GUNNISON RIVER BASIN

CURECANTI WATER-QUALITY NETWORK-Continued

383024107371800 CRYSTAL RESERVOIR AT CRYSTAL DAM NEAR CIMARRON, CO

WATER-QUALITY RECORDS

LOCATION.--Lat 38°30'24", long 107°37'18", in NW14SE14 sec.14, T.49 N., R.7 W., Gunnison County, Hydrologic Unit 14020002, approximately
0.3 mi upstream of Crystal Dam, 3.7 mi northwest of Cimarron.

PERIOD OF RECORD.--For a complete listing of historical data available for this site, see http://waterdata.usgs.gov/co/nwis/inventory/?site_no=383024107371800

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

Date	Time	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)	Ortho- phos- phate, water, fltrd, mg/L as P (00671)
APR
22...	1238	10.7	8.3	230	5.6	110	31.0	6.76	0.15	<0.015	0.054	E.002	0.009
JUN
10...	1225	8.5	8.1	201	13.8	86	24.9	5.80	0.25	0.031	0.037	E.002	0.010
JUL
10...	1242	7.3	8.3	206	14.9	92	27.2	5.94	0.28	E.010	<0.022	E.002	<0.007
AUG
11...	1400	7.8	8.7	213	17.0	110	33.1	6.70	0.17	<0.015	<0.022	<0.002	<0.007
25...	1132	8.1	8.5	213	16.1	93	27.2	6.04	0.22	<0.015	<0.022	<0.002	<0.007
SEP
08...	1132	8.3	8.5	214	14.8	100	29.7	6.38	0.22	<0.015	<0.022	<0.002	<0.007

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

Date	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)
APR
22...	0.020	<0.04	0.8	<0.08	0.8	<0.5	<0.2	<1
JUN
10...	0.027	<0.04	0.8	<0.08	15.6	<0.5	<0.2	<1
JUL
10...	0.019	<0.04	0.6	<0.08	17.2	<0.5	<0.2	<1
AUG
11...	0.007	<0.04	0.8	<0.08	4.0	E.3	<0.2	<1
25...	0.009	<0.04	0.9	<0.08	2.3	<0.5	<0.2	<1
SEP
08...	0.014	<0.04	1.0	<0.08	0.4	<0.5	<0.2	<1
< -- Actual value is known to be less than the value shown. E -- Estimated laboratory analysis value.