PENO2 : Pensacola (Grand Lake)
Current Readings
- 3.09 ft ABOVE normal
- Pool elevation is 745.09 feet on 28APR2025 02:00 hours.
- At this elevation the total amount of water stored in Pensacola (Grand Lake) is 1441455 acre-feet.
- Reservoir release is 15079 cubic feet per second on Monday 28Apr2025 02:00.
- Flood pool is 20.92% full.
- Flood pool storage filled is 134166 acre-feet which is equivalent to 0.24 inches of runoff over the entire drainage basin.
- Flood pool storage empty is 507088 acre-feet which is equivalent to 0.92 inches of runoff over the entire drainage basin.
Gate Change
Conditions at the time of Gate Change- Sunday, 27 Apr 2025 1300
- Pool Elevation = 745.23 feet.
- Total Release = 15661 (cfs)
- Gate Release = 2134 (cfs)
- Turbine Release = 13527 (cfs)
- Gate Settings:
- 1 Auxillary Tainter Gates open 15.0 FT
- 1 Tainter Gates open 2.0 FT
Evaporation Data
- 0.113 inches - 28APR2025 @ 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: Monday, 28 Apr 2025 03:03