WSP02889

• File Number: 8282.600.40
• Description: Colorado River Annual Operations Reports
• Basin: Colorado Mainstem
• Date: 1/1/1996
• Author: USDOI/BOR
• Title: Colorado River Reservoir Operation Status Reports Part 1
• Water Supply Pro - Doc Type: Data

TO ALL ANNUAL OPERATING PLAN RECIPIENTS

MAILED FROM

UPPER COLORADO REGION
WATER OPERATIONS BRANCH
ATTENTION UC-439
P.O. BOX 11568
SALT LAKE CITr, UT 84146
PHONE [phone]

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RUNOFF PROJECTIONS AND INFLOW INFORMATION INTO UPPER BASIN RESERVOIR PROVIDED BY THE COLORADO RIVER FORlCASTING SERVICE
THROUGH THE NATIONAL WEATHER SIRVICE'S COLORADO BASIN RIVER FORECAST CENTER ARE AS FOLLOWS

FLOOD CONTROL RlSERVOIR INFLOW FORECASTS
1 JANUARY THROUGH 31 JULr 1995 (unit. 1000'. ACRE-FEET)
RESERVOIR
NAME MEAN MAXIMUM MINIMUM
LAKE MEAD / 9400/ 13660/ 6030
LAKE POWELL / 9140/ 13030/ 5970
NAVAJO RlS / 419/ 844/ 124
VALLEClTO RE/ 128/ 206/ 46
BLUE MESA RE/ 920/ 1310/ 650
FLAMING GORG/ 1635/ 2315/ 1015
MONTHLY DISTRIBUTION 01' FLOW (1000'. A-F)
OBS FORECAST OUTLOOK
Oct Nev Dec Jan 'AVG Feb Mar Apr Ap-Jul '\AVG
LAKE POWELL 535 498 449 342 89' 390/ 550/1100/ 8200 106'
BLUE MESA 44 41 31 30 122' 25/ 35/ 95/ 860 123'
MORROW POINT / / / 960 125'
CRrSTAL / / / 1130 125'
FONTE NELLE 47 49 33 28 91\ 30/ 45/ 115/ 1050 124\
FLAMING GORGE 47 56 35 33 79' 40/ 95/ 210/ 1500 125'
VALLEClTO 7.4 4.5 3.4 3.2 68' 3/ 5/ 14/ 120 62\
NAVAJO UNREG 23 1B 14 14 61\ 19/ 50/ 85/ 35D 45'
val1.cite chg .tg -7 2 1.5 1 1/ 1/ 15/
Azotea tunnel flow 0 0 0 0 0/ 1/ 14/
NAVAJO REGLTD . 30 16 12.5 13 18/ 48/ 56/

. REGULATED FORECASTS ARE DERIVED FROM ANALYZING THE RECORD
AND COMPARING IT TO AVERAGES. THESE FORECASTS HAVE AN
ADDITIONAL SOURCE 01' ERROR BECAUSE THE RESERVOIR AND TUNNEL
OPERATORS MAr SUBSTANTIALLr DEVIATE FROM THE ESTIMATED
REGULATION.
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