ARKANSAS RIVER BASIN

07105000 BEAR CREEK NEAR COLORADO SPRINGS, CO

LOCATION.--Lat 38°49'21", long 104°53'17", in NE14NE14 sec.21, T.14 S., R.67 W., El Paso County, Hydrologic Unit 11020003, on left bank 30 ft east of 26th Street, 0.6 mi southwest of Bear Creek Nature Center, 3.4 mi upstream from mouth, and 3.5 mi west of courthouse in Colorado Springs.

DRAINAGE AREA.--6.89 mi2.

PERIOD OF RECORD.--May 1992 to current year. For a complete listing of historical data available for this site, see http://waterdata.usgs.gov/co/nwis/inventory/?site_no=07105000

GAGE.--Water-stage recorder with satellite telemetry. Elevation of gage is 6,520 ft above NGVD of 1929, from topographic map.

REMARKS.--Records fair except for July 10 through September 11 and estimated daily discharges, which are poor. 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	0.55	0.62	0.57	0.44	0.63	0.72	1.5	2.0	1.0	0.75	0.50	1.1
2	0.62	0.64	0.57	0.46	0.63	0.74	1.5	1.9	1.1	0.72	0.58	0.91
3	0.59	0.60	0.57	0.48	0.58	0.74	1.6	1.9	1.2	0.65	0.59	0.92
4	0.58	0.61	0.58	0.49	0.56	0.75	1.6	1.9	1.4	0.65	0.63	0.89
5	0.57	0.66	0.58	0.49	0.65	0.74	1.6	1.8	1.8	0.67	0.65	0.80
6	0.59	0.70	0.58	0.50	0.65	0.74	1.6	1.6	1.8	0.68	0.64	0.79
7	0.59	0.70	0.58	0.53	e0.65	0.78	1.5	1.6	1.7	0.60	0.62	0.76
8	0.59	0.70	0.58	0.54	0.64	0.79	1.4	1.5	1.8	0.55	0.64	0.72
9	0.62	0.70	0.58	0.54	e0.59	0.81	1.5	1.5	1.8	0.55	0.64	0.64
10	0.64	0.70	0.58	0.57	e0.61	0.82	1.6	1.5	1.7	0.57	0.58	0.61
11	0.64	0.69	0.57	0.58	0.64	0.85	1.8	1.4	1.7	0.67	0.62	0.58
12	0.65	0.64	0.54	0.58	0.66	0.88	1.8	1.4	1.7	0.72	0.73	0.57
13	0.67	0.69	0.55	0.59	0.68	0.92	1.9	1.4	1.7	0.69	0.66	0.57
14	0.63	0.64	0.54	0.59	0.73	0.94	2.0	1.3	1.7	0.58	0.67	0.58
15	0.59	0.63	0.54	0.59	0.70	0.98	2.1	1.4	1.7	0.61	0.65	0.55
16	0.58	0.60	0.53	0.59	0.70	0.98	2.1	1.4	1.7	0.69	0.63	0.52
17	0.59	0.61	0.51	0.60	0.70	0.98	2.2	1.3	1.7	0.60	0.65	0.50
18	0.58	0.60	0.51	0.57	0.70	0.92	2.1	1.2	1.7	0.58	0.67	0.52
19	0.58	0.60	0.52	0.62	0.70	0.81	2.1	1.3	1.8	0.58	0.64	0.53
20	0.60	0.60	0.54	0.58	0.68	1.00	2.0	1.3	2.0	0.59	0.61	0.50
21	0.59	0.61	0.58	0.58	0.69	1.1	1.9	1.1	1.6	0.55	0.60	0.51
22	0.59	0.62	0.55	0.58	0.70	1.0	1.9	1.1	1.4	0.50	0.62	0.55
23	0.64	0.60	0.53	0.59	0.71	1.1	1.9	1.1	1.2	0.52	0.64	0.52
24	0.60	0.59	0.53	0.58	e0.70	1.6	1.9	1.2	1.1	0.48	0.69	0.51
25	0.59	0.58	0.53	0.58	0.77	1.8	1.9	1.2	1.1	0.48	0.67	0.54
26	0.61	0.47	0.50	0.59	0.74	1.8	2.1	1.1	1.3	0.50	0.67	0.52
27	0.72	0.50	0.50	0.61	0.68	1.8	2.2	1.0	1.1	0.52	0.73	0.52
28	0.70	0.63	0.52	0.61	0.70	1.5	2.2	0.95	0.92	0.46	0.81	0.53
29	0.68	0.58	0.47	0.62	---	1.4	2.2	0.95	0.99	0.55	0.81	0.53
30	0.61	0.55	0.41	0.63	---	1.4	2.1	0.96	0.90	0.71	1.1	0.54
31	0.62	---	0.46	0.63	---	1.4	---	1.0	---	0.50	1.3	---
TOTAL	19.00	18.66	16.70	17.53	18.77	32.79	55.8	42.26	44.31	18.47	21.24	18.83
MEAN	0.61	0.62	0.54	0.57	0.67	1.06	1.86	1.36	1.48	0.60	0.69	0.63
MAX	0.72	0.70	0.58	0.63	0.77	1.8	2.2	2.0	2.0	0.75	1.3	1.1
MIN	0.55	0.47	0.41	0.44	0.56	0.72	1.4	0.95	0.90	0.46	0.50	0.50
AC-FT	38	37	33	35	37	65	111	84	88	37	42	37
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1992 - 2003, BY WATER YEAR (WY)
MEAN	1.78	1.54	1.35	1.23	1.21	1.40	2.55	7.01	4.88	2.61	2.71	1.89
MAX	3.16	2.41	2.12	1.87	1.80	2.15	6.13	22.0	17.0	7.55	6.77	4.39
(WY)	(2000)	(2000)	(2000)	(2000)	(2000)	(2000)	(1999)	(1999)	(1997)	(1995)	(1999)	(1997)
MIN	0.37	0.14	0.17	0.30	0.36	0.52	0.31	0.80	0.47	0.30	0.43	0.30
(WY)	(1993)	(1993)	(1993)	(1993)	(1993)	(1993)	(1993)	(2002)	(1993)	(1993)	(2002)	(1992)

SUMMARY STATISTICS	FOR 2002 CALENDAR YEAR	FOR 2003 WATER YEAR	WATER YEARS 1992 - 2003
ANNUAL TOTAL	242.59	324.36
ANNUAL MEAN	0.66	0.89	2.59
HIGHEST ANNUAL MEAN			5.30 1999
LOWEST ANNUAL MEAN			0.41 1993
HIGHEST DAILY MEAN	1.6 Apr 14	2.2 Apr 17	89 Apr 30, 1999
LOWEST DAILY MEAN	0.24 Jul 1	0.41 Dec 30	0.02 Sep 18, 1992
ANNUAL SEVEN-DAY MINIMUM	0.31 Jun 25	0.46 Dec 29	0.05 Nov 7, 1992
MAXIMUM PEAK FLOW		3.4 Jun 19	a185 Apr 30, 1999
MAXIMUM PEAK STAGE		1.19 Jun 19	b2.80 Apr 30, 1999
ANNUAL RUNOFF (AC-FT)	481	643	1,870
10 PERCENT EXCEEDS	0.96	1.7	5.0
50 PERCENT EXCEEDS	0.63	0.65	1.6
90 PERCENT EXCEEDS	0.39	0.53	0.50

e Estimated. a From rating curve extended above 122 ft3/s. b From floodmarks.