DWR_2668864

• Title: STREAM FLOW DATA FOR COLORADO
• Year: 2007
• Document Type - Publications and Reports: Streamflow Report

9
PLATTE RIVER BASIN

06699005 TARRYALL CREEK AT BORDEN DITCH NEAR JEFFERSON, CO

LOCATION.--Lat. 39°17’13”, Long. 105°41’43”, in the NW ¼ of the NW ¼ of Sec. 8, T. 9 S., R. 74 W., Park County,
Hydrologic unit 10190001, on left bank 1800 ft. downstream from Rock Creek, 9 mi. southeast of Jefferson
and 1.0 mi. northwest of Bordenville.

DRAINAGE AREA AND PERIOD OF RECORD.--230 mi². Apr. 26, 1983 (no previous gage at this site). Operation
discontinued by USGS 9-30-97. Taken over by Colorado Division of Water Resources.

GAGE.--Shaft encoder and satellite monitoring DCP in a in a metal shelter on an 18-inch metal well. Well is
connected to stream by one 2-in. intake. Primary gage is a drop tape to a shelf mounted RP. Altitude of
gage is 9020 ft, from USGS topographic map. Station is maintained by the City of Aurora.

REMARKS.--Record is taken from hourly satellite readings and is complete and reliable, except for the following
periods: November 8, 2006 partial (shut-down) day; November 8, 2006 to April 16, 2007, when the station
was closed for winter; April 16, 2007 partial (start-up) day; and April 18, 2007, appeared to have ice in
the stream. The record is good for the entire period of operation, except for periods of partial and ice
affected record, which are estimated and considered poor. The station is operated on a seasonal basis.
Station operated and record developed by Mike Wild.

RATING TABLE.--TARBORCO06 USED FROM 01-OCT-2006 TO 08-NOV-2006
TARBORCO06 USED FROM 06-APR-2007 TO 30-SEP-2007

DISCHARGE, IN CFS, WATER YEAR OCTOBER 2006 TO SEPTEMBER 2007
MEAN VALUES

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

1 25 31 --- --- --- --- --- 59 190 137 63 37
2 24 28 --- --- --- --- --- 86 186 128 59 36
3 24 34 --- --- --- --- --- 88 194 121 95 36
4 26 33 --- --- --- --- --- 90 203 117 119 44
5 26 28 --- --- --- --- --- 89 229 117 100 41
6 26 28 --- --- --- --- --- 102 232 124 105 40
7 25 31 --- --- --- --- --- 115 221 113 108 37
8 25 30 --- --- --- --- --- 113 206 113 92 34
9 32 --- --- --- --- --- --- 85 194 106 76 32
10 40 --- --- --- --- --- --- 81 186 98 63 31
11 36 --- --- --- --- --- --- 82 187 103 57 29
12 30 --- --- --- --- --- --- 88 204 99 53 28
13 27 --- --- --- --- --- --- 110 229 114 54 27
14 27 --- --- --- --- --- --- 127 215 92 52 26
15 34 --- --- --- --- --- --- 144 206 83 55 26
16 32 --- --- --- --- --- 45 167 209 78 64 25
17 30 --- --- --- --- --- 46 203 225 79 77 32
18 34 --- --- --- --- --- 45 219 218 95 82 39
19 31 --- --- --- --- --- 49 217 208 95 81 29
20 34 --- --- --- --- --- 40 251 201 113 66 26
21 42 --- --- --- --- --- 40 291 200 103 53 24
22 35 --- --- --- --- --- 35 284 202 103 45 29
23 29 --- --- --- --- --- 38 270 198 87 42 35
24 36 --- --- --- --- --- 42 263 182 84 44 37
25 36 --- --- --- --- --- 41 239 176 77 43 36
26 32 --- --- --- --- --- 43 201 168 80 37 36
27 22 --- --- --- --- --- 42 187 172 86 37 35
28 32 --- --- --- --- --- 41 189 167 105 49 37
29 40 --- --- --- --- --- 44 201 159 100 47 37
30 42 --- --- --- --- --- 52 206 148 81 42 36
31 37 --- --- --- --- --- --- 196 --- 68 38 ---

TOTAL 971 243 --- --- --- --- 643 5043 5915 3099 1998 997
MEAN 31.3 30.4 --- --- --- --- 42.9 163 197 100 64.5 33.2
AC-FT 1930 482 --- --- --- --- 1280 10000 11730 6150 3960 1980
MAX 42 34 --- --- --- --- 52 291 232 137 119 44
MIN 22 28 --- --- --- --- 35 59 148 68 37 24

CAL YR 2006 TOTAL 13546 MEAN 64.2 MAX 235 MIN 22 AC-FT 26870 (PARTIAL YEAR RECORD)
WTR YR 2007 TOTAL 18909 MEAN 91.3 MAX 291 MIN 22 AC-FT 37510 (PARTIAL YEAR RECORD)

MAX DISCH: 310 CFS AT 16:00 ON May. 21, 2007 GH 4.15 FT. SHIFT 0.01 FT.
MAX GH: 4.15 FT. AT 16:00 ON May. 21, 2007

FOR MORE COMPLETE OR DETAILED INFORMATION SEE DAILY OR MONTHLY RECORD.