Good morning,

 

Below are planned releases from HHWP facilities through July 25.

 

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 below all HHWP reservoirs have decreased to minimum required releases for the season. Standard scheduled recreational releases below Holm Powerhouse will continue to occur from 07:00 - 11:00 through September 1, excluding allotted “No Water Wednesdays”. Next No Water Wednesday scheduled for Wednesday July 23.

 

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

 

Hetch Hetchy Reservoir

• Valve release: 115 cfs

 

Cherry Reservoir

·         Valve release: 16 cfs

• Holm Powerhouse:
• 00:00-7:00
• 40 cfs
• 7:00-11:00
• 950 cfs
• 11:00-24:00
• 40 cfs
• “No Water Wednesday” July 23: 0 cfs

 

Lake Eleanor

• Valve release: 21 cfs

 

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

• 10:00-13:00
• Approx. 1,100 – 1,250 cfs
• All other hours
• Approx. 200-250 cfs

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