ROAN CREEK BASIN

09095300 DRY FORK AT UPPER STATION, NEAR DE BEQUE, CO

LOCATION.--Lat 39°22'29", long 108°19'02", in SE14NW14 sec.10,T.8 S., R.98 W., Garfield County, Hydrologic Unit 14010006, on left bank 120 ft upstream from county bridge on S. Dry Fork Road, 3.8 mi west of intersection with Roan Creek Road, and 7.8 mi northwest of De Beque.

DRAINAGE AREA.--97.4 mi2.

WATER-DISCHARGE RECORDS

PERIOD OF RECORD.--October 1995 to September 1998, November 2000 to current year. For a complete listing of historical data available for this site, see http://waterdata.usgs.gov/co/nwis/inventory/?site_no=09095300

GAGE.--Water-stage recorder with satellite telemetry. Elevation of gage is 5,385 ft above NGVD of 1929, from topographic map.

REMARKS.--Records fair except for estimated daily discharges, which are poor. Natural flow of stream affected March to October by diversions for irrigation upstream from gage.

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	0.28	4.4	e0.26	e0.19	e0.19	e0.16	0.25	0.32	0.29	0.17	0.02	0.03
2	0.26	1.0	e0.25	e0.20	e0.18	e0.18	0.22	0.33	0.28	0.16	0.02	0.04
3	6.7	0.35	e0.25	e0.20	e0.17	e0.18	0.27	0.32	0.22	0.16	0.02	0.03
4	e1.3	0.30	e0.23	e0.19	e0.15	e0.18	0.25	0.81	0.19	0.19	0.02	0.05
5	e0.35	0.23	e0.21	e0.18	e0.13	e0.19	0.25	2.4	0.17	0.23	0.01	0.07
6	e0.23	0.21	e0.21	e0.19	e0.14	e0.36	0.25	0.59	0.18	0.21	0.01	3.3
7	e0.14	0.47	e0.20	e0.18	e0.16	2.9	0.23	0.39	0.19	0.09	0.01	1.8
8	0.15	0.35	e0.18	e0.19	e0.18	5.5	0.22	0.40	0.19	0.03	0.02	1.6
9	0.14	21	e0.18	e0.23	e0.18	6.4	0.22	2.9	0.19	0.08	0.01	0.27
10	0.10	1.5	e0.19	e0.21	e0.18	5.2	0.22	4.1	0.22	0.12	0.00	17
11	0.11	e0.54	e0.24	e0.19	e0.18	8.6	0.21	2.6	0.19	0.13	0.00	5.8
12	0.12	e0.39	e0.24	e0.18	e0.21	8.9	0.21	0.78	0.18	0.14	0.00	0.45
13	0.10	e0.33	e0.22	e0.20	e0.24	6.7	0.21	0.49	0.23	0.11	0.01	0.16
14	0.12	e0.29	e0.24	e0.19	e0.20	3.6	0.20	0.40	0.21	0.09	0.01	0.12
15	0.12	e0.27	e0.23	e0.16	e0.19	2.3	0.22	0.58	0.17	0.07	0.02	0.12
16	0.10	e0.29	e0.23	e0.21	e0.19	1.5	0.22	1.4	0.14	0.03	0.01	0.11
17	0.10	e0.28	e0.22	e0.15	e0.19	1.7	0.25	0.53	0.19	0.03	0.01	0.09
18	0.14	e0.27	e0.18	e0.18	e0.18	0.81	0.40	0.42	0.17	0.06	0.03	0.08
19	0.07	e0.28	e0.17	e0.19	e0.17	0.48	0.34	0.37	0.22	0.05	0.01	0.10
20	0.08	e0.28	e0.22	e0.19	e0.19	0.48	0.32	0.36	0.33	0.06	0.00	0.13
21	0.07	e0.27	e0.17	e0.20	e0.18	0.59	0.32	0.36	0.36	0.06	0.00	0.10
22	0.07	e0.26	e0.15	e0.20	e0.17	0.40	0.34	0.35	0.26	0.04	0.00	0.09
23	0.18	e0.27	e0.21	e0.20	e0.20	0.38	0.35	0.34	0.19	0.05	0.15	0.10
24	1.2	e0.25	e0.20	e0.19	e0.19	0.65	0.35	0.30	0.21	0.03	0.13	0.09
25	1.6	e0.20	e0.18	e0.19	e0.19	1.2	0.34	0.30	0.26	0.02	0.09	0.10
26	0.31	e0.24	e0.19	e0.19	e0.18	0.42	0.32	0.30	0.26	0.05	0.03	0.08
27	0.23	e0.29	e0.19	e0.18	e0.18	0.38	0.32	0.31	0.25	0.04	0.03	0.10
28	0.61	e0.29	e0.21	e0.18	e0.17	0.31	0.30	0.26	0.22	0.05	0.05	0.10
29	0.54	e0.30	e0.17	e0.18	---	0.30	0.32	0.23	0.19	0.06	0.03	0.10
30	0.62	e0.28	e0.24	e0.18	---	0.26	0.33	0.23	0.21	0.04	0.04	0.13
31	1.9	---	e0.18	e0.19	---	0.26	---	0.24	---	0.02	0.04	---
TOTAL	18.04	35.68	6.44	5.88	5.06	61.47	8.25	23.71	6.56	2.67	0.83	32.34
MEAN	0.58	1.19	0.21	0.19	0.18	1.98	0.28	0.76	0.22	0.086	0.027	1.08
MAX	6.7	21	0.26	0.23	0.24	8.9	0.40	4.1	0.36	0.23	0.15	17
MIN	0.07	0.20	0.15	0.15	0.13	0.16	0.20	0.23	0.14	0.02	0.00	0.03
AC-FT	36	71	13	12	10	122	16	47	13	5.3	1.6	64
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1996 - 2003, BY WATER YEAR (WY)
MEAN	2.71	2.65	1.72	1.92	3.18	4.97	2.32	4.97	1.37	1.67	1.56	1.97
MAX	7.18	5.09	4.58	4.97	9.42	12.8	9.42	25.9	4.62	7.50	4.05	6.69
(WY)	(1998)	(1998)	(1998)	(1998)	(1996)	(1998)	(1998)	(1998)	(1998)	(1998)	(1998)	(1997)
MIN	0.58	0.46	0.020	0.010	0.16	0.59	0.27	0.19	0.007	0.003	0.014	0.33
(WY)	(2003)	(2002)	(2001)	(2001)	(2001)	(2002)	(2003)	(2001)	(2001)	(2001)	(2002)	(2001)

