GUNNISON RIVER BASIN

CURECANTI WATER-QUALITY NETWORK-Continued

382900107101600 EAST ELK CREEK NEAR MOUTH NEAR SAPINERO, CO

WATER-QUALITY RECORDS

LOCATION.--Lat 38°29'00", long 107°10'16", in NW14NE14 sec.27, T.49 N., R.3 W., Gunnison County,Hydrologic Unit 14020002, approximately 0.5 mi northeast of U.S. Highway 50 bridge over East Elk Creek inlet, and 7.3 mi northeast of Sapinero.

PERIOD OF RECORD.--For a complete listing of historical data available for this site, see http://waterdata.usgs.gov/co/nwis/inventory/?site_no=382900107101600

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)
JAN
22...	1120	--	9.8	7.9	94	0.0	36	10.7	2.21	E.07	<0.015	0.039	<0.002
APR
14...	1502	10	8.7	7.6	83	9.0	32	9.48	1.95	0.20	<0.015	<0.022	<0.002
JUN
03...	1425	27	7.9	7.5	51	12.2	20	6.07	1.24	0.26	<0.015	<0.022	<0.002
JUL
08...	1332	1.8	5.8	7.6	110	18.6	51	15.2	3.06	0.22	<0.015	<0.022	<0.002
31...	1315	2.9	5.8	7.3	132	19.1	57	17.3	3.40	0.27	<0.015	<0.022	<0.002
AUG
19...	1040	3.4	6.7	7.6	126	14.1	49	14.2	3.16	0.26	<0.015	<0.022	<0.002
SEP
24...	0925	2.4	8.0	7.5	112	7.6	49	14.5	3.06	0.21	<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)
JAN
22...	0.063	0.086	<0.04	E.1	<0.08	57.4	<0.5	<0.2	<1
APR
14...	0.079	0.118	<0.04	0.3	<0.08	18.8	<0.5	<0.2	<1
JUN
03...	0.061	0.105	<0.04	0.7	<0.08	20.5	<0.5	<0.2	<1
JUL
08...	0.161	0.22	<0.04	0.3	<0.08	128	E.3	<0.2	<1
31...	0.176	0.29	<0.04	E.2	<0.08	246	<0.5	<0.2	<1
AUG
19...	0.190	0.26	<0.04	E.2	<0.08	204	<0.5	<0.2	<1
SEP
24...	0.141	0.20	<0.04	E.2	<0.08	151	<0.5	<0.2	<1
< -- Actual value is known to be less than the value shown. E -- Estimated laboratory analysis value.