CHNK1 : Cheney Lake
Current Readings
- 1.51 ft ABOVE normal
- Pool elevation is 1423.11 feet on 12FEB2026 08:00 hours.
- At this elevation the total amount of water stored in Cheney Lake is 181858 acre-feet.
- Reservoir release is 374 cubic feet per second on Thursday 12Feb2026 08:00.
- Flood pool is 18.29% full.
- Flood pool storage filled is 14785 acre-feet which is equivalent to 0.42 inches of runoff over the entire drainage basin.
- Flood pool storage empty is 66071 acre-feet which is equivalent to 1.87 inches of runoff over the entire drainage basin.
Gate Change
Conditions at the time of Gate Change- Tuesday, 10 Feb 2026 1400
- Pool Elevation = 1423.22 feet.
- Total Release = 374 (cfs)
- Gate Release = 374 (cfs)
- Unregulated Release = 0 (cfs)
- Gate Settings:
- 2 Sluice Gates open 0.5 FT
Evaporation Data
- 0.094 inches - 12FEB2026 @ 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: | 1429.00 | 2.28 | 80856 | 7.00 | 247930 |
| Conservation Pool: | 1421.60 | 4.29 | 151787 | 4.72 | 167073 |
| Inactive Pool: | 1392.90 | 0.43 | 15286 | 0.43 | 15286 |
Streambed Elevation: 1368.00 feet.
Top of Dam Elevation: 1454.00 feet.
* Values in the above "inches of runoff" column are based on a contributing drainage area of 664.0 square miles.
Longitude: -97° 47' 36 Latitude: 37° 43' 36
Map of Cheney Lake Dam
Links for More Information
Graphs
of Measured and Calculated Lake Parameters
Cheney Lake
Go to Tulsa District Water Control Home Page.
Disclaimer:These pages are subject to change.Last Page Update: Thursday, 12 Feb 2026 09:34