Current Readings:
- 3.25 ft ABOVE normal
- Pool elevation is 747.25 feet on Monday 01Jun20 Time: 03:00 hours.
- At this elevation the total amount of water stored in Pensacola (Grand Lake) is 1614049 acre-feet.
- Reservoir release is 49862 cubic feet per second on Monday 01Jun20 Time: 03:00 hours.
- Flood control pool is 25.58% full.
- Flood control pool storage filled is 140149 acre-feet which is equivalent to 0.26 inches of runoff over the entire drainage basin.
- Flood control pool storage empty is 407529 acre-feet which is equivalent to 0.74 inches of runoff over the entire drainage basin.
Gate Changes
- Saturday, 23 May 2020 1700
- Pool Elevation = 745.56 feet.
- New Gate Settings:
- 3 Tainter Gates open 15.0 FT
- 3 Tainter Gates open 25.0 FT
Evaporation Data:
- 0.358 inches - 01JUN2020 @ 07:00
Reservoir Data:
| Elevation | Incremental Storage | Cumulative Storage | |||
|---|---|---|---|---|---|
| (feet) | (inches) | (acre-feet) | (inches) | (acre-feet) | |
| Surcharge Pool: | ---- | ---- | ---- | ---- | ---- |
| Flood Control Pool: | 755.00 | 1.0 | 547678 | 3.69 | 2021678 |
| Conservation Pool: | * 744.00 | 1.9 | 1041893 | 2.69 | 1474000 |
| Inactive Pool: | 705.00 | 0.79 | 432106 | 0.79 | 432106 |
Streambed Elevation: 610.00 feet.
Top of Dam Elevation: 757.00 feet.
* Project has seasonal conservation pool.
All storages based on a contributing drainage area of 10298.0 square miles or 549226 ac-ft.
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:
View 24H and 1Day Graphs (Enlarged)
| Elevation | Tailwater | Precipitation |
| In Flow | Out Flow | Storage |
LAKE O' THE CHEROKEES AT LANGLEY OK
Go to Tulsa District Water Control Home Page.
Disclaimer:These pages are subject to change.Last Page Update: Monday, 01 Jun 2020 04:00