DWR_2669027

• Title: STREAM FLOW DATA FOR COLORADO
• Year: 1991
• Document Type - Publications and Reports: Streamflow Report

11

PLATTE RIVER BASIN

06710500 BEAR CREEK AT MORRISON, CO

LOCATlON.--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 December 21-31, 1990; January 1-31;
February 1-27, 1991, which is considered poor. The stage-discharge relation was affected by ice on November 28-
30; December1-11, 14-16, 19-20, 1990; February 28; March 7-9, 1991. Station maintained and records developed by
Rodger L. Burcher.

RATING TABLE.--BCRMORCO18 USED FROM 01-OCT-1990 TO 30-SEP-1991

DISCHARGE, IN CFS, WATER YEAR OCTOBER 1990 TO SEPTEMBER 199
MEAN VALUES

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

1 51 35 27 23 17 13 20 30 176 70 70 64
2 51 36 26 23 17 16 22 34 203 67 76 67
3 55 33 26 22 16 16 22 31 160 66 105 70
4 46 30 25 22 16 18 19 36 148 64 160 61
5 43 40 25 22 16 20 22 37 155 59 116 59
6 42 41 25 22 16 19 25 37 193 55 106 56
7 41 29 25 21 16 18 26 37 191 54 105 55
8 45 39 24 21 16 17 26 40 178 62 93 59
9 42 37 24 21 16 16 22 53 164 62 95 53
10 45 38 23 21 15 15 21 61 164 74 93 52
11 43 35 23 20 15 18 22 69 170 64 98 54
12 40 32 25 20 15 16 23 71 159 65 98 58
13 40 31 25 20 15 14 17 58 151 64 100 68
14 36 33 25 20 15 15 20 62 159 57 96 56
15 36 32 26 20 15 15 22 66 153 49 86 51
16 35 31 27 19 15 14 25 94 156 49 84 48
17 35 31 27 19 14 14 29 87 155 50 83 46
18 37 31 26 19 14 14 30 89 126 52 81 47
19 37 30 26 19 14 16 27 119 121 58 95 47
20 32 29 25 19 14 18 26 132 111 57 94 45
21 40 26 25 19 14 15 28 132 115 60 86 44
22 33 18 25 18 14 16 30 111 114 66 76 43
23 32 28 25 18 14 14 30 120 105 86 74 43
24 40 28 24 18 14 15 29 133 98 96 72 41
25 38 27 24 18 13 17 29 137 90 93 70 41
26 38 25 24 18 13 18 31 144 82 87 71 39
27 38 28 24 18 13 18 27 141 76 80 68 38
28 37 28 24 17 16 15 26 134 77 71 83 37
29 37 27 23 17 --- 16 27 125 75 70 86 37
30 37 27 23 17 --- 15 30 113 78 65 68 53
31 36 --- 23 17 --- 17 --- 106 --- 66 64 ---

TOTAL 1238 935 769 608 418 498 753 2639 4103 2038 2752 1532
MEAN 39.9 31.2 24.8 19.6 14.9 16.1 25.1 85.1 137 65.7 88.8 51.1
AC-FT 2460 1850 1530 1210 829 988 1490 5230 8140 4040 5460 3040
MAX 55 41 27 23 17 20 31 144 203 96 160 70
MIN 32 18 23 17 13 13 17 30 75 49 64 37

CAL YR 1990 TOTAL 16394 MEAN 44.9 MAX 142 MIN 13 AC-FT 32520
WTR YR 1991 TOTAL 18283 MEAN 50.1 MAX 203 MIN 13 AC-FT 36260

MAX DISCH 298 CFS AT 1600 01-JUN-1991 GH 5.37 FT. SHIFT 0.01 FT. MAX GH 5.37 FT. AT 1600
01-JUN-1991