Hetch Hetchy Water and Power

Reservoir and Powerhouse Planned Releases

Period of March 29 – April 6

 

Reservoir Releases*

Reservoir

Elevation (ft)

Storage (TAF)

Planned Releases (cfs)

Special Conditions

Hetch Hetchy

3767.0

286.3

100

 

Cherry

4600.9

113.1

5

 

Eleanor

4646.3

13.8

5

 

 

Powerhouse Releases**

Powerhouse

Planned Tuolumne Releases (cfs)

Special Conditions

Kirkwood

0

No spill at KPH

Holm

0-50

Low or no generation scheduled

Moccasin***

0-500

Spill at Moccasin Reservoir during flood recovery – through April 6

 

 

* Reservoir releases are dependent on storage and weather conditions, and can be changed at any time.

** Powerhouse releases can vary significantly dependent on power load and operational constraints. Planned releases are estimates.

*** Moccasin releases seen at Moccasin Creek between town of Moccasin and Don Pedro Reservoir. These releases do not affect Tuolumne River conditions, but do impact recreation in Moccasin Creek.