PLATTE RIVER BASIN

06746110 JOE WRIGHT CREEK BELOW JOE WRIGHT RESERVOIR, CO

LOCATION.--Lat 40°33'43", long 105°51'48", in SE14NE14 sec.24, T.7 N., R.76 W., Larimer County, Hydrologic Unit 10190007, on left bank 500 ft downstream from unnamed tributary, 2,000 ft downstream from Joe Wright Dam, and 3 mi southwest of Chambers Lake.

DRAINAGE AREA.--6.90 mi2.

PERIOD OF RECORD.--June 1978 to current year. For a complete listing of historical data available for this site, see http://waterdata.usgs.gov/co/nwis/inventory/?site_no=06746110

GAGE.--Water-stage recorder. Elevation of gage is 9,710 ft above NGVD of 1929, from topographic map. Prior to Aug. 7, 1989, at datum 0.50 ft higher.

REMARKS.--Records good except for estimated daily discharges, which are poor. Flow regulated by Joe Wright Reservoir, 2000 ft upstream. Several measurements of specific conductance and water temperature were obtained and are published in the "Supplemental Water-Quality Data For Gaging Stations" section of this report.

Discharge, cubic feet per second 

WATER YEAR OCTOBER 2002 TO SEPTEMBER 2003

DAILY MEAN VALUES

DAY	OCT	NOV	DEC	JAN	FEB	MAR	APR	MAY	JUN	JUL	AUG	SEP
1	1.6	e1.2	e1.3	e1.2	e1.1	e1.3	e1.4	1.5	27	82	3.7	5.7
2	1.6	e1.2	e1.3	e1.2	e1.1	e1.3	e1.4	1.5	38	81	3.9	4.7
3	1.6	e1.1	e1.3	e1.2	e1.1	e1.3	e1.4	1.6	38	82	4.0	2.4
4	1.7	e1.1	e1.3	e1.2	e1.1	e1.3	e1.4	1.7	65	80	6.2	2.1
5	1.6	e1.1	e1.3	e1.1	e1.2	e1.2	e1.4	1.6	84	71	12	2.1
6	1.5	e1.1	e1.3	e1.1	e1.2	e1.2	e1.4	1.5	84	66	12	2.1
7	1.5	e1.1	e1.3	e1.1	e1.2	e1.2	e1.4	1.5	86	57	33	2.1
8	1.4	e1.1	e1.3	e1.1	e1.2	e1.2	e1.4	1.5	86	53	67	2.1
9	1.4	e1.1	e1.3	e1.1	e1.2	e1.2	e1.4	1.5	87	53	65	2.1
10	1.4	e1.2	e1.3	e1.1	e1.2	e1.2	1.4	1.5	89	48	56	2.2
11	1.4	e1.2	e1.3	e1.1	e1.2	e1.2	1.5	1.5	90	42	50	2.3
12	1.4	e1.2	e1.3	e1.1	e1.2	e1.2	1.5	1.6	90	42	48	2.1
13	1.3	e1.2	e1.3	e1.1	e1.2	e1.3	1.6	1.7	89	42	43	2.1
14	1.2	e1.2	e1.2	e1.1	e1.2	e1.4	1.7	1.9	90	43	47	2.1
15	1.2	e1.2	e1.2	e1.1	e1.2	e1.4	1.6	2.2	91	44	49	2.1
16	1.2	e1.2	e1.2	e1.1	e1.2	e1.4	1.6	2.6	91	44	50	2.1
17	1.2	e1.2	e1.2	e1.1	e1.2	e1.4	1.5	3.4	92	42	50	2.1
18	1.2	e1.2	e1.2	e1.1	e1.2	e1.4	1.5	3.9	92	32	52	2.1
19	1.2	e1.3	e1.2	e1.1	e1.2	e1.4	1.4	3.8	103	28	57	2.1
20	1.2	e1.3	e1.2	e1.1	e1.2	e1.4	1.4	4.0	128	43	42	2.1
21	1.2	e1.3	e1.2	e1.1	e1.2	e1.4	1.4	4.3	128	80	2.6	2.1
22	1.2	e1.3	e1.2	e1.1	e1.2	e1.4	1.4	4.7	128	80	2.6	2.1
23	1.2	e1.3	e1.2	e1.1	e1.2	e1.4	1.4	5.5	128	81	3.2	2.1
24	1.2	e1.3	e1.2	e1.1	e1.2	e1.4	1.5	6.4	127	81	4.6	2.1
25	1.2	e1.3	e1.2	e1.1	e1.2	e1.4	1.5	8.4	180	79	4.8	2.1
26	1.2	e1.3	e1.2	e1.1	e1.2	e1.4	1.6	9.5	144	75	5.5	2.1
27	1.2	e1.3	e1.2	e1.1	e1.2	e1.4	1.7	12	107	71	5.7	2.1
28	1.2	e1.3	e1.2	e1.1	e1.2	e1.4	1.7	14	97	71	5.7	2.1
29	e1.2	e1.3	e1.2	e1.1	---	e1.4	1.7	15	81	71	5.7	2.1
30	e1.2	e1.3	e1.2	e1.1	---	e1.4	1.7	16	82	50	5.8	2.1
31	e1.2	---	e1.2	e1.1	---	e1.4	---	16	---	3.9	5.7	---
TOTAL	41.0	36.5	38.5	34.5	33.2	41.3	44.9	153.8	2,842	1,817.9	802.7	69.8
MEAN	1.32	1.22	1.24	1.11	1.19	1.33	1.50	4.96	94.7	58.6	25.9	2.33
MAX	1.7	1.3	1.3	1.2	1.2	1.4	1.7	16	180	82	67	5.7
MIN	1.2	1.1	1.2	1.1	1.1	1.2	1.4	1.5	27	3.9	2.6	2.1
AC-FT	81	72	76	68	66	82	89	305	5,640	3,610	1,590	138
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1979 - 2003, BY WATER YEAR (WY)
MEAN	4.16	2.75	1.04	0.92	0.89	0.92	1.09	12.5	60.6	36.8	30.0	30.4
MAX	20.8	37.8	2.91	2.60	2.66	2.65	3.14	48.0	100	90.8	84.7	61.8
(WY)	(1995)	(2001)	(2001)	(2002)	(2002)	(2002)	(2001)	(1998)	(1996)	(1993)	(1991)	(1995)
MIN	0.54	0.34	0.21	0.24	0.22	0.23	0.29	1.21	8.67	2.49	6.44	1.13
(WY)	(1989)	(1995)	(1993)	(1993)	(1995)	(1995)	(1991)	(1980)	(2002)	(1989)	(1981)	(1991)

