DWR_2669031

• Title: STREAM FLOW DATA FOR COLORADO
• Year: 1994
• Document Type - Publications and Reports: Streamflow Report

37

PLATTE RIVER BASIN

DILLE TUNNEL (EAST PORTAL) NEAR DRAKE, CO

LOCATION.--Lat 40°25'10", long 105°14'45", NW¼NW¼ sec. 9, T.5 N., R.70 W., Larimer County. Diverts water
from Big Thompson River and Transmountain diversions from Colorado River basin to Hansen Feeder
Canal.

GAGE.--Graphic water-stage recorder in concrete shelter at 8' Parshall flume.

REMARKS.--Station maintained by U.S. Bureau of Reclamation. Record is complete and reliable. Flow at
station is intermittent dependent on river flows, water orders, and other regulations. The graphic
chart is the primary record. Record is good. Chart record is checked daily when tunnel is in
operation by Bureau of Reclamation personnel. Records developed by Fred H. Renner.

RATING TABLE.--DILTUNCO02 USED FROM 01-OCT-1993 TO 30-SEP-1994

DISCHARGE, IN CFS, WATER YEAR OCTOBER 1993 TO SEPTEMBER 1994
MEAN VALUES

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

1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 10 10 18 0.0
2 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 10 10 18 0.0
3 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 10 10 18 0.0
4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 10 9.6 18 0.0
5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 10 9.6 18 0.0
6 0.0 0.0 0.0 0.0 0.0 0.0 0.0 31 10 10 18 0.0
7 0.0 0.0 0.0 0.0 0.0 0.0 0.0 100 10 10 18 0.0
8 0.0 0.0 0.0 0.0 0.0 0.0 23 100 10 10 18 0.0
9 37 0.0 0.0 0.0 0.0 0.0 39 100 40 9.6 18 0.0
10 49 0.0 0.0 0.0 0.0 0.0 42 100 52 11 8.0 0.0
11 42 0.0 0.0 0.0 0.0 0.0 40 100 39 2.8 4.7 0.0
12 40 0.0 0.0 0.0 0.0 0.0 41 92 39 0.0 4.7 0.0
13 40 0.0 0.0 0.0 0.0 0.0 40 26 32 0.0 4.7 0.0
14 40 0.0 0.0 0.0 0.0 0.0 40 0.0 14 0.0 4.7 0.0
15 30 0.0 0.0 0.0 0.0 0.0 39 0.0 10 0.0 1.3 7.3
16 28 0.0 0.0 0.0 0.0 0.0 39 17 10 0.0 3.2 17
17 28 0.0 0.0 0.0 0.0 0.0 40 76 10 0.0 5.0 20
18 27 0.0 0.0 0.0 0.0 0.0 40 78 10 18 5.2 21
19 26 0.0 0.0 0.0 0.0 0.0 11 18 10 11 5.2 26
20 22 0.0 0.0 0.0 0.0 0.0 0.0 30 10 6.9 5.2 6.8
21 20 0.0 0.0 0.0 0.0 0.0 0.0 17 10 9.0 5.2 0.0
22 20 0.0 0.0 0.0 0.0 0.0 0.0 21 10 10 5.5 0.0
23 20 0.0 0.0 0.0 0.0 0.0 0.0 9.5 10 23 5.5 20
24 19 0.0 0.0 0.0 0.0 0.0 0.0 47 11 30 5.5 26
25 19 0.0 0.0 0.0 0.0 0.0 0.0 75 11 30 1.5 25
26 19 0.0 0.0 0.0 0.0 0.0 0.0 58 10 30 0.0 25
27 23 0.0 0.0 0.0 0.0 0.0 0.0 28 10 30 0.0 24
28 26 0.0 0.0 0.0 0.0 0.0 0.0 44 10 30 0.0 6.8
29 7.1 0.0 0.0 0.0 --- 0.0 0.0 24 10 20 0.0 0.0
30 0.0 0.0 0.0 0.0 --- 0.0 0.0 12 9.6 18 0.0 0.0
31 0.0 --- 0.0 0.0 --- 0.0 --- 10 --- 17 0.0 ---

TOTAL 582.1 0.0 0.0 0.0 0.0 0.0 434 1213.5 457.6 385.5 237.1 224.9
MEAN 18.8 0.0 0.0 0.0 0.0 0.0 14.5 39.1 15.3 12.4 7.65 7.50
AC-FT 1150 0.0 0.0 0.0 0.0 0.0 861 2410 908 765 470 446
MAX 49 0.0 0.0 0.0 0.0 0.0 42 100 52 30 18 26
MIN 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 9.6 0.0 0.0 0.0

CAL YR 1993 TOTAL 4929.9 MEAN 13.5 MAX 157 MIN 0.00 AC-FT 9780
WTR YR 1994 TOTAL 3534.7 MEAN 9.68 MAX 100 MIN 0.00 AC-FT 7010

MAX DISCH 102 CFS AT 0630 17-MAY-1994 GH 2.10 FT. SHIFT 0.00 FT. MAX GH 2.10 FT. AT 0630 17-MAY-1994

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