A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A MW-44B ND MW-474A ND MW-496A ND MW-496S ND DW-69-104-S3 ND DW-69-114-S3 ND DW-69-134-S3 ND DW-69-70-S2 ND DW-69-86-S2 ND DW-70-114-S3 102.7 DW-70-53-S2 ND DW-70-72-S3 8.5 DW-70-83-S3 31.1 DW-70-94-S3 20.05 MW-206B ND MW-206C ND MW-213B ND MW-213C ND MW-230B ND MW-230C 204 MW-268B ND MW-268C ND MW-27 1.01 MW-274B 0.38 MW-274C ND MW-43 ND MW-44 ND MW-472A ND MW-479A ND MW-487A ND MW-487S ND MW-488A ND MW-501B ND 26RI-MW1 ND MW-446A 0.53 MW-485A ND 131RI-MW1 138RI-MW1 ND MW-12W ND MW-16 ND MW-16AW 0.97 MW-19W 1.43 MW-223B 1.49 MW-223C ND MW-229B ND MW-229C ND MW-259B ND MW-266A 35.8 MW-267A ND MW-267B ND MW-273B ND MW-273C 0.53 MW-28 ND MW-280B 0.67 MW-280C ND MW-30W ND MW-32W 2.91 MW-38W 5.31 MW-45 ND MW-473A ND MW-475A ND MW-476A ND MW-480A ND MW-486A ND MW-489A ND MW-4A ND MW-58 ND MW-5AW 41 MW-6W ND MW-7W 1 MW-9W 0.79 Br-MW-1 12.4 Br-MW-2 56.5 Br-MW-7 ND Br-MW-12-5 1 Br-MW-3 50.6 Br-MW-9 22.8 Br-MW-11 1.5 Br-MW-12-2 30.3 Br-MW-12-3 42.8 Br-MW-12-4 50.1 Br-MW-13-1 64.8 Br-MW-12-1 31.1 Br-MW-13-3 2660 MW-213A Br-MW-15-3 ND Br-MW-15-4 ND Br-MW-15-5 4.6 Br-MW-15-6 13.6 Br-MW-15-7 ND Br-MW-15-2 ND Br-MW-13-2 4730 Br-MW-13-4 5100 MW-20W Port 4 HGU 1W MANH O LE C- 1 Path: Plot Date: \ new pr ov- fp1 \Envi r onment al \ Dr aft i ng F i l es\Ar cGI S F i l es\ 10509 \ GW PR\ 2018 1Q\ MAP DO CU MENT S\ TCA \ TCA_HGU1 . mxd 2 / 15 / 2019 , 10 : 54 : 08 AM by LANT I GU A - - LAYOUT: ANS I D ( 22 " x34 " ) 0 150 300 Feet HGU 1 TRC - GIS TRC - GIS ¯ LEGEND NOTES : 1 . HGU = HY DROGEOLOGI C UNI T . 2 . TCA+ = 1 , 1 , 1 - TCA AND BREAKDOWN PRODU CTS ( 1 , 1 - DCE AND 1 , 1 - DCA) . 3 . THI S F I GU RE DEP I CTS THE TCA+ GROU NDWATER QU AL I TYDATA WI THI N HGU s, AS DEF I NED I N THE J ANUARY2018 CONCEPTU AL S I TE M ODEL ( CSM ) REPORT . 4 . HGU s DI P TO THE NORTHWEST AND THEREFORE HGU s 1 , 2 , 3 , AND 4 ARE NOT UNI FORM LY PRESENT BENEATH THE ENT I RE S I TE AS THEY SU BCROP ( i . e. , I NTERSECT THE BEDROCK SU RFACE ) FROM EAST TO WEST ACROSS THE S I TE . HGU SU BCROP BOU NDARI ES FOR HGU s 1 , 2 , 3 , AND 4 ARE SHOWN AND THE RESPECT I VE HGU s ARE NOT PRESENT EAST OF THESE L I NES . 5 . ALL CONCENTRAT I ONS ARE I N PARTS PER BI LL I ON ( PPB) . 6 . THE TOTAL SUM OF TCA+ DETECT I ONS PRESENT I N GROU NDWATER ARE I NCLU DED I N THE I SOCONCENTRAT I ON CONTOU RS . 