Oklahoma · Bureau of Reclamation / Central Oklahoma Master Conservancy District

Lake Thunderbird water level

Today's reading against full pool and Lake Thunderbird's own seasonal history.

FULL POOL 1034 1036 1038 1040
Elevation, feet (NGVD29)

as of August 20, 2026

1037.24 ft NGVD29

level 1.8 ft below full pool — unusually low for mid-August

Reading comes straight from U.S. Army Corps of Engineers Access to Water data (USACE series THUN.Elev.Inst.1Hour.0.Ccp-Rev) and updates live when you load this page.


Lake Thunderbird through the year

The band is the lake's own normal: where the level has run on each calendar day, 2014–2026. The summer drawdown — and how this year sits in it — shows up without reading a single number.

full pool 1040 1045 JFMAMJJASOND
Median and normal range by day of year, 2014–2026 · elevation, feet (NGVD29)

This year vs the years that matter

This year's trace against last year and the driest and wettest years on record — the drought-context question every lake regular asks.

full pool 1040 1045 JFMAMJJASOND
  • 2026 (this year)
  • 2025 (last year, wettest on record)
  • 2022 (driest on record)

Full pool, datum, and the gauge

"Full pool" here means the conservation pool — the level the lake is designed to hold for water supply and recreation, not the flood-control space above it. The full explainer covers flood pool and dead pool too.

Full pool 1039.00 ft NGVD29 · per Bureau of Reclamation / Central Oklahoma Master Conservancy District full-pool reference
Conservation capacity 105,943 acre-feet · per Bureau of Reclamation / Central Oklahoma Master Conservancy District capacity reference
Gauge USACE series THUN.Elev.Inst.1Hour.0.Ccp-Rev · U.S. Army Corps of Engineers Access to Water data
Datum NGVD29 — 1039 ft is the district's top of conservation pool figure, in the same NGVD29 datum as the gauge.
Last verified August 20, 2026

LakeDates reports lake level, not ramp status. Whether a given ramp or marina is usable at this level varies ramp by ramp — call the marina before you tow.

Quick answers

How full is Lake Thunderbird right now?

Lake Thunderbird is at 1037.24 ft (NGVD29) as of August 20, 2026 — 1.8 ft below full pool — unusually low for mid-August

Is Lake Thunderbird full?

Not quite — at 1037.24 ft, Lake Thunderbird is 1.8 ft below its full pool of 1039.00 ft (NGVD29).

What is full pool for Lake Thunderbird?

Full pool (the conservation pool) for Lake Thunderbird is 1039.00 ft NGVD29, per Bureau of Reclamation / Central Oklahoma Master Conservancy District full-pool reference. Levels above it use flood storage; levels below it are drawdown.