RED RIVER OF THE NORTH BASIN 05056636 DEVILS LAKE OUTLET TO STUMP LAKE NEAR LAKOTA, ND-Continued WATER QUALITY RECORDS PERIOD OF RECORD.--Water year 1999 to current year. WATER-QUALITY DATA, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004 Date Time Instan- taneous dis- charge, cfs (00061) pH, water, unfltrd field, std units (00400) pH, water, unfltrd lab, std units (00403) Specif. conduc- tance, wat unf lab, uS/cm 25 degC (90095) Specif. conduc- tance, wat unf uS/cm 25 degC (00095) Temper- ature, air, deg C (00020) Temper- ature, water, deg C (00010) Hard- ness, water, mg/L as CaCO3 (00900) Calcium water, fltrd, mg/L (00915) Magnes- ium, water, fltrd, mg/L (00925) Potas- sium, water, fltrd, mg/L (00935) Sodium adsorp- tion ratio (00931) OCT 03... 1250 3.4 -- -- -- 641 11.0 9.0 -- -- -- -- -- MAR 30... 1600 50 -- -- -- 1,100 5.0 1.5 -- -- -- -- -- APR 05... 1245 35 -- -- -- 910 -- 4.0 -- -- -- -- -- 12... 1545 24 8.5 8.1 3,460 3,560 2.5 3.0 690 68.4 126 57.5 9 MAY 07... 1230 67 -- -- -- 3,820 7.0 12.5 -- -- -- -- -- 20... 0900 107 -- -- -- 5,540 8.5 12.5 -- -- -- -- -- JUN 01... 1240 122 -- -- -- 4,020 12.0 13.0 -- -- -- -- -- 09... 1305 202 -- -- -- 5,380 14.5 17.0 -- -- -- -- -- 14... 1435 225 -- -- -- 5,350 -- 18.5 -- -- -- -- -- AUG 26... 1125 133 8.4 8.6 5,350 5,470 17.0 17.0 970 74.8 191 103 12 WATER-QUALITY DATA, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004 Date Sodium, water, fltrd, mg/L (00930) Sodium, percent (00932) ANC, wat unf fixed end pt, lab, mg/L as CaCO3 (90410) Chlor- ide, water, fltrd, mg/L (00940) Fluor- ide, water, fltrd, mg/L (00950) Silica, water, fltrd, mg/L (00955) Sulfate water, fltrd, mg/L (00945) Residue water, fltrd, sum of consti- tuents mg/L (70301) Residue water, fltrd, tons/d (70302) Arsenic water, fltrd, ug/L (01000) Iron, water, fltrd, ug/L (01046) Lead, water, fltrd, ug/L (01049) Lithium water, fltrd, ug/L (01130) OCT 03... -- -- -- -- -- -- -- -- -- -- -- -- -- MAR 30... -- -- -- -- -- -- -- -- -- -- -- -- -- APR 05... -- -- -- -- -- -- -- -- -- -- -- -- -- 12... 526 60 307 240 0.12 15.1 1,260 2,460 160 17.3 120 <1 220 MAY 07... -- -- -- -- -- -- -- -- -- -- -- -- -- 20... -- -- -- -- -- -- -- -- -- -- -- -- -- JUN 01... -- -- -- -- -- -- -- -- -- -- -- -- -- 09... -- -- -- -- -- -- -- -- -- -- -- -- -- 14... -- -- -- -- -- -- -- -- -- -- -- -- -- AUG 26... 897 64 487 419 0.20 12.8 2,020 4,000 1,440 28.7 70 <1 380 WATER-QUALITY DATA, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004 Date Mangan- ese, water, fltrd, ug/L (01056) Mercury water, fltrd, ug/L (71890) Molyb- denum, water, fltrd, ug/L (01060) Selen- ium, water, fltrd, ug/L (01145) Stront- ium, water, fltrd, ug/L (01080) OCT 03... -- -- -- -- -- MAR 30... -- -- -- -- -- APR 05... -- -- -- -- -- 12... 110 <0.20 2 21 360 MAY 07... -- -- -- -- -- 20... -- -- -- -- -- JUN 01... -- -- -- -- -- 09... -- -- -- -- -- 14... -- -- -- -- -- AUG 26... 10 <0.20 4 12 440 Remark codes used in this table: < -- Less than