7 . THE DATA BOX ES SHOW ALL GROU NDWATER CONTAM I NANT DETECT I ONS FOR TCA+ . TCA+ SAM PLE RESU LTS AT AND BELOW THE NEW J ERSEYDEPARTM ENT OF ENV I RONM ENTAL PROTECT I ON ( NJ DEP ) GROU ND WATER QU AL I TYSTANDARDS ( GWQS ) ARE SHOWN I N PARENTHESES . TCA+ SAM PLE RESU LTS GREATER THAN THE NJ DEP GWQS ARE SHOWN WI THOU T THE PARENTHESES . WELLS WI TH SAM PLES THAT HAV E NO DETECT I ONS OF TCA+ ARE M ARKED ND. 8 . THE DATA SUMM AR I ZED ON THI S F I GU RE I NCLU DE THE S I TE - WI DE SEM I - ANNU AL SAM PL I NG EV ENT CONDU CTED I N 1Q 2 018 AND I NTER I M REM EDI AL M EASU RES ( I RM) PERFORM ANCE M ONI TOR I NG DATA . 9 . DUR I NG THE 1Q 20 18 SAM PL I NG EV ENT , ALL WELLS WERE SAM PLED VI A PASS I VE DI FFU S I ON BAG ( PDB) FOR V OLAT I LE ORGANI C COM POU NDS ( V OCs) BETWEEN FEBRU ARY 26 , 2 018 AND M ARCH 29 , 2 018 . DUR I NG I RM PERFORM ANCE M ONI TOR I NG EV ENTS WELLS WERE SAM PLED VI A LOW- FLOW AND PDBs FOR VOCs BETWEEN J ANU ARY 16 , 2 018 AND APR I L 19 , 201 8 . WESTBAYPORT SAM PL I NG ( DW- 65 , DW- 69 , DW- 70 , AND DW- 72 ) FOR VOCs WAS CONDU CTED BETWEEN M ARCH 6 , 2018 AND M ARCH 12 , 201 8 . 10 . THE M OST RECENT HI STOR I CAL DATA WERE U SED FOR WELLS THAT WERE NOT SAM PLED DUR I NG THE CU RRENT REPORT I NG PER I OD TO I NTERPOLATE TCA+ CONTOU RS . THESE DATA ARE SHOWN I N GRAYDATA BOX ES . 1 . I N SOM E CASES , ADJ ACENT WELLS SCREENED AT DI FFERENT DEPTH I NTERV ALS HAV E CONCENTRAT I ONS THAT DI FFER BYM ORE THAN AN ORDER OF M AGNI TU DE . I N THESE CASES , THE WELL WI TH THE HI GHEST CONCENTRAT I ON WAS U SED FOR CONTOU R I NG PU RPOSES . 12 . TOTAL TCA+ I SOCONCENTRAT I ON CONTOU RS ARE SHOWN DASHED WHERE I NFERRED . 13 . GROU NDWATER QU AL I TYDATA OF OFF - S I TE WELLS ON THE BR I AD PROPERTY( NORTH OF ROU TE 3 ) , COLLECTED BETWEEN J ANU ARYAND DECEM BER 2016 , WERE U SED FOR CONTOU R I NG THE EX TENT OF TOTAL TCA+ I N THI S AREA . REFER TO RANSOM R I R APR I L 2017 . 14 . DELU XE WELLS LOCATED ON- S I TE AND OFF - S I TE WERE LAST SAM PLED BYROCHE I N 2015 OR 2016 . 15 . SELECT WELLS SAM PLED DUR I NG THE 1Q 20 18 SAM PL I NG EV ENT AND THE I RM PERFORM ANCE M ONI TOR I NG EV ENTS WERE DECOM M I SS I ONED SU BSEQU ENT TO SAM PL I NG . DATA FRO M PREVI OUS SAMP L I NG EVENTS - 2Q2015 THROUGH1Q2017 DATA FRO M CU RRENT REPORTI NG P ERI OD - 1Q2018 H O FFMANN- LA ROCHE I NC. SI TE PROPERTY BO U NDARY I NV EST I GATI VE AREAS OFF - SI TE PROPERTY BO U NDARY DEMO L I SH ED BUI LDI NG CU RRENT BUI LDI NG RA I LRO AD RO ADW AY HGU SUBCROP BO U NDARY ABBREV I ATI ON GW QS ( ppb) COMPOUND 1,1,1-TCA 30 1 , 1 , 1 - Tr