10/31 Lower Colorado River Operations Schedule
Water Flow Reports


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)

andnbsp;

Oct 30

8,000 448.4 10,000 629.4 12,600 1196.5 8,900
Oct 31 8,000

448.3

10,000

629.6

12,600 1196.5 8,900
Nov 1
8,000
448.2 12,400 629.5 11,700

andnbsp;

1196.4
9,800
Nov 2
7,000

448.4

10,400 629.6 11,700 1196.4 9,800
Nov 3 8,000 448.5 10,000 629.7 11,700 1196.3 9,800
Nov 4 8,500 448.4 9,000 629.6 8,800 1196.3 9,800
Nov 5 8,500 448.0 9,000 629.5 7,920 1196.4 9,800
Average 8,000
10,100
11,000 andnbsp; 9,500

Nov 6 Nov 12

6,300

447.5

9,000 629.7 11,200

1196.3

9,800
Nov 13 Nov 19 6,200 445.9 8,000 631.5 12,900 1196.0 9,800

Current Lake Powell storage is 20,774 thousand acre-feet (KAF) (85 percent of capacity). Lake Mead storage is 22,245 KAF (87 percent of capacity). Total system storage is 50,350 KAF (85 percent of capacity). Lake Powell elevation is 3676.6 feet.

Yesterday, the average Colorado River flows were 1,680 cfs near the Yuma Fourth Avenue Bridge and 1,340 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 Ocotber 16th are expected to be 1,760 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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