SUMMARY STATISTICS	FOR 2002 CALENDAR YEAR	FOR 2003 WATER YEAR	WATER YEARS 1979 - 2003
ANNUAL TOTAL	2,550.5	5,956.1
ANNUAL MEAN	6.99	16.3	15.2
HIGHEST ANNUAL MEAN			24.4 1997
LOWEST ANNUAL MEAN			3.69 1980
HIGHEST DAILY MEAN	61 Aug 28	180 Jun 25	245 Jul 1, 1993
LOWEST DAILY MEAN	e1.1 Nov 3	e1.1 Nov 3	0.17 Apr 3, 1991
ANNUAL SEVEN-DAY MINIMUM	e1.1 Nov 3	e1.1 Nov 3	0.18 Mar 31, 1991
MAXIMUM PEAK FLOW		233 Jun 25	284 Aug 18, 1991
MAXIMUM PEAK STAGE		2.64 Jun 25	a2.71 Aug 18, 1991
ANNUAL RUNOFF (AC-FT)	5,060	11,810	11,010
10 PERCENT EXCEEDS	19	73	56
50 PERCENT EXCEEDS	2.6	1.4	2.0
90 PERCENT EXCEEDS	1.2	1.1	0.35

e Estimated. a Maximum gage height, 2.78 ft, Jul 10, 1997.