i chl or oet hane 1,1-DCE 1 1 , 1 - D i chl or oet hene 1,1-DCA 50 1 , 1 - D i chl or oet hane Sampl e Dat e ( Mont h/ Year ) W el l I D Ast er i sk i ndi cat es w el l not sampl ed for 1 , 4 - di oxane Dat a F r om Pr evi ous Sampl i ng Event s ( used for cont our i ng pur poses) T CA+ Det ect i ons ( non- exceedi ng r esul t s ar e show n i n par ent heses) HGU 1 WELL LOCATIONS W ELL SAMP LED 1Q2018 SEMI - ANNU AL & I RM P RO GRAMS W ELL SAMP LED DU RI NG PREVI OUS SAMP L I NG EVENTS - 1Q2015 THROUGH1Q2017 ( DATA U SED FO R CONTOURI NG) DECO MMI SSI O NED W ELL THROUGH1Q2018 MW-259B ND 26RI-MW1 ND W ELL SAMP LED PRI OR TO 1Q2015 ( DATA NO T SH O W N) 131RI-MW1 A Dat a F r om Cur ent Repor t i ng P er i od - 1Q2018 TOTAL TCA+ ISOCONCENTRATION CONTOURS (1,1,1-TCA, 1,1-DCE, 1,1-DCA) >1 , 000 PPB A A A MW-472A ND W el l I D * MW-259B (6/2015) T ot al T CA+ ND APPROXI MATE FAULT ZO NE ST. PAU L ' S BROOK SP RI NGER BROOK ( CULVERT) ST. PAU L ' S BROOK ( CULVERT) VALLEY DRA I N FO RMER VALLEY DRA I N CL I FTON- ALLW OOD MU NI CI PAL SEW ER FO RMER CL I FTON- ALLW OOD MU NI CI PAL SEW ER NUTLEY MU NI CI PAL SEW ER TRUNK SEW ER >1 AND "d 10 PPB >10 AND "d 100 PPB >100 AND "d 1 , 000 PPB 1 , 1 - DCE 1 , 1 - DCA T ot al T CA+ 5 . 1 ( 3 . 4 ) 8 . 5 DW-70-72-S3 DW-69-70-S2 MW-230B MW-487A T ot al T CA+ 1 , 1 , 1 - TCA 1 , 1 - DCE 1 , 1 - DCA T ot al T CA+ T ot al T CA+ T ot al T CA+ ND ( 1 . 7 ) 70 ( 31 ) 102 . 7 ND ND DW-69-86-S2 MW-487S T ot al T CA+ 1 , 1 - DCE 1 , 1 - DCA T ot al T CA+ 1 , 1 , 1 - TCA 1 , 1 - DCE 1 , 1 - DCA T ot al T CA+ T ot al T CA+ ND ( 0 . 71 ) ( 0 . 3 ) 1 . 01 ( 19 ) 85 10 204 ND DW-69-104-S3 MW-43 MW-268B MW-488A T ot al T CA+ T ot al T CA+ T ot al T CA+ T ot al T CA+ ND ND ND ND DW-69-114-S3 MW-44 MW-268C MW-496A T ot al T CA+ T ot al T CA+ T ot al T CA+ T ot al T CA+ ND ND ND ND DW-69-134-S3 MW-44B MW-496S T ot al T CA+ T ot al T CA+ 1 , 1 - DCE T ot al T CA+ T ot al T CA+ ND ND ( 0 . 38 ) 0 . 38 ND DW-70-53-S2 MW-206B MW-274C MW-501B T ot al T CA+ T ot al T CA+ T ot al T CA+ T ot al T CA+ ND ND ND ND MW-206C MW-472A 1 , 1 - DCE 1 , 1 - DCA T ot al T CA+ T ot al T CA+ T ot al T CA+ 5 . 1 ( 3 . 4 ) 8 . 5 ND ND MW-213B MW-474A 1 , 1 , 1 - TCA 1 , 1 - DCE 1 , 1 - DCA T ot al T CA+ T ot al T CA+ T ot al T CA+ ( 1 . 1 ) 19 ( 1 ) 31 . 1 ND ND MW-213C MW-479A 1 , 1 , 1 - TCA 1 , 1 - DCE 1 , 1 - DCA T ot al T CA+ T ot al T CA+ T ot al T CA+ ( 0 . 65 ) 12 ( 7 . 4 ) 20 . 