D R O U G H T P R E P A R E D N E S S & R E S P O N S E

Project Operations Update

State Water Board Workshop May 20, 2015

D R O U G H T P R E P A R E D N E S S & R E S P O N S E

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D R O U G H T P R E P A R E D N E S S & R E S P O N S E

Statewide Snow Water Content

April 1st - 25% of Historic Low

• No Snow Storage

• Minimum Runoff

• Loss of Cold Water

D R O U G H T P R E P A R E D N E S S & R E S P O N S E

D R O U G H T P R E P A R E D N E S S & R E S P O N S E

D R O U G H T P R E P A R E D N E S S & R E S P O N S E

% Cap % Avg

Trinity 44 52

Shasta 55 64

Oroville 46 55

Folsom 57 71

New Melones 19 31

San Luis 57 68

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D R O U G H T P R E P A R E D N E S S & R E S P O N S E

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D R O U G H T P R E P A R E D N E S S & R E S P O N S E

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D R O U G H T P R E P A R E D N E S S & R E S P O N S E

Update on TUCP

D R O U G H T P R E P A R E D N E S S & R E S P O N S E

D R O U G H T P R E P A R E D N E S S & R E S P O N S E

D R O U G H T P R E P A R E D N E S S & R E S P O N S E

TUCP Renewal

• NDOI: from 4000 cfs to 3000 cfs in July

• Emmaton to Three Mile Slough July 1 - Aug 15

• Rio Vista: from 3000+ cfs to 2500 cfs Sep - Nov

D R O U G H T P R E P A R E D N E S S & R E S P O N S E

USBR Overview

D R O U G H T P R E P A R E D N E S S & R E S P O N S E

Water Transfers

D R O U G H T P R E P A R E D N E S S & R E S P O N S E

D R O U G H T P R E P A R E D N E S S & R E S P O N S E

CPC/IRI Probabilistic ENSO Outlook

The chance of El Niño is approximately 80-90% through 2015.

Updated: May 14, 2015

Wet Or

Dry?