
Current Readings
- 0.40 ft ABOVE normal
- Pool elevation is 742.61 feet on 27SEP2023 02:00 hours.
- At this elevation the total amount of water stored in Pensacola (Grand Lake) is 1333062 acre-feet.
- Reservoir release is 327 cubic feet per second on Wednesday 27Sep2023 01:00.
- Flood pool is 2.66% full.
- Flood pool storage filled is 16845 acre-feet which is equivalent to 0.03 inches of runoff over the entire drainage basin.
- Flood pool storage empty is 615481 acre-feet which is equivalent to 1.12 inches of runoff over the entire drainage basin.
Gate Change
Conditions at the time of Gate Change- Wednesday, 29 Mar 2023 0745
- Pool Elevation = N/A
- Total Release = 10694 (cfs)
- Turbine Release = 10694 (cfs)
- Gate Settings:
- All CLOSED
Evaporation Data
- 0.245 inches - 27SEP2023 @ 07:00
Reservoir Data
Elevation | Incremental Storage | Cumulative Storage | |||
---|---|---|---|---|---|
(feet) | (inches of runoff)* | (acre-feet) | (inches of runoff)* | (acre-feet) | |
Surcharge Pool: | ---- | ---- | ---- | ---- | ---- |
Flood Control Pool: | 755.00 | 1.15 | 632326 | 3.55 | 1948543 |
Conservation Pool: | * 742.21 | 1.73 | 949376 | 2.40 | 1316216 |
Inactive Pool: | 705.00 | 0.67 | 366840 | 0.67 | 366840 |
Streambed Elevation: 610.00 feet.
Top of Dam Elevation: 757.00 feet.
* Project has seasonal conservation pool.
* Values in the above "inches of runoff" column are based on a contributing drainage area of 10298.0 square miles.
Longitude: -95° 2' 21.33 Latitude: 36° 28' 19.65
Map of Pensacola (Grand Lake) Dam
Links for More Information
Graphs
of Measured and Calculated Lake ParametersGrand Lake O' the Cherokees (Pensacola) at Langley, OK
Go to Tulsa District Water Control Home Page.
Disclaimer:These pages are subject to change.Last Page Update: Wednesday, 27 Sep 2023 02:33