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
01/27/2023Donnells4,811.7225,75642No
01/26/2023Donnells4,814.5126,65142No
01/25/2023Donnells4,817.6227,65842No
01/24/2023Donnells4,820.7728,68542No
01/23/2023Donnells4,823.7429,66142No
01/22/2023Donnells4,826.6630,63242No
01/21/2023Donnells4,829.3631,53842No
01/20/2023Donnells4,832.2032,49942No
01/19/2023Donnells4,834.9233,42742No
01/18/2023Donnells4,837.5334,32442No
01/17/2023Donnells4,840.1435,22742No
01/16/2023Donnells4,842.5536,06542No
01/15/2023Donnells4,844.5736,77342No
01/14/2023Donnells4,846.3737,40642No
01/13/2023Donnells4,847.7037,87642No
 Date Reservoir Elevation Storage Outflow Spilling
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Beardsley Reservoir

 Date Reservoir Elevation Storage Outflow Spilling
01/26/2023Beardsley3,368.7278,312486Yes
01/25/2023Beardsley3,368.7478,325485Yes
01/24/2023Beardsley3,368.7378,318475Yes
01/23/2023Beardsley3,368.7478,325469Yes
01/22/2023Beardsley3,368.6978,292532Yes
01/21/2023Beardsley3,368.8078,364560Yes
01/20/2023Beardsley3,368.8478,390594Yes
01/19/2023Beardsley3,368.9178,436660Yes
01/18/2023Beardsley3,368.9578,463701Yes
01/17/2023Beardsley3,369.0178,502791Yes
01/16/2023Beardsley3,369.1378,581944Yes
01/15/2023Beardsley3,369.1878,6141,043Yes
01/14/2023Beardsley3,369.4278,7731,081Yes
01/13/2023Beardsley3,369.2278,641966Yes
01/12/2023Beardsley3,369.2878,680650Yes
 Date Reservoir Elevation Storage Outflow Spilling
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Tulloch Reservoir

 Date Reservoir Elevation Storage Outflow Spilling
01/25/2023Tulloch498.9954,225401No
01/24/2023Tulloch499.4354,695403No
01/23/2023Tulloch499.7955,079403No
01/22/2023Tulloch500.1555,466407No
01/21/2023Tulloch500.6055,953409No
01/20/2023Tulloch500.9856,365410No
01/19/2023Tulloch501.2756,685417No
01/18/2023Tulloch501.2956,707738No
01/17/2023Tulloch501.7157,1701,874No
01/16/2023Tulloch503.7659,4761,900No
01/15/2023Tulloch501.6857,1371,987No
01/14/2023Tulloch502.4958,0381,981No
01/13/2023Tulloch502.5558,106549No
01/12/2023Tulloch502.3057,826408No
01/11/2023Tulloch499.9755,271992No
 Date Reservoir Elevation Storage Outflow Spilling
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Reservoirs

  • Donnells
  • Beardsley
  • Tulloch
  • Historical Data

News & Updates

Tulloch Spring 2023 Fill Schedule

March 24, 2023 by Tri-Dam Project

Tulloch Winter 2022/2023 Drawdown Schedule

September 8, 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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