BIRO2 : Birch Lake
Current Readings
- 0.78 ft ABOVE normal
- Pool elevation is 751.28 feet on 10JUL2026 20:00 hours.
- At this elevation the total amount of water stored in Birch Lake is 18726 acre-feet.
- Reservoir release is 8 cubic feet per second on Friday 10Jul2026 20:00.
- Flood pool is 1.93% full.
- Flood pool storage filled is 759 acre-feet which is equivalent to 0.22 inches of runoff over the entire drainage basin.
- Flood pool storage empty is 38532 acre-feet which is equivalent to 10.95 inches of runoff over the entire drainage basin.
Gate Change
Conditions at the time of Gate Change- Thursday, 09 Jul 2026 1130
- Pool Elevation = 751.41 feet.
- Total Release = 8 (cfs)
- Gate Release = 8 (cfs)
- Unregulated Release = 0 (cfs)
- Gate Settings:
- 1 Low Flow Gates open 22.0 PERCENT
Evaporation Data
- 0.251 inches - 10JUL2026 @ 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: | 774.00 | 11.16 | 39291 | 16.26 | 57258 |
| Conservation Pool: | 750.50 | 4.23 | 14893 | 5.10 | 17967 |
| Inactive Pool: | 730.00 | 0.87 | 3074 | 0.87 | 3074 |
Streambed Elevation: 698.00 feet.
Top of Dam Elevation: 795.00 feet.
* Values in the above "inches of runoff" column are based on a contributing drainage area of 66.0 square miles.
Longitude: -96° 9' 45 Latitude: 36° 32' 5
Map of Birch Lake Dam
Links for More Information
Graphs
of Measured and Calculated Lake Parameters
Birch Lake near Barnsdall, OK
Go to Tulsa District Water Control Home Page.
Disclaimer:These pages are subject to change.Last Page Update: Friday, 10 Jul 2026 21:02