GUNNISON RIVER BASIN

CURECANTI WATER-QUALITY NETWORK-Continued

381934107133500 LAKE FORK GUNNISON RIVER BELOW GATEVIEW, CO

WATER-QUALITY RECORDS

LOCATION.--Lat 38°19'34", long 107°13'35", in SE14NE14 sec.17, T.47 N., R.3 W., Gunnison County, Hydrologic Unit 14020002, at bridge on
County Road 25, 2.3 mi northwest of Gateview.

PERIOD OF RECORD.--For a complete listing of historical data available for this site, see http://waterdata.usgs.gov/co/nwis/inventory/?site_no=381934107133500

WATER-QUALITY DATA, WATER YEAR OCTOBER 2002 TO SEPTEMBER 2003

Date	Time	Instan- taneous dis- charge, cfs (00061)	Dis- solved oxygen, mg/L (00300)	pH, water, unfltrd field, std units (00400)	Specif. conduc- tance, wat unf uS/cm 25 degC (00095)	Temper- ature, water, deg C (00010)	Hard- ness, water, unfltrd mg/L as CaCO3 (00900)	Calcium water, fltrd, mg/L (00915)	Magnes- ium, water, fltrd, mg/L (00925)	Ammonia + org-N, water, unfltrd mg/L as N (00625)	Ammonia water, fltrd, mg/L as N (00608)	Nitrite + nitrate water fltrd, mg/L as N (00631)	Nitrite water, fltrd, mg/L as N (00613)
FEB
26...	1025	--	11.3	--	195	0.0	80	26.2	3.61	E.07	<0.015	<0.022	<0.002
APR
23...	0925	72	9.3	8.1	186	5.4	77	25.1	3.41	0.19	<0.015	<0.022	<0.002
JUN
24...	0935	265	7.9	8.4	124	9.2	53	17.7	2.18	E.09	<0.015	<0.022	<0.002
JUL
21...	1245	122	6.6	8.3	166	21.0	67	21.9	2.84	E.10	<0.015	<0.022	<0.002
AUG
06...	1055	150	7.6	8.1	169	15.1	71	23.4	2.98	E.10	<0.015	<0.022	<0.002
21...	0915	124	7.5	8.2	179	14.1	71	23.2	3.11	0.10	<0.015	E.013	<0.002
SEP
03...	1048	170	8.1	8.2	173	12.3	72	23.9	2.88	0.16	<0.015	<0.022	<0.002

WATER-QUALITY DATA, WATER YEAR OCTOBER 2002 TO SEPTEMBER 2003

Date	Ortho- phos- phate, water, fltrd, mg/L as P (00671)	Phos- phorus, water, unfltrd mg/L (00665)	Cadmium water, fltrd, ug/L (01025)	Copper, water, fltrd, ug/L (01040)	Lead, water, fltrd, ug/L (01049)	Mangan- ese, water, fltrd, ug/L (01056)	Selen- ium, water, fltrd, ug/L (01145)	Silver, water, fltrd, ug/L (01075)	Zinc, water, fltrd, ug/L (01090)
FEB
26...	0.023	0.034	0.08	1.0	0.14	15.1	<0.5	<0.2	19
APR
23...	0.009	0.024	0.08	1.3	0.19	18.7	<0.5	<0.2	13
JUN
24...	<0.007	0.011	0.06	1.2	0.17	13.8	<0.5	<0.2	7
JUL
21...	0.008	0.016	0.05	1.1	0.27	9.6	<0.5	<0.2	4
AUG
06...	E.005	0.016	E.03	1.0	0.45	12.3	<0.5	<0.2	4
21...	<0.007	0.016	0.05	1.0	0.12	12.5	<0.5	<0.2	4
SEP
03...	<0.007	0.014	E.03	1.0	0.12	9.0	<0.5	<0.2	2
< -- Actual value is known to be less than the value shown. E -- Estimated laboratory analysis value.