League of California Cities, San Diego County Division Executive Committee Meeting

October 13, 2014

Maureen A. Stapleton, General Manager San Diego County Water Authority

2014 State Drought and Supply Conditions

State Water Project Deliveries Will Be a Record Low in 2014

(5% of Contract Allocations)

U.S. Drought Monitor Sept. 30, 2014

Intensity: Abnormally Dry Moderate Drought Severe Drought Extreme Drought Exceptional Drought

3

Activated regional Drought Response Plan

Notified local water agencies of a Drought Alert: Mandatory Conservation

“Drought Alert” Enhanced Outreach ◦ Advertising ◦ Business/community outreach ◦ Promotional items ◦ Promote conservation programs ◦ Partnerships

Lake Oroville – State Water Project Reservoir - July 2011 100% Capacity, 131% Average

4

Lake Oroville – Principal SWP Reservoir - January 2014 36% Capacity, 55% Average

5

Elevated Temperatures at Lindbergh Field* 11 of Past 12 Months Were Hotter Than Normal

(2.0)

0.0

2.0

4.0

6.0

8.0

Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep

Hotter

Cooler 2013 2014

°F

*Average Daily Maximum Temperature Variance from Normal

Employ resource strategies unique to local conditions

No single resource strategy can manage all uncertainties

Low-water using landscape

Reclaimed water pipelines

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Multi-faceted approach required ◦ Conservation ◦ Supply diversification

◦ Imported ◦ Local

◦ Infrastructure improvements

Lining the Cochella Canal

M etropo litan W ater D is tric t Im peria l Irriga tion D is tric t Transfer A ll A m erican & C oache lla C ana l L in ing

Loca l S urface W ater G roundw ater

C onserva tion (ex is ting and add itiona l)

2013

1991

Total = 645 TAF

R ecyc led W ater

297 TA F 46%

46 TA F 7%

21 TA F 3%

27 TA F 4%

80 TA F 13%

103 TA F 16%

550 TA F 95%

28 TA F 5%

2020

Total = 779 TAF

231 TA F 30%

48 TA F 6%

27 TA F 4%

44 TA F 6%

103 TA F 13%

80 TA F 10%

190 TA F 24%

56 TA F 7%

S eaw ater D esa lina tion

Total = 578 TAF

TA F=Thousand A cre-Feet

71 TA F 11%

9

2015 5% SWP Allocation

15% SWP Allocation

20% SWP Allocation

MWD’s Available Supply 1,371,000 1,479,000 1,574,000

Demand on MWD 1,717,000 1,717,000 1,717,000

MWD Supply Shortfall 346,000 238,000 143,000 Estimated MWD Cutback Percentage 20% 14% 8%

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San Diego County Water Authority Cutback Percentage

9% 6% 3%

City of San Diego Pure Water Project: 96,000 AF/year North County Recycled Water Project: up to 31,500

AF/year Carlsbad Desalination Project: up to 56,000 AF/year

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