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REMARKS.--Unpublished ma.imum and minimum specific conductance data for the periods of daily record are available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 />
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