FSLO2 : Ft. Supply Lake
Current Readings
- 0.68 ft ABOVE normal
- Pool elevation is 2004.68 feet on 13NOV2025 19:00 hours.
- At this elevation the total amount of water stored in Ft. Supply Lake is 13577 acre-feet.
- Reservoir release is 44 cubic feet per second on Thursday 13Nov2025 19:00.
- Flood pool is 1.58% full.
- Flood pool storage filled is 1356 acre-feet which is equivalent to 0.02 inches of runoff over the entire drainage basin.
- Flood pool storage empty is 84370 acre-feet which is equivalent to 1.06 inches of runoff over the entire drainage basin.
Gate Change
Conditions at the time of Gate Change- Friday, 31 Oct 2025 0939
- Pool Elevation = 2004.84 feet.
- Total Release = 44 (cfs)
- Gate Release = 44 (cfs)
- Unregulated Release = 0 (cfs)
- Gate Settings:
- 1 Low Flow Gates open 40.0 PERCENT
Evaporation Data
- 0.155 inches - 13NOV2025 @ 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: | 2028.00 | 1.08 | 85726 | 1.23 | 97947 |
| Conservation Pool: | 2004.00 | 0.15 | 12220 | 0.15 | 12220 |
| Inactive Pool: | 1990.00 | 0.00 | 0 | 0.00 | 0 |
Streambed Elevation: 1974.50 feet.
Top of Dam Elevation: 2059.50 feet.
* Values in the above "inches of runoff" column are based on a contributing drainage area of 1494.0 square miles.
Longitude: -99° 34' 16 Latitude: 36° 33' 14
Map of Ft. Supply Lake Dam
Links for More Information
Graphs
of Measured and Calculated Lake Parameters
Fort Supply Lake near Fort Supply, OK
Go to Tulsa District Water Control Home Page.
Disclaimer:These pages are subject to change.Last Page Update: Thursday, 13 Nov 2025 20:02