4/11 Lower Colorado River Operations Schedule
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Colorado River



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Lower Colorado River Operations Schedule

Releases from Davis and Parker Dams will vary from about 8,000 cfs to 22,000 cfs during a 24-hour period. River levels will vary during the 24-hour periods with the higher levels coinciding with periods of peak hydroelectric power generation. Levels below the dams are usually highest during the afternoon and early evening. Average daily releases may vary in response to changing conditions.

Average daily releases and midnight lake elevations for the week, as well as anticipated averages for the following 2 weeks, are scheduled as follows:

Date Parker Dam Average Release (cfs) Lake Havasu Elev. (cfs) Davis Dam Average Release (cfs) Lake Mohave Elev. (ft) Hoover Dam Average Release (cfs) Lake Mead Elev. (ft) Glen Canyon Dam Average Release (cfs)
Apr 10 14,500 444.5 18,000 642.7 21,300 1210.3 17,400
Apr 11 13,500 444.5 18,000 642.9 21,300 1210.2 17,400
Apr 12
13,000
444.5 18,000 643.1 21,300

1210.2

17,400
Apr 13
12,000
444.7 18,000 643.3 21,400 1210.1 17,400
Apr 14 14,500 444.5 18,000 643.4 21,400 1210.0 17,400
Apr 15 13,500 444.5 18,000 643.3 16,800 1210.1 17,400
Apr 16 14,000 444.4 18,000 643.0 14,900 1210.1 17,400
Average 13,600
18,000
19,800 17,400

Apr17
Apr 23

andnbsp;

13,400

444.4

18,000 643.3 19,800

1210.0

17,400
Apr 24 Apr 30 13,400
444.5
18,000
643.8
19,800
1209.8 17,400

Current Lake Powell storage is 20,824 thousand acre-feet (KAF) (86 percent of capacity). Lake Mead storage is 24,474 KAF (95 percent of capacity). Total system storage is 52,796 KAF (89 percent of capacity). Lake Powell elevation is 3677.0 feet.

Yesterday, the average Colorado River flows were 839 cfs near the Yuma Fourth Avenue Bridge and 3,150 cfs at the Northerly International Boundary. The average release from Painted Rock Dam was 0 cfs and Alamo Dam was 25 cfs. The Morelos Dam diversions for the week of April 10 are expected to be 3,230 cfs.

ALL RIVER USERS should remember that fluctuating river flows may conceal or create natural hazards such as moving sandbars, gravel bars, unstable riverbanks, floating or submerged debris, or other unfamiliar obstacles. Caution should be exercised while using the river between Davis Dam and the Mexican Border at San Luis, Arizona.

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