ARKANSAS RIVER BASIN

383347104373401 WILLIAMS CREEK AT THE MOUTH NEAR WIGWAM, CO

WATER-QUALITY RECORDS

LOCATION.--Lat 38°33'47", long 104°37'34", in NW14NW14 sec.24, T.17 S., R.65 W., El Paso County, Hydrologic Unit 11020003, 0.3 mi upstream from mouth, 1.7 mi northeast of Wigwam, and 9.3 mi southeast of Fountain. Elevation of gage is 5,240 ft above NGVD of 1929, from topographic map.

DRAINAGE AREA.--Undetermined.

PERIOD OF RECORD.--May to September 2003. For a complete listing of historical data available for this site, see http://waterdata.usgs.gov/co/nwis/inventory/?site_no=383347104373401

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)	Ammonia water, fltrd, mg/L as N (00608)	Nitrite + nitrate water fltrd, mg/L as N (00631)	Ortho- phos- phate, water, fltrd, mg/L as P (00671)	Phos- phorus, water, unfltrd mg/L (00665)	E coli, modif. m-TEC, water, col/ 100 mL (90902)	E coli, m-TEC MF, water, col/ 100 mL (31633)	Fecal coli- form, M-FC 0.7u MF col/ 100 mL (31625)
MAY
01...	1400	0.18	9.5	8.0	1,940	16.5	0.196	0.15	0.02	0.07	--	E4	78
JUL
21...	1610	0.49	4.4	7.8	1,590	28.0	0.087	E.05	0.24	0.49	E160	--	144

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

Date	Sus- pended sedi- ment concen- tration mg/L (80154)	Sus- pended sedi- ment load, tons/d (80155)
MAY
01...	24	0.01
JUL
21...	20	0.03
E -- Estimated laboratory analysis value.