Flex Alert Overview

Flex Alert Tools

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Historic Flex Alert Records

All time record peak demand - 50,270 megawatts, July 24, 2006

Did you know that conservation, teamwork and planning helped the California grid weather the historic heat wave of July 2006? Conservation helped the state achieve a conservation rate of at least 1,500 megawatts, which included general conservation, state water pump load reduction as well as a 25 percent reduction in power usage at state buildings.

Read the CAISO 08/01/06 press release (PDF).

Date

Location

Reason for Alert

July
10
2008

Statewide

Extended heat wave, high forecasted demand

July
9
2008

Statewide

Extended heat wave, high forecasted demand

July
8
2008

Statewide

Extended heat wave, high forecasted demand

August
31
2007

Statewide

Extended heat wave, high forecasted demand

August
30
2007

Statewide

Extended heat wave, high forecasted demand

July
5
2007

Statewide

Extended heat wave, high forecasted demand

Jul
25
2006

Statewide

Extended heat wave, high forecasted demand

Jul
24
2006

Statewide

Extended heat wave, high forecasted demand

Jul
23
2006

Statewide

Extended heat wave, high forecasted demand

Jul
22
2006

Statewide

Extended heat wave, high forecasted demand

Jul
21
2006

Statewide

Extended heat wave, high forecasted demand

Jul
19
2006

Statewide

Extended heat wave, high forecasted demand

Jul
18
2006

Statewide

Extended heat wave, high forecasted demand

Jul
17
2006

Statewide

Extended heat wave, high forecasted demand

Jul
16
2006

Statewide

Extended heat wave, high forecasted demand

Jul
15
2006

Statewide

Extended heat wave, high forecasted demand

Jul
14
2006

Statewide

Extended heat wave, high forecasted demand

Jun
28
2006

Statewide

Extended heat wave, high forecasted demand

Jun
27
2006

Statewide

Extended heat wave, high forecasted demand

Jun
26
2006

Statewide

Extended heat wave, high forecasted demand

Jun
25
2006

Statewide

Extended heat wave, high forecasted demand

Jun
24
2006

Statewide

Extended heat wave, high forecasted demand

Jun
23
2006

Statewide

Extended heat wave, high forecasted demand

Jun
22
2006

Statewide

Extended heat wave, high forecasted demand

Sep
29
2005

Southern California

Extended heat wave and high forecasted demand

Oct
14
2005

Southern California

Extended heat wave, unplanned outages and high forecasted demand

Jul
25
2005

Statewide

Extended heat wave and high forecasted demand

Jul
24
2005

Statewide

Extended heat wave and high forecasted demand

Jul
23
2005

Statewide

Extended heat wave and high forecasted demand

Jul
22
2005

Statewide

Extended heat wave and high forecasted demand

Jul
21
2005

Statewide

Heat wave and high forecasted demand

Jul
18
2005

Statewide

Heat wave and high forecasted demand

Jul
15
2005

Statewide

Extended heat wave and high forecasted demand

Jul
14
2005

Statewide

Heat wave and high forecasted demand

Sep
14
2004

Humboldt County

One generator tripped off line and a second unit was off line for maintenance.

Sep
10
2004

Southern California

Hot temperatures and high demand

Sep
8
2004

Statewide

Hot temperatures and high demand

Sep
7
2004

Santa Rosa Area

Damage to generation unit and transmission lines due to fire and hot temperatures

Sep
6
2004

Santa Rosa Area

Damage to generation unit and transmission lines due to fire and hot temperatures

Aug
11
2004

Statewide

Heat wave and high forecasted demand

Aug
10
2004

Statewide

Heat wave and high forecasted demand

Aug
9
2004

Statewide

Heat wave and high forecasted demand

Jul
26
2004

Statewide

Heat wave and high forecasted demand.