SUMMARY STATISTICS	FOR 2002 CALENDAR YEAR	FOR 2003 WATER YEAR	WATER YEARS 1996 - 2003
ANNUAL TOTAL	138.04	206.93
ANNUAL MEAN	0.38	0.57	2.94
HIGHEST ANNUAL MEAN			7.84 1998
LOWEST ANNUAL MEAN			0.36 2002
HIGHEST DAILY MEAN	21 Nov 9	21 Nov 9	95 Feb 22, 1996
LOWEST DAILY MEAN	0.00 Mar 28	0.00 Aug 10	a0.00 Jun 17, 1997
ANNUAL SEVEN-DAY MINIMUM	0.00 Aug 29	0.01 Aug 6	0.00 Jun 18, 2001
MAXIMUM PEAK FLOW		118 Sep 10	b2,660 Aug 9, 2001
MAXIMUM PEAK STAGE		4.19 Sep 10	16.93 Aug 9, 2001
ANNUAL RUNOFF (AC-FT)	274	410	2,130
10 PERCENT EXCEEDS	0.51	0.61	5.9
50 PERCENT EXCEEDS	0.25	0.20	1.5
90 PERCENT EXCEEDS	0.00	0.04	0.10

e Estimated. a No flow many days some years. b On basis of slope-area measurement of peak flow.