PENO2 : Pensacola (Grand Lake)
Current Readings
- 0.29 ft BELOW normal
- Pool elevation is 742.71 feet on 08SEP2026 23:00 hours.
- At this elevation the total amount of water stored in Pensacola (Grand Lake) is 1337287 acre-feet.
- Reservoir release is 325 cubic feet per second on Tuesday 08Sep2026 22:00.
- Conservation pool is 98.75% full.
- Conservation pool storage filled is 970446 acre-feet which is equivalent to 1.77 inches of runoff over the entire drainage basin.
- Conservation pool storage empty is 12254 acre-feet which is equivalent to 0.02 inches of runoff over the entire drainage basin.
Gate Change
Conditions at the time of Gate Change- Thursday, 16 Jul 2026 0730
- Pool Elevation = 744.68 feet.
- Total Release = 12851 (cfs)
- Gate Release = 0 (cfs)
- Turbine Release = 12851 (cfs)
- Gate Settings:
- All CLOSED
Evaporation Data
- 0.253 inches - 08SEP2026 @ 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 | 1.09 | 599002 | 3.55 | 1948543 |
| Conservation Pool: | * 743.00 | 1.79 | 982700 | 2.46 | 1349540 |
| 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, 08 Sep 2026 23:34