WSP12936

• File Number: 8220.100.35
• Description: Colorado River Basin Monthly Content Reports
• Basin: Colorado Mainstem
• Date: 1/20/2004
• Author: Upper Colorado River Commission
• Title: 2004 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
NOV 1 0 200~

Colorado Water Conservation Boaro

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

To:

Upper Colorado River Commissioners and Advisers

From:

Staff

Date:

November 8, 2004

Subject:

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

UPPER BASIN RESERVOIR CONDITIONS

Conditions for selected Colorado River System Reservoirs on September 30, 2004 are shown in Table 1.
Data were obtained from the monthly reservoir summary provided by the Bureau of Reclamation, Upper
Colorado Regional Office, Water Resources Group. Reservoir storage capacity conditions for
September 30, 2004 are also shown below in figure 1.

Table 1 Conditions for Colorado River System Reservoirs: Seotember 30. 2004
STORAGE WATERSURFACE RESERVOIR CHANGE IN LIVE STORAGE LIVESTORAGE
RESER VOIR ELEV A nON LIVE CONTENT CONTENT CAPACITY CAPACITY
(ft.) (1000 a.f.) (1000 a.f.) (1000 a.f.) (%)

Fontenelle 6,498.57 288.30 -17.80 345
Flaming Gorge 6,011.15 2,678.50 -7.30 3,749
Blue Mesa 7,480.20 507.50 -52.10 829
Navajo 6,022.48 935.10 3.50 1,696
Lake Powell 3,570.77 9,169.50 -108.40 24,322
Upper Basin 13,578.90 -182.10 30,941
Total

Live Storage Capacity
Conditions September 04

100% . .
I
80% ;

40%

60% '

20%

0%

Fontl.'k:llc

Flalnin~ Gorpc

83.57%
71.45%
61.22%
55.14%
37.70%
43.89%

lake ~"CJI IIppa Basin
"""

: III Live Content ~ Available Storage J

OIucMesa

NlI\'ajo

Figure 1