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
08/22/2023Donnells4,912.6662,92360No
08/21/2023Donnells4,912.1262,69760No
08/20/2023Donnells4,911.5462,45560No
08/19/2023Donnells4,912.3762,80160No
08/18/2023Donnells4,912.7762,96960No
08/17/2023Donnells4,911.7462,53860No
08/16/2023Donnells4,911.5862,47260No
08/15/2023Donnells4,912.0962,68560No
08/14/2023Donnells4,912.6862,93260No
08/13/2023Donnells4,912.4562,83560No
08/12/2023Donnells4,911.1762,30060No
08/11/2023Donnells4,909.9861,80560No
08/10/2023Donnells4,910.4461,99660No
08/09/2023Donnells4,910.6762,09260No
08/08/2023Donnells4,911.0862,26360No
 Date Reservoir Elevation Storage Outflow Spilling
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Beardsley Reservoir

 Date Reservoir Elevation Storage Outflow Spilling
08/22/2023Beardsley3,376.0683,201169Yes
08/21/2023Beardsley3,376.7983,694175Yes
08/20/2023Beardsley3,377.4384,127173Yes
08/19/2023Beardsley3,377.6784,290175Yes
08/18/2023Beardsley3,378.0984,575180Yes
08/17/2023Beardsley3,379.2985,392190Yes
08/16/2023Beardsley3,379.9585,842197Yes
08/15/2023Beardsley3,380.3186,087199Yes
08/14/2023Beardsley3,380.3586,457200Yes
08/13/2023Beardsley3,381.6687,012205Yes
08/12/2023Beardsley3,382.9987,927204Yes
08/11/2023Beardsley3,384.4888,937207Yes
08/10/2023Beardsley3,385.0689,360211Yes
08/09/2023Beardsley3,385.8489,902210Yes
08/08/2023Beardsley3,386.4490,320183Yes
 Date Reservoir Elevation Storage Outflow Spilling
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Displaying 31 - 45 of 3,375

Tulloch Reservoir

 Date Reservoir Elevation Storage Outflow Spilling
08/22/2023Tulloch509.4466,2691,512Yes
08/21/2023Tulloch509.5066,3441,501No
08/20/2023Tulloch508.9765,683920No
08/19/2023Tulloch508.5465,154751No
08/18/2023Tulloch508.9965,7081,275Yes
08/17/2023Tulloch509.1665,9201,500Yes
08/16/2023Tulloch509.3666,1691,501Yes
08/15/2023Tulloch508.8665,5481,500Yes
08/14/2023Tulloch508.8165,4861,502Yes
08/13/2023Tulloch508.8465,523937Yes
08/12/2023Tulloch508.8565,326751No
08/11/2023Tulloch508.7965,4621,280Yes
08/10/2023Tulloch508.7165,3631,501Yes
08/09/2023Tulloch509.3866,1941,504Yes
08/08/2023Tulloch509.4066,2191,505Yes
 Date Reservoir Elevation Storage Outflow Spilling
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Reservoirs

  • Donnells
  • Beardsley
  • Tulloch
  • Historical Data

News & Updates

Tulloch Winter 2023/2024 Drawdown Schedule

August 30, 2023 by Tri-Dam Project

Tulloch Spring 2023 Fill Schedule

March 24, 2023 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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