WSP03460

• File Number: 8441.700
• Description: Colorado Big Thompson Project - Annual Operating Plans
• Basin: South Platte
• Water Division: 1
• Date: 1/1/1989
• Title: Annual Operating Plans - Colorado Big Thompson Project - Water Year 1989-1990
• Water Supply Pro - Doc Type: Report/Study

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~illow Creek Keservoir

Duri ng Novembe..., the Wi 11 ow C...eek pumps wi 11 be operated to transfe...
about 1,100 acre-feet of water to Lake Granby. The pumps and canal will
then be winterized. During Decembe... and January, ...ive... releases a...e
expected to ave...age 7 ft3/s to b...ing ~illow Creek Reservoir storage to
8,000 acre-feet by the end of January.

Lake Granby-East Slope Terminal Storage

Storage in Lake G...anby of 301,200 acre-feet at the beginning of the
water year was 72 percent of the 1959-1985 average. Te...minal sto...age
on the east slope was 82 percent of no...mal. About 128,200 acre-feet of
wate... will be diverted to the east slope during the October-January
pe...iod. This amount would be 147 percent of the average. All of this
dive...sion and an additional 800 acre-feet wi 11 be pumped to Shadow Mountain
Rese...voi... from Lake Granby. A total of 49,200 acre-feet of wate... will
be pumped to Ca...ter Lake f...om Octobe... th...ough January. By the end of
January, the sto...age in Carte... Lake is expected to total approximately
72,900 acre-feet, and 98,500 acre-feet in Ho...setooth Reservoi....

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