Hetch Hetchy Water and Power

Reservoir and Powerhouse Planned Releases

November 2018

 

Reservoir Releases*

Reservoir

Elevation (ft)

Storage (TAF)

Planned Releases (cfs)

Special Conditions

Hetch Hetchy

3759.2

272.3

60

 

Cherry

4671.9

220.5

5

 

Eleanor

4647.3

14.6

5

 

 

Powerhouse Releases**

Powerhouse

Planned Tuolumne Releases (cfs)

Special Conditions

Kirkwood

0

No spill at KPH.

Holm

0

Currently no generation scheduled. Wet weather will result in water available for generation. Flows may be as high as 500 cfs once generation restarts.

Moccasin***

0

No spill at Moccasin Reservoir

 

 

* 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.