Geologic Atlas of Clay County County Atlas Series C-29, Part B Plate 6 of 8 Water Chemistry Water Chemistry By James A. Berg 2018 Minnesota Department of Natural Resources County Geologic Atlas Program mndnr.gov/groundwatermapping Prepared and published with the support of the Minnesota Environment and Natural Resources Trust Fund and the Clean Water, Land and Legacy Amendment ¤ 10 § ¦ 94 § ¦ 94 ¤ 75 ¤ 75 ¤ 75 ¤ 75 ) 32 ) 34 ) 32 ) 32 ) 9 ) 9 ) 9 ) 9 ) 336 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 36 36 36 36 36 36 36 36 36 36 36 36 36 36 31 31 31 31 31 31 31 31 31 31 31 31 31 6 31 1 6 6 1 36 1 36 36 31 31 31 6 6 32 31 1 1 1 1 1 1 1 1 1 1 5 6 6 6 6 6 6 6 6 36 36 36 36 36 36 36 36 36 36 36 36 36 36 31 31 31 31 31 31 31 31 31 31 31 36 H OLY CROSS ALLIANCE MO ORHEAD ELMWOOD ELKTON G L YNDON P A R KE EGL O N H AWLEY SKREE H UMBOLDT H IGHLAND GROVE M OLAND KEENE F L OWING M ORKEN VIDING H AGEN U LEN G EORGETOWN KRAGNES O AKPORT TANSEM FELTON BARNESVILLE KURTZ CROMWELL SPRING PRAIRIE RIVERTON GOOSE PRAIRIE Barnesville Sabin Hawley Glyndon Moorhead Dilworth Hitterdal Ulen Georgetown Felton R.44 W . 96° 30' W. 46 ° 4 5' N . 9 6 ° 45' W. 9 6 ° 30' W. 4 6° 45' N. OTTERTAIL W ILKIN COUNTY O T T E R T A I L C O U N T Y N ORMAN COUNTY B E C K E R C O U N T Y COUNTY N O R T H D A KOT A MIN NE SO T A NORMAN COUNTY WILKIN COUNTY T. 137 N. NORTH DAKOTA MINNESOTA Y T N U O C R E K C E B T. 138 N. T. 139 N. T. 140 N. 47° N. T. 141 N. T. 141 N. 47° N. T. 142 N. T. 142 N. R. 46 W. R. 47 W. R. 48 W. R. 49 W. T. 137 N. T. 138 N. T. 139 N. T. 140 N. R. 46 W. R. 47 W. R. 48 W. 96° 45' W. R. 45 W. R. 44 W. 96° 15' W. R. 45 W. 96° 15' W. L a ke Lake L a ke T a n se m R a n u m L a k e La k e L a k e Thr e e L ake Two F ifteen L a k e Thirteen Mayf ield Lake D ew ey Ten Emma Ov er son D o ran B u rk S a nd Perch B a ckman N e ss Sol u m C h rist Fl ora Tilde A nderson Lake Moe Solem Maple Creek Lake Laura Lee Thorson One Long Horseshoe Melbye Lake Lake Lake Rushfieldt Lake Lake Lake Silver Anfinson Lake Lake Lake Lake Lake Lake Lake Eleven Lake Fourteen Lake Lake Jergenson Lake Turtle Lake Axberg Lake Lake Lake Lake Lake Erickson Lake Lake Anderson Lake Knudson Lake Lake Maria Lake Lake Lake Grove Swede Lake Lake Lake Solwald Lake Tatley Lake S to n y S t o n y C ou n ty Di t ch 45 Comstock River Creek Whisky Whisky Whisky Whisky Whisky River Buffalo River Red of the North Branch k e e r C Creek Creek Spring Stony Creek Creek Creek River River River Creek River River River Buffalo Buffalo Buffalo Buffalo Red of the North Branch South Wild Rice Wild Rice Branch South Branch South Hay Hay Hay Buffalo River ¤ 10 ¤ 52 ¤ 52 South Felton Lake Creek Creek Creek Buffalo River State Park B’ C’ D’ E’ F’ D C E F G’ H’ I’ A’ B A G H I 1.02 1.15 1.39 1.7 17.7 3.01 4 3.8 8 7 6 2.3 2.42 2 2 4.4 2.85 5.9 5.9 5.9 22.2 52 17.4 20 16 6.2 6.5 4.3 6 11.5 17 16 24 30 31 37 6.3 13.2 12.8 9 12 6 24 9 7 55 24.3 40 35 50 50 20.7 73 54 45 31 53 27.1 35 49 36 <5 <5 <5 11 49 20 24 32 49 13.6 28 21 41 33 22.4 46 3.1 15.7 3.8 25 30 11 12 30 14.8 34 9 9.8 10 67 11 26 15.1 21.9 10.7 19 15.9 26.7 24.4 26.6 44 34 16.5 35 5.9 18 17 53 4.5 3.7 50 17 120 149 370 229 109 238 360 280 119 103 360 131 100 310 234 120 120 274 220 103 150 284 950 262 146 177 126 142 153 510 276 156 520 480 440 101 140 210 230 120 186 290 306 150 127 480 120 220 700 150 166 102 250 180 109 124 390 200 150 320 294 690 490 490 430 103 160 200 154 940 350 100 181 180 104 450 130 167 258 130 285 106 136 111 