Good afternoon,

 

Below are planned releases from HHWP facilities through April 30^th.

 

For permitting and access information contact the Groveland Ranger District.

 

We strive to keep the user community updated on projected flows on the Tuolumne River. Flows will continue to vary significantly over the coming weeks as weather changes and spring runoff season begins.

 

Stated flow rates are best estimates and are subject to change as conditions and operational constraints evolve.

 

Hetch Hetchy Reservoir

• Total flows immediately below Hetch Hetchy are currently 1500 cfs and increasing to 2000 cfs tomorrow.
• Additional releases may be possible pending inflows and operational conditions; notifications to be provided as needed.
• Kirkwood Powerhouse

• Spill of approximately 700 cfs around the clock

 

Cherry Reservoir

• Total flows immediately below Cherry are 7 cfs.
• Additional releases may be possible pending inflows and operational conditions; notifications to be provided as needed.

• Holm Powerhouse
• Spill of approximately 1,000 cfs around the clock

 

Lake Eleanor

• Valve releases of 650 cfs
• Spill approximately 200-800
• Total flow below Eleanor approximately 800-1500 cfs

 

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Meral’s Pool

• Flows are currently 4000-4500 cfs
• Flows are increasing to 5000-6000 cfs tomorrow and generally expected to remain in that range through the weekend

Calculated real time flow station for Meral’s Pool:

https://cdec.water.ca.gov/dynamicapp/QueryF?s=TMP

https://cdec.water.ca.gov/webgis/?appid=cdecstation&sta=TMP

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Any significant changes to the schedule will be posted on the bulletin board.