Tri-Dam Project

A partnership of the Oakdale and South San Joaquin Irrigation Districts

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Historical Data

Clear

Donnells Reservoir

Note: As of 5/10/18 the outflow for Donnells will also include the spill.
 Date Reservoir Elevation Storage Outflow Spilling
09/07/2014Donnells4,887.0952,55723No
09/25/2014Donnells4,876.5548,48624No
10/17/2014Donnells4,854.2240,20624No
07/14/2014Donnells4,911.2462,32923No
08/11/2014Donnells4,901.7158,39724No
09/08/2014Donnells4,886.5152,33123No
09/26/2014Donnells4,875.7748,18925No
10/19/2014Donnells4,852.639,62324No
07/15/2014Donnells4,911.262,31323No
08/15/2014Donnells4,899.5757,52823No
09/10/2014Donnells4,885.1951,81523No
09/27/2014Donnells4,874.9247,86625No
07/18/2014Donnells4,911.7662,54723No
08/16/2014Donnells4,899.1757,36623No
09/11/2014Donnells4,884.4951,54323No
 Date Reservoir Elevation Storage Outflow Spilling
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Displaying 3,106 - 3,120 of 3,149

Beardsley Reservoir

 Date Reservoir Elevation Storage Outflow Spilling
09/07/2014Beardsley3,309.3943,02557No
09/27/2014Beardsley3,308.1342,35857No
10/17/2014Beardsley3,301.8539,08657No
07/18/2014Beardsley3,310.7243,73356No
08/15/2014Beardsley3,311.644,20456No
09/08/2014Beardsley3,309.3342,99357No
09/28/2014Beardsley3,308.2942,44357No
10/19/2014Beardsley3,300.4838,38557No
07/19/2014Beardsley3,310.5843,65956No
08/16/2014Beardsley3,311.3444,06556No
09/10/2014Beardsley3,309.3342,99356No
09/30/2014Beardsley3,308.0742,32657No
10/18/2014Beardsley3,301.138,70257No
07/20/2014Beardsley3,310.3343,52556No
08/17/2014Beardsley3,311.2844,03356No
 Date Reservoir Elevation Storage Outflow Spilling
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Displaying 3,106 - 3,120 of 3,143

Tulloch Reservoir

 Date Reservoir Elevation Storage Outflow Spilling
09/27/2014Tulloch506.762,919153No
10/19/2014Tulloch502.6158,173204No
07/16/2014Tulloch509.2566,032326No
08/15/2014Tulloch508.7765,437228No
09/08/2014Tulloch508.2564,797153No
09/28/2014Tulloch505.8661,918151No
10/18/2014Tulloch502.7958,374202No
07/18/2014Tulloch509.1265,870326No
08/16/2014Tulloch508.8765,560228No
09/10/2014Tulloch508.7865,449155No
09/30/2014Tulloch505.7161,741151No
07/19/2014Tulloch509.0865,820326No
08/17/2014Tulloch508.7765,437226No
09/11/2014Tulloch509.0665,795153No
10/01/2014Tulloch504.6960,548202No
 Date Reservoir Elevation Storage Outflow Spilling
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Reservoirs

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  • 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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