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PENO2 : Pensacola (Grand Lake)

PENS Status Image

Current Readings

  • 5.77 ft ABOVE normal
  • Pool elevation is 749.77 feet on 14JUN2025 20:00 hours.
  • At this elevation the total amount of water stored in Pensacola (Grand Lake) is 1665435 acre-feet.
  • Reservoir release is 26322 cubic feet per second on Saturday 14Jun2025 20:00.
  • Flood pool is 49.05% full.
  • Flood pool storage filled is 272547 acre-feet which is equivalent to 0.5 inches of runoff over the entire drainage basin.
  • Flood pool storage empty is 283109 acre-feet which is equivalent to 0.52 inches of runoff over the entire drainage basin.

Gate Change

Conditions at the time of Gate Change
  • Wednesday, 11 Jun 2025 1045
    • Pool Elevation = 750.35 feet.
    • Total Release = 27530 (cfs)
      • Gate Release = 14023 (cfs)
      • Turbine Release = 13507 (cfs)
    • Gate Settings:
      • 3 Auxillary Tainter Gates open 15.0 FT
      • 1 Tainter Gates open 2.0 FT

Evaporation Data

  • 0.112 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: 755.00 1.01 555656 3.55 1948543
Conservation Pool: * 744.00 1.87 1026046 2.54 1392887
Inactive Pool: 705.00 0.67 366840 0.67 366840

Streambed Elevation: 610.00 feet.
Top of Dam Elevation: 757.00 feet.
* Project has seasonal conservation pool.
* Values in the above "inches of runoff" column are based on a contributing drainage area of 10298.0 square miles.
Longitude: -95° 2' 21.33 Latitude: 36° 28' 19.65
Map of Pensacola (Grand 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

Grand Lake O' the Cherokees (Pensacola) at Langley, OK


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Disclaimer:These pages are subject to change.Last Page Update: Saturday, 14 Jun 2025 21:02