
Current Readings
- 15.06 ft ABOVE normal
- Pool elevation is 725.06 feet on 05JUL2025 15:00 hours.
- At this elevation the total amount of water stored in Copan Lake is 139534 acre-feet.
- Reservoir release is 1634 cubic feet per second on Saturday 05Jul2025 15:00.
- Flood pool is 56.98% full.
- Flood pool storage filled is 104888 acre-feet which is equivalent to 3.89 inches of runoff over the entire drainage basin.
- Flood pool storage empty is 79186 acre-feet which is equivalent to 2.94 inches of runoff over the entire drainage basin.
Gate Change
Conditions at the time of Gate Change- Wednesday, 02 Jul 2025 1230
- Pool Elevation = 725.76 feet.
- Total Release = 1653 (cfs)
- Gate Release = 1653 (cfs)
- Gate Settings:
- 1 Tainter Gates open 0.25 FT
- 2 Tainter Gates open 0.5 FT
Evaporation Data
- 0.258 inches - 05JUL2025 @ 07:00
Reservoir Data
Elevation | Incremental Storage | Cumulative Storage | |||
---|---|---|---|---|---|
(feet) | (inches of runoff)* | (acre-feet) | (inches of runoff)* | (acre-feet) | |
Surcharge Pool: | 738.00 | 3.24 | 87269 | 11.35 | 305990 |
Flood Control Pool: | 732.00 | 6.83 | 184074 | 8.11 | 218720 |
Conservation Pool: | 710.00 | 1.26 | 34001 | 1.28 | 34645 |
Inactive Pool: | 687.50 | 0.02 | 644 | 0.02 | 644 |
Streambed Elevation: 672.00 feet.
Top of Dam Elevation: 745.00 feet.
* Values in the above "inches of runoff" column are based on a contributing drainage area of 505.0 square miles.
Longitude: -95° 58' 17 Latitude: 36° 53' 8
Map of Copan Lake Dam
Links for More Information
Graphs
of Measured and Calculated Lake ParametersCopan Lake near Copan, OK
Go to Tulsa District Water Control Home Page.
Disclaimer:These pages are subject to change.Last Page Update: Saturday, 05 Jul 2025 15:31