WSP12935

• File Number: 8220.100.35
• Description: Colorado River Basin Monthly Content Reports
• Basin: Colorado Mainstem
• Date: 1/17/2003
• Author: Upper Colorado River Commission
• Title: 2003 reports: Content and Power Generation and Streamflow of Selected Colorado River Basin Reservoirs and Tributaries
• Water Supply Pro - Doc Type: Data

UPPER COLORADO
RIVER COMMISSION

RECEIVED
AUG 0 4 2003

__ Water Conservation Boa",

355 South 400 East. Salt Lake City. Utah 84111 · 801-531-1150 · FAX [phone]

To:

Upper Colorado River Commissioners and Advisers

From:

Staff

Date:

July 31,2003

Subject:

CONTENT AND POWER GENERATION AND STREAM FLOW OF SELECTED
COLORADO RIVER BASIN RESERVOIRS AND TRIBUTARIES.

UPPER BASIN RESERVOIR CONDmONS
Conditions for selected Colorado River System Reservoirs on June 30, 2003 are shown in Table 1. Data
was obtained from the monthly reservoir summary provided by the Bureau of Reclamation, Upper
Colorado Regional Office, Water Resources Group. Reservoir storage capacity conditions for June 30,
2003 are also shown below in figure 1.

STORAGE WATER SURF ACE RESERVOIR CHANGE IN LIVE STORAGE LIVE STORAGE
RESERVOIR ELEVATION LIVE CONTENT CONTENT CAPACITY CAPACITY
(ft.) (1000 a.f.) (1000 a.f.) (1000 a.f.) (%)

"..1
Fontenelle 6,495.52 266.10 123.80 345
Flaming Gorge 6,011.30 2,683.50 36.80 3,749
Blue Mesa 7,480.79 511.80 10 1.30 829
Navajo 6,017.05 884.60 0.80 1,696
Lake Powell 3,616.20 13,364.50 608.00 24,322
Upper Basin Total 17,710.50 870.70 30,941

77.13%
71.58%
61.74%
52.16%
54.95%
57.24%

Live Storage Capacity
Conditions June 30

100% I
80% I
I
i
60% I
I
I
40% !
I
20% I
!
0% i

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Figure 1