705.50 ft NGVD29
level 0.5 ft below full pool — typical for mid-August
Reading comes straight from U.S. Geological Survey National Water Information System (USGS gauge 06922440) and updates live when you load this page.
Truman Lake through the year
The band is the lake's own normal: where the level has run on each calendar day, 2003–2026. The summer drawdown — and how this year sits in it — shows up without reading a single number.
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.
- 2019 (wettest on record)
- 2023 (driest on record)
- 2025 (last year)
- 2026 (this year)
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 | 706.02 ft NGVD29 · per USACE Kansas City District (NWK) full-pool reference |
|---|---|
| Gauge | USGS gauge 06922440 · U.S. Geological Survey National Water Information System |
| Datum | NGVD29 — USGS 00065 gage height reads pool elevation directly (gage datum 0, NGVD29 per USACE A2W metadata); 62614 series ended 2005. Top of conservation 706.02 ft from USACE water portal (HAST). |
| Last verified | August 15, 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 Truman Lake right now?
Truman Lake is at 705.50 ft (NGVD29) as of August 15, 2026 — 0.5 ft below full pool — typical for mid-August
Is Truman Lake full?
Not quite — at 705.50 ft, Truman Lake is 0.5 ft below its full pool of 706.02 ft (NGVD29).
What is full pool for Truman Lake?
Full pool (the conservation pool) for Truman Lake is 706.02 ft NGVD29, per USACE Kansas City District (NWK) full-pool reference. Levels above it use flood storage; levels below it are drawdown.