PENO2 : Pensacola (Grand Lake)
Current Readings
- 4.84 ft ABOVE normal
- Pool elevation is 747.03 feet on 03MAY2025 23:00 hours.
- At this elevation the total amount of water stored in Pensacola (Grand Lake) is 1531180 acre-feet.
- Reservoir release is 45059 cubic feet per second on Saturday 03May2025 22:00.
- Flood pool is 34.1% full.
- Flood pool storage filled is 215941 acre-feet which is equivalent to 0.39 inches of runoff over the entire drainage basin.
- Flood pool storage empty is 417260 acre-feet which is equivalent to 0.76 inches of runoff over the entire drainage basin.
Gate Change
Conditions at the time of Gate Change- Wednesday, 30 Apr 2025 1600
- Pool Elevation = 746.37 feet.
- Total Release = 41301 (cfs)
- Gate Release = 28060 (cfs)
- Turbine Release = 13241 (cfs)
- Gate Settings:
- 5 Auxillary Tainter Gates open 15.0 FT
- 2 Tainter Gates open 25.0 FT
Evaporation Data
- 0.146 inches - 03MAY2025 @ 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 | 633201 | 3.55 | 1948543 |
| Conservation Pool: | * 742.19 | 1.73 | 948501 | 2.40 | 1315342 |
| 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: Saturday, 03 May 2025 23:33