PENO2 : Pensacola (Grand Lake)
Current Readings
- 3.38 ft ABOVE normal
- Pool elevation is 747.38 feet on 11JUL2025 04:00 hours.
- At this elevation the total amount of water stored in Pensacola (Grand Lake) is 1547945 acre-feet.
- Reservoir release is 14730 cubic feet per second on Friday 11Jul2025 03:00.
- Flood pool is 27.91% full.
- Flood pool storage filled is 155058 acre-feet which is equivalent to 0.28 inches of runoff over the entire drainage basin.
- Flood pool storage empty is 400598 acre-feet which is equivalent to 0.73 inches of runoff over the entire drainage basin.
Gate Change
Conditions at the time of Gate Change- Monday, 07 Jul 2025 0830
- Pool Elevation = 748.00 feet.
- Total Release = 14924 (cfs)
- Gate Release = 1547 (cfs)
- Turbine Release = 13377 (cfs)
- Gate Settings:
- 1 Auxillary Tainter Gates open 6.0 FT
- 1 Auxillary Tainter Gates open 2.0 FT
Evaporation Data
- 0.328 inches - 11JUL2025 @ 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 | 1.01 | 555656 | 3.55 | 1948543 |
| Conservation Pool: | * 744.00 | 1.87 | 1026046 | 2.54 | 1392887 |
| 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 Parameters
Grand 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: Friday, 11 Jul 2025 04:32