PENO2 : Pensacola (Grand Lake)
Current Readings
- 0.50 ft ABOVE normal
- Pool elevation is 742.5 feet on 14APR2026 06:00 hours.
- At this elevation the total amount of water stored in Pensacola (Grand Lake) is 1328414 acre-feet.
- Reservoir release is 1308 cubic feet per second on Tuesday 14Apr2026 06:00.
- Flood pool is 3.29% full.
- Flood pool storage filled is 21126 acre-feet which is equivalent to 0.04 inches of runoff over the entire drainage basin.
- Flood pool storage empty is 620128 acre-feet which is equivalent to 1.13 inches of runoff over the entire drainage basin.
Gate Change
Conditions at the time of Gate Change- Tuesday, 22 Jul 2025 0915
- Pool Elevation = 745.03 feet.
- Total Release = 13060 (cfs)
- Gate Release = 0 (cfs)
- Turbine Release = 13060 (cfs)
- Gate Settings:
- All CLOSED
Evaporation Data
- 0.146 inches - 14APR2026 @ 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 | 1.17 | 641254 | 3.55 | 1948543 |
| Conservation Pool: | * 742.00 | 1.71 | 940447 | 2.38 | 1307288 |
| 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: Tuesday, 14 Apr 2026 07:03