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372 • • GREEN RIVER BASIN • • ~ <br />09706200 PI CEANCE CREEK BELOW RYAN GULCH NEAR RIO BLRNCO, CO--Continued i <br />HATER-QUALITY RECORDS <br />PERI00 OF RECORD.--December L970 tp current year, <br />PERI00 OF DAILY RECD RO.-- <br />SPCCIFIC CONDUCTANCE: Decemher 1979 to September 1982, November 1985 to current year. <br />uAIEP TEM PE PA TUBE: December 1919 to September 1982, November 1985 to current year. <br />SUSPEMOE D-SE DIMfIIi DISCHARGE: October 1972 to September 1983. <br />INSIRUMEN1Al10 x.--Automatic pumping sediment sampler October 1912 to September 1983. Water-duality monitor <br />December 1919 to Sep[em ber 1982, November 1985 to current year. <br />REMARKS.--Unpublished ma.imum and minimum specific conductance data for the periods of daily record are available <br />in the district office. Interrup[ipns in the daily record are due to instrument ma lfunc[fons. Daily specific <br />conductance records rated fair, daily water tempera [ores rated good. <br />ExiREMES FOR PERIOD OF p0.1LY AEfORO.-- <br />SPECIFIC CONDUCTANCE: Nasimum 2,920 microsiemens July 18, 1981; minimum, 520 microsiemens July 18, I98L. <br />WA1EP IEMPE PA TUflES: Na•imum 28.0°C Sept. 4, 1990, minimum, 0.0°C on many days during the winter periotl. <br />SEDIMENT CONCENT Rg110Ni: Maximum daily, 21,700 mg/L July 20, 1977; minimum daily, 8 ng/L Oc[. 14, 1979, and <br />several days in September 7987. <br />SEDIMENT LOADS: Maximum daily, 5,390 Cons July 27, 1983; minimum daily, 0.05 [on Sept. 27, 70, 1981. <br />EMTREMES FOP CU RPENT YEAR.-- <br />SPECIFIC CON DUCiANCE: Maximum 2,470 microsiemens Sept. 30; minimum, SSl microsiemens Aug. 19. <br />WATER IEMPE RA IUPES: Ma. imum 27,3°C July I7; minimum, 0.0°[ many days during [he winter Der TO d. <br />WALE P-QUALITY DATA, N <br />Dls- <br />CHARGE, SPE- <br />INSi. CI FIC <br />CJBIC CON- <br />FEET DUCT- <br />OATE TIME PER ANCE <br />6ECOx0 (US/CM) <br />1TER YEAR OCTOBER <br />PH iEMPER- <br />(STAND- ATU RE <br />ARO WATER <br />UNITS) (DEG C) <br />990 TO SI <br />OKYGE N, <br />DIS- <br />SOLVED <br />(MG/L) <br />PTEMBER 1991 <br />HARD- MAGNE~ <br />NESS CALCIUM STUN, <br />TOTAL DIS- DIS- <br />(NG/L SOLVED SOLVE[ <br />AS (MG/L (MG/L <br />CAWS) AS CA) AS MGJ <br />MAO <br />27... 1340 20 1490 8./ 8.0 11.8 500 77 74 <br />JUN <br />12... 1155 lI 2030 B.d 18.5 9.2 610 84 97 <br />JUL <br />10... 0970 10 2080 8.4 15.0 B.0 570 11 94 <br />AUG <br />29... 1110 IB 7650 B.fi 15.5 10.0 550 Bd B7 <br />SODIUM PO TA S- ALKA- SOLIDS, <br />CHLO- FLUO- SILICA, SUN OF <br />SODIUM, AO- SIUM, LI NITY SULFATE RI OE, RIDE, DIS- CONSTI- <br />OIS- 50 RP- DIS- LAB 015- DIS- DIS- SOLVED iUENTS, <br />SOI VEO 'ION SOL VEO (MG/L SOLVED SOLVED SOLVED (MG/L DIS- <br />DATE (MG/L RATIO (MG/L AS (MG/L (MG/L (MG/L 0.5 SOLVED <br />AS NA) AS K) CACO3) AS 504) 0.S CL) AS F) SI02) (NG/L) <br />MAR <br />27... 150 3 2.7 799 410 l7 0.6 l4 990 <br />JUN <br />12... 250 4 3.7 587 540 28 0.8 17 1380 <br />JUL <br />18... 290 5 3.3 670 570 26 1.0 l3 L410 <br />AUG <br />29... 180 3 2.9 469 d30 27 O.B 14 1110 <br />NIiRO- NIi RO- NIiRO- NIiRO- PH05- <br />SOLIDS, SOLI OS, GEN, GEN, GE H, GE N,AM- DNOS~ PHORUS <br />DIS- DIS- NITRITE N02•N03 AMMONIA MONIA PHORUS ORIHO, <br />SOLVED SOLVED DIS- 015- DIS- ORGANIC DIS- OIS- <br />(TONS (iGx3 SOLVED SOLVED SOLVED DIS. SOLVED SOLVED <br />DATE PER PER (MG/L (MG/L (MG/L (NG/L (MG/l (MG/L <br />AC-FT) DAY) pi N) q5 x) AS N) pS N) AS P) AS D) <br />MAR <br />27... 1.75 5a.0 O.OI 0.51 <0.01 0.4 0.02 <O.OI <br />JUx <br />12 ... 1.87 79.7 0.07 0.48 0.04 0.6 0.08 0.01 <br />JUL <br />IB... 1.92 78.2 <O.OI <D.OS O.Od 0.5 0.06 0.06 <br />AUG <br />29... 1.51 57.9 '0.01 1.10 <0.01 0.5 0.01 0.04 <br />