DWR_2669029

• Title: STREAM FLOW DATA FOR COLORADO
• Year: 1992
• Document Type - Publications and Reports: Streamflow Report

11

PLATTE RIVER BASIN

06710500 BEAR CREEK AT MORRISON, CO

Location.--Lat 39°39'11", long 105°11'43", in SE¼SW¼ sec.35, T.4 S., R.70 W., Jefferson County, Hydrologic Unit 10190002,
on left bank at Morrison, 180 ft upstream from bridge on State Highway 8 and 0.2 mi upstream from Mount Vernon
Creek.

DRAINAGE AREA.--164 mi2.

GAGE.--Water-stage recorder with satellite telemetry. Datum of gage is 5,780.43 ft above National Geodetic Vertical Datum
of 1929. See WSP 1710 or 1730 for history of changes prior to Oct. 1, 1934. Oct. 1, 1934, to Oct. 10, 1961,
water-stage recorder at site 80 ft downstream at present datum.

REMARKS.--The record is considered good except for the periods of missing record Dec. 4-31, 1991; Jan 1-31; Feb. 1-29;
Mar. 1-12, 1992, which is considered poor. The stage-discharge relation was affected by ice on Oct. 31; Nov. 1-
5, 21-25; Dec. 1-3,1991; and by a dead tree fallen across the channel 20' below the gage on Jul. 2-12, 1992.
Station maintained and records developed by Rodger L. Burcher.

RATING TABLE.--BCRMORCO18 USED FROM 01-OCT-1991 TO 30-SEP-1992

DISCHARGE, IN CFS, WATER YEAR OCTOBER 1991 TO SEPTEMBER 1992
MEAN VALUES

DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP

1 45 27 23 15 15 21 41 84 76 75 25 38
2 40 26 24 15 15 21 44 83 71 86 25 33
3 42 26 26 14 15 22 45 77 67 71 24 30
4 41 28 29 14 15 22 54 76 65 61 26 29
5 41 29 29 14 15 22 54 75 62 58 23 27
6 39 30 28 13 15 23 56 74 66 51 24 27
7 33 32 27 13 15 23 64 77 67 47 23 26
8 34 27 27 13 16 24 65 74 61 47 22 24
9 32 30 26 12 16 24 67 74 60 46 25 23
10 31 30 25 12 16 24 66 74 64 38 24 23
11 30 29 25 12 16 25 76 65 65 37 26 22
12 32 25 24 12 17 25 74 65 74 45 30 22
13 30 26 24 13 17 28 80 64 65 54 34 20
14 30 24 23 13 17 31 85 65 60 44 27 20
15 29 30 22 13 17 29 93 64 58 41 24 20
16 29 27 22 13 17 32 103 62 54 48 23 20
17 28 30 21 13 18 33 104 61 52 52 38 20
18 27 23 21 13 18 33 101 70 51 46 34 20
19 27 28 20 13 18 29 91 66 50 39 29 20
20 28 19 20 13 19 27 84 64 50 43 23 21
21 27 21 19 13 19 28 77 68 64 46 23 19
22 26 22 19 13 19 30 77 76 65 37 23 20
23 26 23 19 14 19 27 74 68 67 35 25 19
24 29 25 18 14 20 28 68 66 68 37 97 19
25 30 27 18 14 20 28 68 65 72 40 87 17
26 29 29 17 14 20 31 68 64 98 46 57 15
27 29 27 17 14 20 33 68 70 103 37 45 15
28 28 25 16 14 21 45 71 68 100 31 39 14
29 20 25 16 14 21 44 75 65 90 29 33 16
30 28 21 16 14 --- 44 80 64 81 27 34 17
31 28 --- 15 15 --- 51 --- 72 --- 28 35 ---

TOTAL 968 791 676 416 506 907 2173 2160 2046 1422 1027 656
MEAN 31.2 26.4 21.8 13.4 17.4 29.3 72.4 69.7 68.2 45.9 33.1 21.9
AC-FT 1920 1570 1340 825 1000 1800 4310 4280 4060 2820 2040 1300
MAX 45 32 29 15 21 51 104 84 103 86 97 38
MIN 20 19 15 12 15 21 41 61 50 27 22 14

CAL YR 1991 TOTAL 17776 MEAN 48.7 MAX 203 MIN 13 AC-FT 35260
WTR YR 1992 TOTAL 13748 MEAN 37.6 MAX 104 MIN 12 AC-FT 27270

MAX DISCH 171 CFS AT 1900 24-AUG-1992 GH 5.07 FT. SHIFT -0.11 FT. MAX GH 5.07 FT. AT 1900
24-AUG-1992