BEAR DEN CREEK BASIN 06332515 BEAR DEN CREEK NEAR MANDAREE, ND-Continued WATER-QUALITY RECORDS PERIOD OF RECORD.--Water year 1968 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 08... 0935 0.13 -- -- -- 2,950 8.5 10.0 -- -- -- -- -- NOV 24... 1130 0.21 -- -- -- 3,150 -7.0 0.0 -- -- -- -- -- JAN 12... 1700 0.18 -- -- -- 3,270 -5.0 0.0 -- -- -- -- -- APR 12... 1220 0.31 -- -- -- 2,460 5.0 5.0 -- -- -- -- -- JUN 09... 1225 0.13 -- -- -- 2,910 16.0 18.5 -- -- -- -- -- JUL 07... 1000 0.14 -- -- -- 2,810 13.0 17.5 -- -- -- -- -- AUG 03... 1615 0.10 -- -- -- 3,130 25.0 21.5 -- -- -- -- -- SEP 01... 1620 0.12 8.8 8.8 2,780 2,790 37.7 26.4 130 18.1 20.3 6.20 24 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 08... -- -- -- -- -- -- -- -- -- -- -- -- -- NOV 24... -- -- -- -- -- -- -- -- -- -- -- -- -- JAN 12... -- -- -- -- -- -- -- -- -- -- -- -- -- APR 12... -- -- -- -- -- -- -- -- -- -- -- -- -- JUN 09... -- -- -- -- -- -- -- -- -- -- -- -- -- JUL 07... -- -- -- -- -- -- -- -- -- -- -- -- -- AUG 03... -- -- -- -- -- -- -- -- -- -- -- -- -- SEP 01... 637 91 850 2.4 0.36 3.98 668 1,860 0.60 5.3 90 <1 70 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 08... -- -- -- -- -- NOV 24... -- -- -- -- -- JAN 12... -- -- -- -- -- APR 12... -- -- -- -- -- JUN 09... -- -- -- -- -- JUL 07... -- -- -- -- -- AUG 03... -- -- -- -- -- SEP 01... 10 <0.20 3 6 280 Remark codes used in this table: < -- Less than
