MUDDY CREEK BASIN

401110106244800 WOLFORD MOUNTAIN RESERVOIR AT INFLOW NEAR KREMMLING, CO

WATER-QUALITY RECORDS

LOCATION.--Lat. 40°11'10", long 106°24'48", in NE14NW14 sec.36, T.3 N, R.81 W. (revised), Grand County, Hydrologic Unit 14010001, 5 mi north of Kremmling.

DRAINAGE AREA.--270 mi2.

PERIOD OF RECORD.--July 1995 to current year. For a complete listing of historical data available for this site, see http://waterdata.usgs.gov/co/nwis/inventory/?site_no=401110106244800

REMARKS.--Samples were collected at mid-depth at the upper inflow.

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

Date	Time	Sam- pling depth, feet (00003)	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)
JUN
26...	1125	0.50	6.2	8.0	520	16.7
26...	1126	5.00	6.1	8.0	540	15.6
JUL
17...	1107	0.50	6.9	8.0	543	20.1
17...	1108	5.00	6.9	8.1	545	19.4
AUG
26...	1151	0.50	6.3	7.9	596	19.5
26...	1152	5.00	6.2	7.9	594	19.3
26...	1153	10.0	6.1	8.0	595	19.1
SEP
30...	1121	0.50	7.1	8.1	599	13.4
30...	1122	5.00	7.2	8.1	600	13.1
30...	1123	10.0	6.7	8.1	617	12.5

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

Date	Time	Sam- pling depth, feet (00003)	Trans- parency Secchi disc, inches (00077)	Turbid- ity, wat unf lab, Hach 2100AN NTU (99872)	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)	Potas- sium, water, fltrd, mg/L (00935)	Sodium adsorp- tion ratio (00931)
JUN
26...	1130	5.00	63.0	--	6.1	8.0	540	15.6	230	60.5	20.3	2.18	0.6
JUL
17...	1115	4.00	68.0	4.2	6.9	8.1	545	19.4	250	63.0	21.5	2.32	0.6
AUG
26...	1200	5.00	68.0	4.3	6.2	7.9	594	19.3	290	74.1	24.8	2.60	0.6
SEP
30...	1130	5.00	38.0	7.7	7.2	8.1	600	13.1	290	73.5	25.1	2.45	0.7

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

Date	Sodium, water, fltrd, mg/L (00930)	ANC, wat unf fixed end pt, lab, mg/L as CaCO3 (90410)	Chlor- ide, water, fltrd, mg/L (00940)	Fluor- ide, water, fltrd, mg/L (00950)	Silica, water, fltrd, mg/L (00955)	Sulfate water, fltrd, mg/L (00945)	Residue water, fltrd, sum of consti- tuents mg/L (70301)	Residue water, fltrd, tons/ acre-ft (70303)	Residue on evap. at 180degC wat flt mg/L (70300)	Ammonia + org-N, water, fltrd, mg/L as N (00623)	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)
JUN
26...	22.5	116	2.87	<0.2	9.1	160	347	0.52	383	0.47	0.48	0.015	0.101
JUL
17...	23.3	113	3.20	0.2	8.4	176	366	0.55	402	0.42	0.44	0.024	0.058
AUG
26...	24.8	123	3.41	0.2	7.3	198	410	0.60	438	0.42	0.42	0.021	0.047
SEP
30...	26.2	124	3.53	0.2	7.4	203	416	0.61	452	0.35	0.43	E.010	0.082

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

Date	Nitrite water, fltrd, mg/L as N (00613)	Organic nitro- gen, water, fltrd, mg/L (00607)	Ortho- phos- phate, water, fltrd, mg/L as P (00671)	Phos- phorus, water, fltrd, mg/L (00666)	Phos- phorus, water, unfltrd mg/L (00665)	Organic carbon, suspnd sedimnt total, mg/L (00689)	Organic carbon, water, fltrd, mg/L (00681)	Alum- inum, water, unfltrd recover -able, ug/L (01105)	Arsenic water, fltrd, ug/L (01000)	Arsenic water unfltrd ug/L (01002)	Barium, water, fltrd, ug/L (01005)	Barium, water, unfltrd recover -able, ug/L (01007)	Beryll- ium, water, unfltrd recover -able, ug/L (01012)
JUN
26...	0.004	0.46	<0.007	0.012	0.030	0.5	7.6	104	<2	<2	52.9	50.5	<0.5
JUL
17...	0.006	0.40	<0.007	0.008	0.026	0.3	7.9	103	<2	<2	52.8	50.3	<0.5
AUG
26...	0.004	0.40	<0.007	0.007	0.019	0.3	6.8	66	<2	E1	57.6	64.9	<0.5
SEP
30...	0.004	--	<0.007	0.006	0.024	0.6	6.8	103	M	E2	58.1	50.6	<0.5

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

Date	Cadmium water, fltrd, ug/L (01025)	Cadmium water, unfltrd ug/L (01027)	Chrom- ium, water, fltrd, ug/L (01030)	Chrom- ium, water, unfltrd recover -able, ug/L (01034)	Cobalt water, unfltrd recover -able, ug/L (01037)	Copper, water, fltrd, ug/L (01040)	Copper, water, unfltrd recover -able, ug/L (01042)	Iron, water, fltrd, ug/L (01046)	Iron, water, unfltrd recover -able, ug/L (01045)	Lead, water, fltrd, ug/L (01049)	Lead, water, unfltrd recover -able, ug/L (01051)	Lithium water unfltrd recover -able, ug/L (01132)	Mangan- ese, water, fltrd, ug/L (01056)
JUN
26...	<0.2	<0.2	<0.8	<0.8	0.507	1.8	2.9	39	200	<0.08	0.25	20.0	19.0
JUL
17...	<0.2	<0.2	<0.8	<0.8	0.496	1.9	2.4	27	160	E.07	0.12	22.8	20.0
AUG
26...	<0.2	<0.2	<0.8	<0.8	0.498	2.7	2.6	E8	30	<0.08	0.19	26.2	12.3
SEP
30...	<0.2	<0.2	<0.8	<0.8	0.510	2.0	3.4	E4	240	<0.08	0.29	27.0	37.8

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

Date	Mangan- ese, water, unfltrd recover -able, ug/L (01055)	Mercury water, fltrd, ug/L (71890)	Mercury water, unfltrd recover -able, ug/L (71900)	Molyb- denum, water, unfltrd recover -able, ug/L (01062)	Nickel, water, unfltrd recover -able, ug/L (01067)	Selen- ium, water, fltrd, ug/L (01145)	Selen- ium, water, unfltrd ug/L (01147)	Silver, water, fltrd, ug/L (01075)	Silver, water, unfltrd recover -able, ug/L (01077)	Zinc, water, fltrd, ug/L (01090)	Zinc, water, unfltrd recover -able, ug/L (01092)
JUN
26...	25	<0.02	<0.02	2.1	3.74	2.0	1.9	<0.2	<0.16	2	E2
JUL
17...	27	<0.02	<0.02	2.4	3.83	2.1	2.5	<0.2	<0.16	M	E1
AUG
26...	27	<0.02	<0.02	2.9	3.48	2.2	2.3	<0.2	<0.16	1	<2
SEP
30...	53	<0.02	<0.02	2.8	3.53	2.6	2.3	<0.2	<0.16	M	E1
< -- Actual value is known to be less than the value shown. E -- Estimated laboratory analysis value. M -- Presence of material verified but not quantified.