Tri-Dam Project

A partnership of the Oakdale and South San Joaquin Irrigation Districts

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July 9, 2015

Search WIdget – Date Range & Resevoir

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Water Data

Data For 09/27/2022

Elevation (feet above sea level)

Donnells 4,861.99

Beardsley 3,362.37

Tulloch 504.82

Storage (acre feet)

Donnells 43,031

Beardsley 74,176

Tulloch 60,699

Outflow (cubic feet/sec)

Donnells 42

Beardsley 54

Tulloch 155

*Spilling

View historical data

News & Updates

Tulloch Winter 2022/2023 Drawdown Schedule

September 8, 2022 by Tri-Dam Project

Tulloch 2022 Internal Guidance Memo—Grandfathered Facilities

April 22, 2022 by Tri-Dam Project

Road Conditions

Current road conditions to Beardsley and Donnells Reservoirs can be found on their respective pages.

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