DWR_2669027

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

42

PLATTE RIVER BASIN

06763980 SOUTH PLATTE RIVER AT JULESBURG,CO. CHANNEL NO 4 (INCLUDES FLOW FROM CHANNEL NO 3)

LOCATION.--Lat 40°58'46", long 102°15'15", in NW¼NE¼ sec.33, T.12 N., R.44 W., Sedgwick County, Hydrologic Unit 10190018,
on left bank of channel No 4 (left channel) 215 ft downstream from bridge on U.S. Highway 385, 0.9 mi southeast
of Julesburg, 3.0 mi upstream from Colorado-Nebraska State line, and 8 mi downstream from Lodgepole Creek.

DRAINAGE AREA.--23,193 mi2.

GAGE.--Water-stage graphic recorder with satellite telemetry. Elevation of gage is 3,446.76 ft. above National Geodetic
Vertical Datum of 1929. See WSP 1710 or 1730 for history of changes prior to Oct. 1, 1956. Water stage recorder
in place since Oct. 1, 1956; located 135 ft downstream at present datum until Dec. 10, 1958; Dec. 10, 1958 to
present located 215 ft downstream at present datum. Supplemental outside chain gage.

REMARKS.--Gage-height record is complete and reliable except for the following periods: Dec. 25-31, 1990 and Jan. 1-3,
1991 when clock stopped and DCP failed. The stage discharge relationship was ice affected Dec. 20-24, 1990;
Jan. 4-31; Feb. 1-10, 1991. Record is good except for periods of stage-fluctuations which is fair. The ice
affected stage record is rated poor. Station maintained and records developed by Fred Renner.

RATING TABLE.--PLAJULCO20 USED FROM 01-OCT-1990 TO 30-SEP-1991

DISCHARGE, IN CFS, WATER YEAR OCTOBER 1990 TO SEPTEMBER 1991
MEAN VALUES

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

1 0.78 0.51 1.4 20 110 3.3 2.1 0.0 1.2 1.8 15 2.6
2 0.71 0.47 1.4 25 110 3.3 2.1 7.5 1.0 7.6 17 6.9
3 0.59 0.94 1.5 30 105 3.3 2.0 12 1.8 8.6 20 5.5
4 0.29 0.81 1.4 35 110 3.0 1.6 4.1 1.0 13 19 9.4
5 0.08 0.93 1.3 40 115 3.0 1.5 3.2 1.0 13 21 13
6 0.10 0.91 1.8 50 115 3.6 1.5 2.7 29 15 20 9.8
7 0.15 0.79 1.4 60 100 3.0 1.6 2.2 132 19 25 2.7
8 0.19 0.75 1.2 70 95 2.4 1.4 2.0 79 20 28 0.80
9 0.16 0.75 1.3 75 90 2.1 1.1 1.4 51 19 17 0.0
10 0.08 0.75 1.3 70 80 2.1 1.1 1.3 41 15 14 0.15
11 0.02 0.53 1.3 70 60 2.7 1.4 1.1 57 16 11 0.0
12 0.15 0.45 1.2 65 37 3.9 1.4 1.1 74 16 17 4.6
13 0.15 0.54 1.2 65 25 3.0 1.2 0.94 57 11 23 0.66
14 0.15 0.51 1.2 65 18 1.8 1.0 0.82 70 10 20 0.26
15 0.18 0.46 1.2 65 12 2.0 1.0 0.73 83 16 14 0.57
16 0.22 0.45 1.2 70 14 1.9 1.0 8.4 67 18 8.0 2.2
17 0.30 0.54 1.2 70 13 2.1 1.2 7.9 70 20 6.7 2.4
18 0.23 0.57 1.2 60 13 2.4 1.2 2.5 83 20 8.9 2.7
19 0.20 0.56 1.2 40 12 2.7 0.98 1.8 114 15 8.7 1.8
20 1.3 0.46 1.1 40 10 1.7 0.80 1.6 83 13 14 2.4
21 0.43 0.34 1.0 40 9.0 1.5 0.82 1.3 80 19 18 1.9
22 0.40 0.41 1.0 40 5.3 1.4 0.72 1.2 30 23 18 1.2
23 0.43 0.51 1.0 50 3.6 1.2 0.47 1.1 10 24 15 0.73
24 0.32 0.66 1.0 50 2.7 1.2 0.28 9.0 3.3 14 12 0.50
25 0.32 0.84 2.0 65 1.8 1.2 0.08 5.0 1.8 12 10 0.40
26 0.31 0.98 4.0 85 2.1 1.3 0.04 2.9 1.8 13 8.6 0.47
27 0.30 1.0 5.0 90 2.7 2.8 0.0 2.4 1.2 17 9.6 0.40
28 0.40 1.2 10 95 3.0 1.4 0.0 2.1 1.0 15 12 0.28
29 0.45 1.1 15 100 --- 1.4 0.01 2.5 1.0 23 11 0.35
30 0.46 1.2 15 110 --- 2.0 0.0 3.6 0.79 18 6.3 0.36
31 0.45 --- 20 105 --- 2.0 --- 1.2 --- 14 3.8 ---

TOTAL 10.27 20.93 101.0 1915 1274.2 70.7 29.60 95.59 1226.89 479.0 451.6 75.04
MEAN 0.33 0.70 3.26 61.8 45.5 2.28 0.99 3.08 40.9 15.5 14.6 2.50
AC-FT 20 42 200 3800 2530 140 59 190 2430 950 896 149
MAX 1.3 1.2 20 110 115 3.9 2.1 12 132 24 28 13
MIN 0.02 0.34 1.0 20 1.8 1.2 0.0 0.0 0.79 1.8 3.8 0.0

CAL YR 1990 TOTAL 5713.48 MEAN 15.7 MAX 85 MIN 0.02 AC-FT 11330
WTR YR 1991 TOTAL 5749.83 MEAN 15.8 MAX 132 MIN 0.00 AC-FT 11400

MAX DISCH 223 CFS AT 2100 18-JUN-1991 GH 3.63 FT. SHIFT -0.54 FT. MAX GH 3.63 FT. AT 2100
18-JUN-1991