PLATTE RIVER BASIN

06713000 CHERRY CREEK BELOW CHERRY CREEK LAKE, CO

LOCATION.--Lat 39°39'13", long 104°51'45", in SW14SW14 sec.35, T.4 S., R.67 W., Denver County, Hydrologic Unit 10190003, on left bank 2,300 ft downstream from Cherry Creek Dam, 2.2 mi southeast of Sullivan, 9 mi southeast of Civic Center in Denver, and 11 mi upstream from mouth.

DRAINAGE AREA.--385 mi2.

PERIOD OF RECORD.--June 1950 to current year. For a complete listing of historical data available for this site, see http://waterdata.usgs.gov/co/nwis/inventory/?site_no=06713000

REVISED RECORDS.--WSP 1730: Drainage area.

GAGE.--Water-stage recorder with satellite telemetry. Datum of gage is 5,490.51 ft above NGVD of 1929, (Corps of Engineers bench mark).

REMARKS.--Records fair except for discharges below 1 ft3/s and estimated daily discharges, which are poor. Flow regulated by Cherry Creek Lake (see elsewhere in this report). Diversions upstream from station for irrigation of about 1,800 acres. 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.

EXTREMES OUTSIDE PERIOD OF RECORD.--Maximum flood known, 34,000 ft3/s, Aug. 3, 1933, by slope-area measurement near present site (Castlewood Dam failure).

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	21	0.05	0.07	0.00	0.00	e0.00	86	194	4.3	34	13	33
2	20	0.06	0.07	0.00	0.00	e0.00	87	196	3.8	32	13	11
3	20	0.05	0.07	0.00	0.00	e0.00	89	191	3.7	32	14	1.6
4	13	0.04	0.06	0.00	e0.00	e0.00	90	178	8.7	32	13	0.97
5	10	0.05	0.06	0.00	e0.00	e0.00	90	179	10	31	10	1.2
6	10	0.07	0.05	0.00	e0.00	e0.00	91	172	8.9	31	10	1.0
7	6.2	0.06	0.05	0.00	e0.00	e0.00	91	129	5.3	15	10	0.66
8	0.51	0.06	0.04	0.00	e0.00	e0.00	74	48	4.8	2.7	8.4	18
9	2.1	0.07	0.05	0.00	e0.00	e0.00	63	29	4.7	3.0	10	31
10	3.1	0.06	0.07	0.00	e0.00	e0.00	63	24	4.0	2.9	10	31
11	3.2	0.06	0.07	0.00	e0.00	e0.00	43	22	4.7	1.5	11	35
12	3.2	0.10	0.07	0.00	e0.00	e0.00	27	24	4.2	0.20	11	33
13	3.3	0.08	0.07	0.00	e0.00	e0.00	27	16	3.8	0.16	12	35
14	3.2	0.09	0.07	0.00	e0.00	e0.00	28	17	2.9	0.10	11	32
15	3.3	0.11	0.07	0.00	e0.00	e0.00	28	24	4.7	0.42	9.7	32
16	3.3	0.21	0.07	0.00	e0.00	0.00	28	25	8.0	0.29	9.3	31
17	3.2	0.24	0.06	0.00	e0.00	0.00	28	25	15	0.94	10	25
18	3.0	0.47	0.16	0.00	e0.00	0.96	28	20	13	5.5	5.5	23
19	2.5	0.37	0.22	0.00	e0.00	0.25	28	21	18	1.5	0.26	20
20	1.8	0.32	0.15	0.00	e0.00	0.25	28	23	29	0.22	0.54	29
21	1.5	0.06	0.13	0.00	e0.00	0.30	28	22	32	0.33	1.4	33
22	1.5	0.29	3.1	0.00	e0.00	0.44	28	17	30	4.0	1.3	23
23	1.5	0.31	e3.0	0.00	e0.00	0.84	26	8.7	32	10	1.6	8.3
24	1.6	0.19	1.6	0.00	e0.00	10	18	8.1	32	10	2.1	19
25	1.6	0.06	2.2	0.00	e0.00	55	17	6.1	33	11	4.8	18
26	1.5	0.24	1.4	0.00	e0.00	84	17	6.0	37	12	1.8	16
27	1.5	0.14	0.54	0.00	e0.00	85	17	6.2	37	9.0	0.85	18
28	3.8	0.03	0.03	0.00	e0.00	84	106	6.1	38	12	1.0	16
29	7.9	0.03	0.12	0.00	---	84	164	5.6	38	12	1.5	18
30	3.9	0.07	0.00	0.00	---	85	175	5.2	36	12	8.0	14
31	0.07	---	0.00	0.00	---	85	---	4.2	---	12	14	---
TOTAL	162.28	4.04	13.72	0.00	0.00	575.04	1,713	1,652.2	506.5	330.76	230.05	607.73
MEAN	5.23	0.13	0.44	0.000	0.000	18.5	57.1	53.3	16.9	10.7	7.42	20.3
MAX	21	0.47	3.1	0.00	0.00	85	175	196	38	34	14	35
MIN	0.07	0.03	0.00	0.00	0.00	0.00	17	4.2	2.9	0.10	0.26	0.66
AC-FT	322	8.0	27	0.00	0.00	1,140	3,400	3,280	1,000	656	456	1,210
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1950 - 2003, BY WATER YEAR (WY)
MEAN	2.07	2.95	3.95	3.49	8.17	13.7	19.0	15.1	10.0	5.16	11.1	3.11
MAX	29.6	38.5	39.1	42.4	60.3	108	166	124	243	71.3	218	54.2
(WY)	(1985)	(1985)	(1985)	(1985)	(1984)	(1974)	(1984)	(1999)	(1973)	(1983)	(1965)	(1965)
MIN	0.000	0.000	0.000	0.000	0.000	0.000	0.000	0.000	0.000	0.000	0.000	0.000
(WY)	(1958)	(1958)	(1958)	(1958)	(1958)	(1958)	(1958)	(1958)	(1961)	(1964)	(1957)	(1957)

SUMMARY STATISTICS	FOR 2002 CALENDAR YEAR	FOR 2003 WATER YEAR	WATER YEARS 1950 - 2003
ANNUAL TOTAL	2,251.89	5,795.32
ANNUAL MEAN	6.17	15.9	8.18
HIGHEST ANNUAL MEAN			38.8 1984
LOWEST ANNUAL MEAN			0.000 1967
HIGHEST DAILY MEAN	33 Mar 17	196 May 2	721 Aug 1, 1956
LOWEST DAILY MEAN	a0.00 Dec 30	a0.00 Dec 30	a0.00 May 19, 1957
ANNUAL SEVEN-DAY MINIMUM	0.02 Apr 20	a0.00 Dec 30	a0.00 May 19, 1957
MAXIMUM PEAK FLOW		242 Apr 29	1,600 May 26, 1999
MAXIMUM PEAK STAGE		5.22 Apr 29	6.92 May 26, 1999
ANNUAL RUNOFF (AC-FT)	4,470	11,500	5,920
10 PERCENT EXCEEDS	17	34	18
50 PERCENT EXCEEDS	0.49	3.0	0.00
90 PERCENT EXCEEDS	0.02	0.00	0.00

e Estimated. a No flow many days.