BIGK1 : Big Hill Lake
Current Readings
- 0.37 ft ABOVE normal
- Pool elevation is 858.37 feet on 14JUN2025 20:00 hours.
- At this elevation the total amount of water stored in Big Hill Lake is 23776 acre-feet.
- Reservoir release is 38 cubic feet per second on Saturday 14Jun2025 20:00.
- Flood pool is 3.38% full.
- Flood pool storage filled is 415 acre-feet which is equivalent to 0.21 inches of runoff over the entire drainage basin.
- Flood pool storage empty is 11872 acre-feet which is equivalent to 6.02 inches of runoff over the entire drainage basin.
Gate Change
Conditions at the time of Gate Change- Wednesday, 01 Apr 2020 1645
- Pool Elevation = 858.07 feet.
- Total Release = 5 (cfs)
- Gate Release = 0 (cfs)
- Unregulated Release = 5 (cfs)
- Auxillary Unregulated Release = 0 (cfs)
- Gate Settings:
- All CLOSED
Evaporation Data
- 0.178 inches - 14JUN2025 @ 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: | 867.50 | 6.23 | 12287 | 18.07 | 35648 |
| Conservation Pool: | 858.00 | 11.74 | 23171 | 11.84 | 23360 |
| Inactive Pool: | 814.00 | 0.10 | 188 | 0.10 | 188 |
Streambed Elevation: 801.00 feet.
Top of Dam Elevation: 884.00 feet.
* Values in the above "inches of runoff" column are based on a contributing drainage area of 37.0 square miles.
Longitude: -95° 28' 12 Latitude: 37° 16' 12
Map of Big Hill Lake Dam
Links for More Information
Graphs
of Measured and Calculated Lake Parameters
Big Hill Lake
Go to Tulsa District Water Control Home Page.
Disclaimer:These pages are subject to change.Last Page Update: Saturday, 14 Jun 2025 20:32