05 ND ND DW-70-94-S3 DW-70-114-S3 MW-274B MW-230C DW-70-72-S3 MW-27 DW-70-83-S3 * 26RI-MW1 (1/2016) * Br-MW-12-2 (4/2016) Br-MW-15-3 (2/2016) * MW-9W (6/2016) * MW-45 (6/2015) * MW-267B (6/2015) T ot al T CA+ T ot al T CA+ T ot al T CA+ T ot al T CA+ T ot al T CA+ T ot al T CA+ ND 30 . 3 ND 0 . 79 ND ND 138RI-MW1 (4/2017) Br-MW-12-3 (2/2016) Br-MW-15-4 (2/2016) * MW-12W (6/2016) * MW-58 (6/2015) MW-273B (9/2015) T ot al T CA+ T ot al T CA+ T ot al T CA+ T ot al T CA+ T ot al T CA+ T ot al T CA+ ND 42 . 8 ND ND ND ND Br-MW-1 (12/2016) Br-MW-12-4 (2/2016) * Br-MW-15-5 (4/2016) MW-16 (9/2015) * MW-223B (6/2015) MW-273C (9/2015) T ot al T CA+ T ot al T CA+ T ot al T CA+ T ot al T CA+ T ot al T CA+ T ot al T CA+ 12 . 4 50 . 1 4 . 6 ND 1 . 49 0 . 53 Br-MW-2 (12/2016) Br-MW-12-5 (2/2016) * Br-MW-15-6 (4/2016) * MW-16AW (6/2016) * MW-223C (6/2015) * MW-280B (6/2015) T ot al T CA+ T ot al T CA+ T ot al T CA+ T ot al T CA+ T ot al T CA+ T ot al T CA+ 56 . 5 1 13 . 6 0 . 97 ND 0 . 67 Br-MW-3 (12/2016) Br-MW-13-1 (2/2016) Br-MW-15-7 (2/2016) * MW-19W (6/2016) MW-229B (9/2015) * MW-280C (6/2015) T ot al T CA+ T ot al T CA+ T ot al T CA+ T ot al T CA+ T ot al T CA+ T ot al T CA+ 50 . 6 64 . 8 ND 1 . 43 ND ND Br-MW-7 (9/2016) Br-MW-13-2 (2/2016) MW-4A (9/2015) * MW-28 (1/2016) MW-229C (9/2015) MW-446A (1/2017) T ot al T CA+ T ot al T CA+ T ot al T CA+ T ot al T CA+ T ot al T CA+ T ot al T CA+ ND 4 , 730 ND ND ND 0 . 53 Br-MW-9 (12/2016) * Br-MW-13-3 (4/2016) * MW-5AW (6/2016) * MW-30W (7/2015) * MW-259B (6/2015) MW-473A (1/2017) T ot al T CA+ T ot al T CA+ T ot al T CA+ T ot al T CA+ T ot al T CA+ T ot al T CA+ 2 . 8 2 , 60 41 ND ND ND Br-MW-11 (12/2016) Br-MW-13-4 (2/2016) * MW-6W (7/2015) * MW-32W (7/2015) MW-266A (9/2015) MW-475A (1/2017) T ot al T CA+ T ot al T CA+ T ot al T CA+ T ot al T CA+ T ot al T CA+ T ot al T CA+ 1 . 5 5 , 10 ND 2 . 91 35 . 8 ND Br-MW-12-1 (2/2016) Br-MW-15-2 (2/2016) * MW-7W (6/2016) * MW-38W (6/2016) * MW-267A (6/2015) MW-476A (1/2017) T ot al T CA+ T ot al T CA+ T ot al T CA+ T ot al T CA+ T ot al T CA+ T ot al T CA+ 31 . 1 ND 1 5 . 31 ND ND MW-480A (1/2017) T ot al T CA+ ND MW-485A (1/2017) T ot al T CA+ ND MW-486A (1/2017) T ot al T CA+ ND MW-489A (1/2017) T ot al T CA+ ND HOFFMANN-LA ROCHE INC. SITE NUTLEY, NEW JERSEY T CA_H GU 1 . mxd FEBRU ARY 2019 FIGURE 25 19823 TCA+ IN GROUNDWATER HGU 1 - 1Q 2018 DATE : F I LE NO . : TI TLE : P RO JECT: PROJ. NO . : TRC ENVIRONMENTAL CORP. 41 Spring Street, Suite 102 New Providence, New Jersey 07974 908-988-1700