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March 24, 2023

Tulloch Spring 2023 Fill Schedule

Tulloch Reservoir Spring Fill Schedule, as received from the Bureau of Reclamation. Please exercise caution at all times when operating in and around the reservoir, as storm events can result in fluctuations due to storm runoff from streams and hills around the reservoir.

Date
From
Date
Through
Elevation
Low
Elevation
High
3/20/20233/28/2023498.6501.6
3/29/20234/04/2023499.0502.0
4/05/20234/11/2023500.0503.0
4/12/20234/18/2023501.0504.0
4/19/20234/25/2023502.0505.0
4/26/20235/02/2023503.0506.0
5/03/20235/09/2023504.0507.0
5/10/20235/16/2023505.0508.0
5/17/20235/23/2023506.0509.0
5/24/20239/12/2023506.5509.5

Ordered by: P. Manza

Article by Tri-Dam Project / Fill Schedule, Tulloch Reservoir

September 8, 2022

Tulloch Winter 2022/2023 Drawdown Schedule

The fall drawdown schedule for Tulloch Reservoir is provided below. This schedule complies with U.S. Army Corps of Engineers flood control requirements. The reservoir will generally be managed to the target elevation range, however some variation may occur due to large local inflow during rain events or facility and operational constraints.

DateElevation FromElevation To
01 Jun to 19 Sep506.5509.5
20 Sep to 26 Sep505508
27 Sep to 03 Oct503.5507
04 Oct to 10 Oct502506
11 Oct to 17 Oct501505
18 Oct to 24 Oct500504
25 Oct to 31 Oct499503
01 Nov to 20 Mar498501.6

 

Article by Tri-Dam Project / Fill Schedule, Tulloch Reservoir

April 22, 2022

Tulloch 2022 Internal Guidance Memo—Grandfathered Facilities

Download the document.

Article by Tri-Dam Project / Tulloch Reservoir

March 10, 2022

Tulloch Spring 2022 Fill Schedule

From: Bureau of Reclamation

2022 Tulloch Spring Fill will follow the typical spring fill procedures, which follow the USACE flood control curve upward. During the spring fill, the reservoir will be managed to the given target elevation ranges as much as possible. Some variations may still occur due to large natural inflows or facility and operational constraints.

Date
From
Date
Through
Elevation
Low
Elevation
High
3/17/20223/22/2022498.6501.6
3/23/20223/29/2022499.4502.4
3/30/20224/05/2022500.1503.1
4/06/20224/12/2022500.9503.9
4/13/20224/19/2022501.7504.7
4/20/20224/26/2022502.4505.4
4/27/20225/03/2022503.2506.2
5/04/20225/10/2022504.0507.0
5/11/20225/17/2022505.5508.5
5/18/20225/24/2022506.5509.5
5/25/20229/15/2022506.5509.5

Issued by: P. Manza

Article by Tri-Dam Project / Fill Schedule, Tulloch Reservoir

September 20, 2021

Tulloch Winter 2021/2022 Drawdown Schedule

The fall drawdown schedule for Tulloch Reservoir is provided below. This schedule complies with U.S. Army Corps of Engineers flood control requirements. The reservoir will generally be managed to the target elevation range, however some variation may occur due to large local inflow during rain events or facility and operational constraints.

DateElevation FromElevation To
01 Jun to 21 Sep506.5509.5
24 Sep to 27 Sep504508
28 Sep to 04 Oct503507
05 Oct to 10 Oct500.0503.0
11 Oct to 17 Oct501505
18 Oct to 23 Oct500504
24 Oct to 31 Oct499503
01 Nov to 19 Mar498501.6

 

Article by Tri-Dam Project / Fill Schedule, Tulloch Reservoir

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Water Data

Data For 03/27/2023

Elevation (feet above sea level)

Donnells 4,768.13

Beardsley 3,368.97

Tulloch 500.62

Storage (acre feet)

Donnells 12,944

Beardsley 78,476

Tulloch 55,975

Outflow (cubic feet/sec)

Donnells 43

Beardsley * 668

Tulloch 1,506


*Spilling

View 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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