GREEN RIVER BASIN

09247600 YAMPA RIVER BELOW CRAIG, CO

LOCATION.--Lat 40°28'51", long 107°36'49", in SW14NW14 sec.16, T.6 N., R.91 W., Moffat County, Hydrologic Unit 14050001, on left bank 0.5 mi downstream from state highway 13-789 bridge, and 3.3 mi southwest of Craig.

DRAINAGE AREA.--1,750 mi2.

WATER-DISCHARGE RECORDS

PERIOD OF RECORD.--June 1975 to September 1980 (discharge measurements only). October 1984 to current year. For a complete listing of historical data available for this site, see http://waterdata.usgs.gov/co/nwis/inventory/?site_no=09247600

GAGE.--Water-stage recorder with satellite telemetry. Elevation of gage is 6,100 ft above NGVD of 1929, from topographic map.

REMARKS.--Records good except for estimated daily discharges, which are poor. Natural flow of stream affected by diversions for irrigation, power plants at Hayden and Craig, transbasin diversions, storage reservoirs, and return flow from irrigated areas.

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	95	140	e199	e115	e155	e169	723	3,570	10,600	1,580	220	125
2	94	143	e200	e119	e151	e172	1,400	3,050	11,800	1,450	216	108
3	117	168	e198	e124	e148	e184	1,700	2,800	11,000	1,360	187	80
4	172	137	e196	e127	e146	e195	1,280	2,920	8,490	1,230	137	76
5	216	121	e195	e122	e137	e200	908	3,140	6,980	1,120	121	75
6	183	148	180	e122	e133	e200	801	2,970	5,780	1,000	125	65
7	166	150	161	e119	e141	e210	741	2,530	5,150	913	111	95
8	161	148	154	e117	e149	e210	648	2,530	4,680	836	83	110
9	179	166	e150	e121	e147	e215	613	2,620	4,690	745	70	143
10	194	194	149	e126	e140	e215	889	2,730	4,780	689	89	175
11	173	196	154	e133	e136	228	1,480	2,490	5,320	609	84	205
12	176	181	e142	e131	e135	339	1,990	2,230	5,460	572	90	287
13	175	169	141	e129	e138	469	2,250	2,380	4,700	565	96	266
14	145	184	140	e132	e153	651	2,820	2,990	4,400	515	88	261
15	137	196	154	e135	e162	821	3,330	3,970	4,420	492	83	236
16	140	175	154	e131	e166	858	3,290	4,880	4,320	454	79	180
17	128	152	e148	e139	e180	795	2,660	5,770	3,970	421	87	161
18	129	172	e138	e134	e192	678	2,320	6,590	3,640	418	102	130
19	130	172	130	e132	e209	556	2,220	6,640	3,500	419	144	148
20	126	188	e119	e139	e192	525	1,880	6,140	3,550	441	182	168
21	118	195	105	e135	e177	500	1,810	6,410	3,360	463	154	157
22	109	183	e111	e135	e163	536	2,040	6,220	2,970	468	131	144
23	114	186	e113	e141	e163	566	2,510	6,660	2,860	401	147	125
24	133	198	e109	e148	e178	910	2,890	7,390	2,680	356	138	122
25	155	219	89	e153	e171	994	3,880	8,360	2,400	315	133	136
26	154	164	e101	e150	e151	815	4,960	8,920	2,150	287	136	128
27	141	142	e101	e147	e161	776	4,830	8,250	1,910	266	170	121
28	121	129	e102	e145	e167	699	4,040	8,800	1,880	244	173	128
29	134	e156	e105	e148	---	565	3,930	9,850	1,820	229	137	140
30	145	e190	e113	e153	---	479	3,940	10,700	1,690	250	113	137
31	147	---	e108	e155	---	481	---	10,900	---	269	118	---
TOTAL	4,507	5,062	4,359	4,157	4,441	15,211	68,773	165,400	140,950	19,377	3,944	4,432
MEAN	145	169	141	134	159	491	2,292	5,335	4,698	625	127	148
MAX	216	219	200	155	209	994	4,960	10,900	11,800	1,580	220	287
MIN	94	121	89	115	133	169	613	2,230	1,690	229	70	65
AC-FT	8,940	10,040	8,650	8,250	8,810	30,170	136,400	328,100	279,600	38,430	7,820	8,790
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1985 - 2003, BY WATER YEAR (WY)
MEAN	312	298	233	229	283	762	2,340	4,862	4,015	948	259	228
MAX	884	506	407	371	841	1,718	4,835	7,524	8,471	3,683	712	1,011
(WY)	(1998)	(1998)	(1985)	(1998)	(1986)	(1986)	(1985)	(1985)	(1995)	(1995)	(1997)	(1997)
MIN	143	165	141	114	111	229	931	1,961	1,139	47.5	25.2	50.6
(WY)	(2002)	(1995)	(2003)	(1989)	(1989)	(1988)	(1995)	(2002)	(2002)	(2002)	(2002)	(1994)

SUMMARY STATISTICS	FOR 2002 CALENDAR YEAR	FOR 2003 WATER YEAR	WATER YEARS 1985 - 2003
ANNUAL TOTAL	169,318.16	440,613
ANNUAL MEAN	464	1,207	1,233
HIGHEST ANNUAL MEAN			1,925 1997
LOWEST ANNUAL MEAN			468 2002
HIGHEST DAILY MEAN	3,290 Jun 1	11,800 Jun 2	12,000 Jun 4, 1997
LOWEST DAILY MEAN	0.41 Sep 6	65 Sep 6	0.41 Sep 6, 2002
ANNUAL SEVEN-DAY MINIMUM	8.9 Sep 1	86 Aug 8	8.9 Sep 1, 2002
MAXIMUM PEAK FLOW		12,500 Jun 3	12,900 Jun 4, 1997
MAXIMUM PEAK STAGE		9.87 Jun 3	10.78 Jun 4, 1997
ANNUAL RUNOFF (AC-FT)	335,800	874,000	892,900
10 PERCENT EXCEEDS	1,630	3,970	4,030
50 PERCENT EXCEEDS	170	181	340
90 PERCENT EXCEEDS	30	116	140

e Estimated.