LEWIS WASH BASIN

09106200 LEWIS WASH NEAR GRAND JUNCTION, CO

LOCATION (REVISED).--Lat 39°03'38", long 108°28'38", in NE14NE14 sec.21, T.1 S., R.1 E, Ute Meridian, Mesa County, Hydrologic Unit 14020005, on right bank 70 ft downstream of the 31 Road bridge, 650 ft upstream from mouth, and 4.5 mi east of Grand Junction.

DRAINAGE AREA.--4.72 mi2.

WATER-DISCHARGE RECORDS

PERIOD OF RECORD.--April 1973 to September 1979, April 2002 to current year. For a complete listing of historical data available for this site, see http://waterdata.usgs.gov/co/nwis/inventory/?site_no=09106200

GAGE.--Water-stage recorder and crest-stage gage. Elevation of gage is 4,610 ft above NGVD of 1929, from topographic map. Prior to April 22, 2002 at site 70 ft upstream at different datum.

REMARKS.--Records poor except for the period Nov. 7, 2002 to Mar. 11, 2003, which is good. Flow is mostly return flow and waste water from lands irrigated under the Government Highline Canal and Price and Stub ditches. At times overflow from water delivered by the Grand Valley Canal to Mesa County ditch flows past station.

Discharge, cubic feet per second 

WATER YEAR OCTOBER 2001 TO SEPTEMBER 2002

DAILY MEAN VALUES

DAY	OCT	NOV	DEC	JAN	FEB	MAR	APR	MAY	JUN	JUL	AUG	SEP
1	---	---	---	---	---	---	---	4.5	e5.1	e10	e2.0	e4.3
2	---	---	---	---	---	---	---	5.3	e9.2	e9.8	e2.0	e4.8
3	---	---	---	---	---	---	---	5.4	e10	e8.6	e2.4	e4.1
4	---	---	---	---	---	---	---	5.5	e10	e7.0	e4.1	e4.7
5	---	---	---	---	---	---	---	5.0	e10	e11	e5.9	e5.2
6	---	---	---	---	---	---	---	5.5	e9.8	e11	e18	e6.7
7	---	---	---	---	---	---	---	5.0	e10	e10	e4.1	e6.4
8	---	---	---	---	---	---	---	5.8	e5.5	e9.2	e5.8	e8.7
9	---	---	---	---	---	---	---	e9.4	e4.8	e8.7	e6.2	e9.9
10	---	---	---	---	---	---	---	e11	e4.6	e8.6	e6.8	e11
11	---	---	---	---	---	---	---	e5.2	e5.2	e7.8	e6.6	e11
12	---	---	---	---	---	---	---	e5.5	e6.6	e6.8	e6.7	e11
13	---	---	---	---	---	---	---	e4.7	e7.6	e5.2	e5.4	e10
14	---	---	---	---	---	---	---	e4.7	e7.9	e1.6	e4.1	e9.0
15	---	---	---	---	---	---	---	e3.8	e8.0	e1.2	e3.8	e8.2
16	---	---	---	---	---	---	---	e2.8	e7.0	e1.2	e3.8	e10
17	---	---	---	---	---	---	---	e2.6	e6.4	e1.1	e3.6	e13
18	---	---	---	---	---	---	---	e3.7	e6.4	e1.2	e3.2	e14
19	---	---	---	---	---	---	---	e5.3	e3.6	e1.9	e4.0	e15
20	---	---	---	---	---	---	---	e8.8	e5.0	e1.5	e16	e15
21	---	---	---	---	---	---	---	e10	e5.7	e1.6	e15	e11
22	---	---	---	---	---	---	---	e10	e3.9	e2.1	e13	e10
23	---	---	---	---	---	---	11	e9.9	e5.3	e2.4	e13	e12
24	---	---	---	---	---	---	8.5	e11	e5.7	e9.5	e12	e13
25	---	---	---	---	---	---	11	e6.7	e5.3	e16	e11	e13
26	---	---	---	---	---	---	16	e5.4	e2.9	e16	e9.3	e12
27	---	---	---	---	---	---	16	e5.4	e2.2	e16	e6.6	9.6
28	---	---	---	---	---	---	10	e4.9	e6.0	e16	e4.7	8.2
29	---	---	---	---	---	---	8.0	e4.9	e9.8	e4.3	e9.8	13
30	---	---	---	---	---	---	5.5	e3.8	e11	e2.5	e8.4	12
31	---	---	---	---	---	---	---	e3.5	---	e2.5	e6.1	---
TOTAL	---	---	---	---	---	---	---	185.0	200.5	212.3	223.4	295.8
MEAN	---	---	---	---	---	---	---	5.97	6.68	6.85	7.21	9.86
MAX	---	---	---	---	---	---	---	11	11	16	18	15
MIN	---	---	---	---	---	---	---	2.6	2.2	1.1	2.0	4.1
AC-FT	---	---	---	---	---	---	---	367	398	421	443	587

e Estimated.

