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Staff Reports - East Bay Municipal Utility District

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Board of Directors<br />

Monthly Report - February 2013<br />

Page 2<br />

Precipitation. The <strong>East</strong> <strong>Bay</strong> precipitation for February was 0.50 inches (11% of average, 7th<br />

driest February on record) and a season total of 15.47 inches (78% of average, 19th driest season<br />

to-date). The Mokelumne precipitation for February was 0.86 inches (11% of average, 5th driest<br />

February on record) and a season total of 26.03 inches (77% of average, 27th driest season todate).<br />

This is the driest combined January and February on record.<br />

Releases from Camanche Reservoir. Average rate of Camanche Reservoir release for February<br />

was 272 cfs (240 cfs generation, 0 cfs sluice, and 32 cfs through the hatchery), and the average<br />

flow below Woodbridge Dam was 198 cfs, both in accordance with the Joint Settlement<br />

Agreement "Below Normal" criteria for February 2013.<br />

Mokelumne reservoirs storage is 112% of average. As of February 28, 2013, Pardee Reservoir<br />

level was at 552.3 feet or 93% of average, and the Camanche Reservoir level was at 224.2 feet or<br />

124% of average. Combined Pardee and Camanche Reservoir storage was 502,000 acre-feet<br />

compared to 408,000 acre-feet last year.<br />

Releases from <strong>East</strong> <strong>Bay</strong> Reservoirs. There are currently no <strong>East</strong> <strong>Bay</strong> reservoir releases.<br />

<strong>East</strong> <strong>Bay</strong> reservoirs storage is 93% of average. As of February 28, 2013, USL Reservoir level<br />

was at 448.8 feet or 97% of average, San Pablo Reservoir was at 304.7 feet or 92% of average,<br />

and Briones Reservoir was at 563.6 feet or 91% of average. Total terminal reservoir storage was<br />

126,000 acre-feet compared to 131,000 acre-feet last year.<br />

Mokelumne aqueducts and raw water pumping plants. Average rate of Mokelumne<br />

Aqueduct draft for February 2013 was 121 MGD. Mokelumne Aqueduct Nos. 1 and 2 are<br />

currently in service following construction outages. Mokelumne Aqueduct No. 3 is currently out<br />

of service to support continued construction work. Walnut Creek Nos. 1 and 3, Moraga and<br />

Briones Raw Water Pumping Plants remained out of service for the month. Walnut Creek Raw<br />

Water Pumping Plant No. 2 testing is currently in progress.<br />

Water Production. Average rate of gross water production for February:<br />

<strong>East</strong> of Hills<br />

West of Hills<br />

Total<br />

Max Day<br />

Production<br />

February 2013<br />

33 MGD<br />

115 MGD<br />

148 MGD<br />

162 MGD<br />

(2/25/2013)<br />

February 2012<br />

33 MGD<br />

115 MGD<br />

148 MGD<br />

166 MGD<br />

(2/24/2012)<br />

February 2011<br />

28 MGD<br />

114 MGD<br />

142 MGD<br />

158 MGD<br />

(2/7/2011)<br />

Note: Data are all from preliminary daily operational reports and are subject to revision<br />

2005-2007 Average<br />

29 MGD<br />

125 MGD<br />

154 MGD

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