CO 3032362000 NY XUtah Valley Water Treatment Plant Laboratory Orem UT 8012210192 UT XUtilities Commission New Smyrna Beach Laboratory New Smyrna Beach FL 3864243184 FL X XUtility Testing Salt Lake City UT 8014858941 UT X XVALATIE WASTEWATER LABORATORY VALATIE NY 5187581971 NY XVAN DE WATER TREATMENT PLANT TONAWANDA NY 7166858323 NY X XVeritech Division of Hampton-Clarke Inc. Fairfield NJ 9732449770 PA X X XCONSERVATION LABORATORY WATERBURY VT 8022444522 NH X XVERMONT DEPARTMENT OF HEALTH LABORATORY BURLINGTON VT 8028637336 NH XVERONA LABORATORY INC VERONA NY 3153635841 NY X XVillage of Tequesta Tequesta FL 5615756235 FL XVillage of Wellington Water Treatment Laboratory Wellington FL 5617914030 FL X XVISTA ANALYTICAL LABORATORY EL DORADO HILLS CA 9166731520 CA NJ X X XVista Analytical Laboratory El Dorado Hills CA 9166731520 CA X XVista Analytical Laboratory El Dorado Hills CA 9169331640 CA TX X X XVista Analytical Laboratory Inc El Dorado Hills CA 9169331640 PA X X XVista Analytical Laboratory Inc. El Dorado Hills CA 9166731520 CA LADHH XVista Analytical Laboratory Inc. El Dorado Hills CA 9169331640 CA OR X X XVista Analytical Laboratory Inc. El Dorado Hills CA 9166731520 CA UT X X XVista Analytical Laboratory Inc. El Dorado Hills CA 9169331640 CA FL X X XVista Analytical Laboratory, Inc. El Dorado Hills CA 9169331640 CA LA DEQ X X XVista Analytical Laboratory, Inc. El Dorado Hills CA 9169331640 LA DEQ X X XVOA Environmental, Inc. Smyrna GA 7704368523 FL XVolusia County Environmental Health Laboratory Daytona Beach FL 3862481781 FL X XWalt Disney World Food Safety and Health Laboratory Lake Buena Vista FL 4079394719 FL XWALWORTH WATER POLLUTION CONTROL FAC WALWORTH NY 3159863415 NY XWARDS ISLAND CHEMISTRY LAB - NYCDEP NEW YORK NY 2128609335 NY XWARDS ISLAND METALS LAB - NYCDEP NEW YORK NY 2128609310 NY X XWARDS ISLAND MICROBIOLOGY LAB WARDS ISLAND NY 2128607821 NY XWARDS ISLAND MICROBIOLOGY LABORATORY WARDS ISLAND NY 2128607821 NJ XWARDS ISLAND WPCP WARDS ISLAND NY 2128609374 NY XWASHINGTON CO SEWER DIST #2 STP FORT EDWARD NY 5187476967 NY XWASTE STREAM TECHNOLOGY BUFFALO NY 7168765290 NY X X XWASTE STREAM TECHNOLOGY BUFFALO NY 7168765290 NH XWaste Stream Technology Inc. Buffalo NY 7168765290 PA X XWASTE STREAM TECHNOLOGY INC BUFFALO NY 7168765290 NY, NJ NJ X X XWaste Stream Technology, Inc. Buffalo NY 7168765290 NY FL X X XWATCHTOWER FARMS SEWAGE PLANT WALLKILL NY 8457446000 NY XWater & Environmental Testing Incorporated American Fork UT 8017630660 UT XWater Laboratories, Inc. Jacksonville FL 9043060032 FL XWATER POLLUTION CTRL PLANT -26TH WARD-NY BROOKLYN NY 7186427705 NY XWater Quality Assurance Laboratory Cocoa FL 3216377247 FL XWATERFORD WASTEWATER WATERFORD NY 5182352033 NY XWaterlab Corp. Salem OR 5033630473 OR XWATERLOO WATER TREATMENT PLANT LAB WATERLOO NY 3155859811 NY XWATERTOWN (C) WATER PLANT WATERTOWN NY 3157857869 NY XWATERTOWN POLLUTION CONTROL PLANT LABORA WATERTOWN NY 3157857840 NY XWAYLAND LABORATORY SERVICES WAYLAND NY 5857283850 NY X X XWeber Basin Water Quality Laboratory Layton UT 8017714362 UT X XWEBSTER WATER DEPARTMENT WEBSTER NY 5856713024 NY XWEBSTER (T) WASTEWATER TREATMENT PLANT WEBSTER NY 5852650505 NY XWeck Laboratories, Inc. Industry CA 6263362139 CA X XWELLSVILLE WASTEWATER TRMT PLANT WELLSVILLE NY 5855934361 NY XWEST HEMPSTEAD WATER DISTRICT WEST HEMPSTEAD NY 5164831180 NY XWESTCHESTER CO LABS AND RES VALHALLA NY 9142311768 NY X X X XWestlake Vinyls Company, LP Geismar LA 2256736121 LA DEQ XWeston Solutions Inc. Auburn AL 3344665600 LA DEQ XWeston Solutions, Inc. Auburn AL 3344665644 LA FL XWhite Springs Agricultural Chemicals, Inc. 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XENCO Laboratories - Miami Miami Lakes FL 3058238500 FL X X XXENCO Laboratories - Tampa Houston TX 8136202000 FL X XXENCO Laboratories, Houston TX Houston TX 2815890692 TX IL X XXENCO Laboratories, Inc. Houston TX 2815890692 TX X XXENCO LABORATORIES-HOUSTON HOUSTON TX 2815890692 TX NJ X XXENCO LABORATORY HOUSTON TX 2815890692 NH XXENCO Laboratory - Mobile Lab #2 Houston TX 8136202000 FL X XYAWS ENVIRONMENTAL LABORATORY ITHACA NY 6072777128 NY X XYORK ANALYTICAL LABORATORIES INC STRATFORD CT 2033251371 NY X X X XYORK ANALYTICAL LABORATORIES INC STRATFORD CT 2033251371 NY NJ X X XYORKTOWN MEDICAL LABORATORY INC YORKTOWN HEIGHTS NY 9142453203 NY X X X XZephyrhills Spring Water Company Zephyrhills FL 8137831959 FL X

CAA Clean Air ActCWA Clean Water ActRCRA Resource Conservation and Recovery ActSDWA Safe Drinking Water Act

CERCLA Comprehensive Environmental Response, Compensation and Liability Act

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