Tri-Dam Project

A partnership of the Oakdale and South San Joaquin Irrigation Districts

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January 13, 2015

Tulloch Reservoir Shoreline Management Plan (SMP) Update

In accordance with specifications issued by the Federal Energy Regulatory Commission, Tri-Dam is updating the Shoreline Management Plan (SMP) to meet license requirements. Links to the two (2) documents are:

  • Letter to Tulloch Reservoir Property Owners
  • Draft Tulloch Reservoir Shoreline Management Plan

Article by Tri-Dam Project / Management Plan, Tulloch Reservoir

Water Data

Data For 06/28/2022

Elevation (feet above sea level)

Donnells 4,912.17

Beardsley 3,384.50

Tulloch 507.95

Storage (acre feet)

Donnells 62,718

Beardsley 88,972

Tulloch 64,429

Outflow (cubic feet/sec)

Donnells 43

Beardsley 55

Tulloch 901


*Spilling

View historical data

News & Updates

Tulloch 2022 Internal Guidance Memo—Grandfathered Facilities

April 22, 2022 by Tri-Dam Project

Tulloch Spring 2022 Fill Schedule

March 10, 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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