470 256 126 340 109 285 420 320 600 302 510 1290 630 420 410 350 610 288 <100 2500 14,000 20,000 <100 6000 15,000 35,000 9000 40,000 30,000 <100 7.6 + 8.9 + 23.1 + 16.6 + 10.6 + 62* 16.6* 8.6* 10.1* 6.8* 11* 38* 43* 6.5* 18.2* 35* 6.8* 7.3* 20.4* 22.7* 13.2* 22.1* 10.3* 23.8* 7.1* 15.1* 20.9* 20.1* 28.6* 8.4* 5.2* 35* 14.7* 25.5* 25.1* 27.3* 8.3* 70* 49* 25.9* 10.7* 18.7* 7.4* 18.6* 5.8* 5.3* 28.3* 12.1* 53* 63* 14.7* 31.3* 7.8* 33* 6.3* 15.4* 19* 8.5* 20.7* 22.2* 38* 16.9* 12.7* 5.1* 98* 15.7* 16.3* 25.2* 13* 36* 11.7* 6.8* 15.4* 63* 6.3* 15.8* 15.1* 7.9* 5.8* 52* 9.4* 5.9* 5* 11.3 5.4 198 93 5.9 19.4 5 142 177 60 8.9 36 62 23.9 33 10.3 11.5 27.4 12.4 17.5 25.8 21.2 Mixed: water is a mixture of recent and vintage (greater than 1 TU to less than 8 TU). Vintage: water entered the ground before 1953 (less than or equal to 1 TU). Recent: water entered the ground since about 1953 (8 to 15 trium units [TU]). Symbol color indicates trium age of water sample. Trium age Not sampled for trium. MAP EXPLANA TION dg/br h1 ss nh qu prf h2 rlf h3/h4 gr bv/x Surficial and buried sand aquifer or aquifer group Symbol color indicates trium age of water sample. See report figure 4. Water sample and aquifer symbols Groundwater flowpath is unknown. Groundwater flows laterally. Groundwater moves from an overlying buried aquifer to an underlying buried aquifer. Groundwater moves from an overlying surficial aquifer to a buried aquifer. Groundwater condions Water from the surface moves through a thin layer of overlying fine-grained material to an underlying aquifer. ot/nv unknown Symbols and labels 23.9 1.15 26.7 8000 180 B B ’ Chloride: if shown, concentraon is ≥5 ppm. (* naturally elevated values, + source unknown) Nitrate: if shown, concentraon is ≥1 ppm. Arsenic: if shown, concentraon is ≥2 ppb. Manganese: if shown, concentraon is ≥100 ppb. Carbon-14 ( 14 C): if shown, esmated groundwater residence me in years. Line of cross secon (Part B) Body of water Surface-water sample Approximate east edge of Lake Agassiz clay Boundary of the Buffalo aquifer Sulfate: if shown, concentraon is ≥250 ppm. 288 1 0 1 2 3 4 5 MILES 1 0 1 2 4 5 KILOMETERS 3 SCALE 1:100 000 LOCATION DIAGRAM To accompany these atlas components Report, Plates 7 and 8 This map was compiled and generated in a geographic informaon system. Digital data products are available from the DNR County Geologic Atlas Program at mndnr.gov/groundwatermapping. This map was prepared from publicly available informaon. Every reasonable effort has been made to ensure the accuracy of the factual data on which this map interpretaon is based. However, the DNR does not warrant the accuracy, completeness, or any implied uses of these data. Users may wish to verify crical informaon. Sources include both the references in the report and informaon on file in the offices of the Minnesota Geological Survey and the DNR. Every effort has been made to ensure the interpretaon shown conforms to sound geologic and cartographic principles. This map should not be used to establish legal tle, boundaries, or locaons of improvements. Base modified from Minnesota Geological Survey, Clay County Geologic Atlas, Part A, 2014. Universal Transverse Mercator projecon, zone 15N, North American Datum of 1983. North American Vercal Datum of 1988. 500 Lafayee Road St. Paul, MN 55155-4025 888-646-6367 or 651-296-6157 mndnr.gov This informaon is available in alternave format on request. 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