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	11	e5.0	0.26	0.19	0.16	0.96	0.16	18	e13	2.4	e13	12
2	13	e5.9	0.19	0.15	1.4	0.11	0.47	17	e13	5.2	e15	14
3	15	e6.1	0.19	0.14	0.46	0.09	0.58	12	e11	7.5	e19	e14
4	14	e7.2	0.18	0.16	0.17	0.14	0.49	e21	9.3	9.0	e17	e16
5	14	e8.6	0.20	0.17	0.15	0.09	0.61	e14	10	10	e18	e18
6	14	e8.4	0.21	0.15	0.11	0.07	0.78	e19	9.1	9.5	e18	21
7	14	8.1	0.23	0.14	0.09	0.07	e0.99	e19	8.2	7.8	e13	21
8	14	7.7	0.23	0.16	0.12	0.05	e3.9	e25	8.9	7.6	e13	19
9	13	19	0.20	0.18	0.13	0.04	e5.7	e30	11	6.5	e16	19
10	12	8.3	0.21	0.19	0.10	0.07	e4.0	e23	12	8.5	e16	48
11	11	7.6	0.22	1.2	0.13	0.08	e0.99	e22	10	10	e16	27
12	9.6	3.2	0.21	0.17	0.12	e0.08	e0.48	e20	7.9	8.7	e17	23
13	9.9	0.40	0.19	0.15	0.28	e0.08	e2.3	e15	8.5	9.4	e16	22
14	8.4	0.33	0.19	0.16	0.66	e0.07	e5.3	e15	6.2	10	17	22
15	e11	0.25	0.20	0.17	0.15	e0.06	9.6	e20	2.9	11	17	21
16	e13	0.20	0.23	0.13	0.13	e0.06	9.6	e14	0.83	9.5	17	22
17	e13	0.22	0.27	0.15	0.14	e0.05	12	e13	3.7	9.5	16	21
18	e9.2	0.19	0.21	0.14	0.15	e0.06	18	e13	3.6	7.4	14	21
19	e9.3	0.19	0.16	0.13	0.10	e0.06	20	e13	8.6	8.5	10	21
20	e9.3	0.18	0.18	0.15	0.10	e0.05	19	e13	15	11	9.9	20
21	e5.0	0.20	0.20	0.16	0.10	e0.05	20	e13	14	9.2	12	19
22	e2.2	0.23	0.19	0.13	0.15	e0.05	17	e12	13	7.7	12	18
23	e3.3	0.24	0.19	0.12	0.15	e0.05	13	e11	11	12	14	18
24	e3.8	0.23	0.18	0.15	0.15	e0.05	12	e11	9.0	16	13	e19
25	e4.3	0.21	0.17	0.14	0.71	e0.05	9.9	e10	7.0	e16	13	e19
26	e4.7	0.18	0.15	0.10	0.16	e0.05	9.6	e10	6.8	e14	12	e19
27	e4.9	0.19	0.14	0.13	0.22	e0.04	11	e10	7.2	e12	11	e20
28	e5.2	0.18	0.16	0.15	1.6	e0.03	12	e10	5.1	e12	13	e21
29	e5.4	0.20	0.21	0.12	---	0.02	14	e8.0	2.7	e12	13	21
30	e5.1	0.19	0.18	0.12	---	0.03	18	e6.6	2.7	e12	14	21
31	e5.0	---	0.18	0.12	---	0.06	---	e12	---	e13	13	---
TOTAL	286.6	99.11	6.11	5.62	8.09	2.82	251.45	469.6	251.23	304.9	447.9	617
MEAN	9.25	3.30	0.20	0.18	0.29	0.091	8.38	15.1	8.37	9.84	14.4	20.6
MAX	15	19	0.27	1.2	1.6	0.96	20	30	15	16	19	48
MIN	2.2	0.18	0.14	0.10	0.09	0.02	0.16	6.6	0.83	2.4	9.9	12
AC-FT	568	197	12	11	16	5.6	499	931	498	605	888	1,220
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1973 - 2003, BY WATER YEAR (WY)
MEAN	16.6	1.76	0.96	0.49	0.49	0.87	8.10	14.6	12.9	12.2	12.5	14.4
MAX	22.7	3.30	2.34	0.67	0.68	2.95	14.6	25.1	17.6	16.5	16.6	20.6
(WY)	(1974)	(2003)	(1978)	(1976)	(1979)	(1977)	(1976)	(1976)	(1976)	(1974)	(1973)	(2003)
MIN	9.25	1.02	0.20	0.18	0.29	0.091	2.05	5.97	6.68	5.64	4.26	6.83
(WY)	(2003)	(1977)	(2003)	(2003)	(2003)	(2003)	(1979)	(2002)	(2002)	(1977)	(1977)	(1977)

SUMMARY STATISTICS		FOR 2003 WATER YEAR	WATER YEARS 1973 - 2003
ANNUAL TOTAL		2,750.43
ANNUAL MEAN		7.54	8.17
HIGHEST ANNUAL MEAN			10.6 1976
LOWEST ANNUAL MEAN			6.24 1977
HIGHEST DAILY MEAN		48 Sep 10	58 Sep 8, 1978
LOWEST DAILY MEAN		0.02 Mar 29	0.02 Mar 29, 2003
ANNUAL SEVEN-DAY MINIMUM		0.04 Mar 24	0.04 Mar 24, 2003
MAXIMUM PEAK FLOW		190 Sep 10	190 Sep 10, 2003
MAXIMUM PEAK STAGE		5.40 Sep 10	5.40 Sep 10, 2003
ANNUAL RUNOFF (AC-FT)		5,460	5,920
10 PERCENT EXCEEDS		19	19
50 PERCENT EXCEEDS		7.2	7.4
90 PERCENT EXCEEDS		0.12	0.36

e Estimated.