Good morning,

 

Below are planned releases from HHWP facilities through April 8. An additional update will be provided next week.

 

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.

Intraday powerhouse cycling is expected to continue, following similar patterns.

 

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

 

Hetch Hetchy Reservoir

• Flows immediately below Hetch Hetchy are approximately 300 cfs
• Kirkwood Powerhouse

• 00:00 – 09:00: spill 600 cfs
• 09:00 – 17:00: spill 0 cfs
• 17:00 – 00:00: spill 600 cfs

 

Cherry Reservoir

• Total flows immediately below Cherry are approximately 8 cfs

• Holm Powerhouse
• 45 – 900+ cfs

 

Lake Eleanor

• Valve releases below Eleanor are at approximately 100 cfs
• Spill is approximately 200 cfs

 

 

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Meral’s Pool (best estimates, actual flows may differ)

 

Saturday April 4 – Wednesday April 8

• 1,000 – 2,500 cfs
• 00:00 – 11:00: 2,500 cfs
• 11:00 – 19:00: 1,000 cfs
• 19:00 – 00:00: 2,500 cfs