10/19 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)
Oct 18 14,400 447.8 19,800 630.4 16,350 1212.3 17,500
Oct 19 14,400 448.0 19,800 630.1 16,350 1212.3 17,500
Oct 20
14,400
448.3 20,000 629.9 16,850

1212.3

17,500
Oct 21
14,400
448.5 20,000 629.6 16,850 1212.3 17,500
Oct 22 14,400 448.8 20,000 629.3 16,550 1212.3 17,500
Oct 23 14,400 449.0 13,800 629.2 12,310 1212.3 17,500
Oct 24 13,900 448.9 13,800 628.9
10,300
1212.4 17,500
Average 14,300 andnbsp; 18,200 andnbsp; 15,100 andnbsp; 17,500
Oct 25 Oct 31 13,600
448.1
16,800
629.9
17,400 1212.3 17,500
Nov 1 Nov 7 8,300
448.4
11,200
629.8
14,000
1212.5 17,500

Current Lake Powell storage is 22,814 housand acre-feet (KAF) (94 percent of capacity). Lake Mead storage is 24,178 KAF (96 percent of capacity). Total system storage is 55,588 KAF (94 percent of capacity). Lake Powell elevation is 3690.1 feet.

Yesterday, the average Colorado River flows were 1,130 cfs near the Yuma Fourth Avenue Bridge and 5,150 cfs at the Northerly International Boundary. The average release from Painted Rock Dam was 0 cfs and Alamo Dam was 50 cfs. The Morelos Dam diversions for the week of Oct 4th are expected to be 1,500 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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