HEART RIVER BASIN 06344600 GREEN RIVER NEAR NEW HRADEC, ND-Continued WATER-QUALITY RECORDS PERIOD OF RECORD.--Water year 1984 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) NOV 18... 1035 0.79 -- -- -- 1,130 3.5 2.0 -- -- -- -- -- JAN 08... 1030 0.25 -- -- -- 1,230 -6.0 0.0 -- -- -- -- -- FEB 24... 1710 0.50 -- -- -- 1,090 2.5 1.0 -- -- -- -- -- MAR 24... 1045 48 8.1 --e 311 340 3.5 2.0 69 15.2 7.40 5.70 2 APR 14... 1630 1.5 -- -- -- 906 15.0 9.0 -- -- -- -- -- MAY 27... 1615 1.1 -- -- -- 1,060 20.0 16.0 -- -- -- -- -- JUL 15... 0830 0.25 -- -- -- 1,040 21.0 24.0 -- -- -- -- -- 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) NOV 18... -- -- -- -- -- -- -- -- -- -- -- -- -- JAN 08... -- -- -- -- -- -- -- -- -- -- -- -- -- FEB 24... -- -- -- -- -- -- -- -- -- -- -- -- -- MAR 24... 40.3 54 77 2.1 0.09 7.34 70.2 189 25.2 <1.0 330 <1 <10 APR 14... -- -- -- -- -- -- -- -- -- -- -- -- -- MAY 27... -- -- -- -- -- -- -- -- -- -- -- -- -- JUL 15... -- -- -- -- -- -- -- -- -- -- -- -- -- 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) NOV 18... -- -- -- -- -- JAN 08... -- -- -- -- -- FEB 24... -- -- -- -- -- MAR 24... 70 <0.20 2 <1 100 APR 14... -- -- -- -- -- MAY 27... -- -- -- -- -- JUL 15... -- -- -- -- -- Remark codes used in this table: < -- Less than Null value qualifier codes used in this table: e -- Required equipment not functional/avail
