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CPLO2 : Copan Lake

COPA Status Image

Current Readings

  • 4.14 ft ABOVE normal
  • Pool elevation is 714.14 feet on 24APR2025 08:00 hours.
  • At this elevation the total amount of water stored in Copan Lake is 55289 acre-feet.
  • Reservoir release is 1557 cubic feet per second on Thursday 24Apr2025 08:00.
  • Flood pool is 11.21% full.
  • Flood pool storage filled is 20643 acre-feet which is equivalent to 0.77 inches of runoff over the entire drainage basin.
  • Flood pool storage empty is 163431 acre-feet which is equivalent to 6.07 inches of runoff over the entire drainage basin.

Gate Change

Conditions at the time of Gate Change
  • Tuesday, 22 Apr 2025 0820
    • Pool Elevation = 713.61 feet.
    • Total Release = 1534 (cfs)
      • Gate Release = 1534 (cfs)
    • Gate Settings:
      • 3 Tainter Gates open 0.5 FT
      • 1 Low Flow Gates open 10.0 PERCENT

Evaporation Data

  • 0.230 inches - 24APR2025 @ 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

Graphs

of Measured and Calculated Lake Parameters
View 24H and 7Day Graphs (Enlarged)
Lake Graph
Elevation
Tailwater
Precipitation
In Flow
Out Flow
Storage

Copan Lake near Copan, OK


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Disclaimer:These pages are subject to change.Last Page Update: Thursday, 24 Apr 2025 08:32