Georgia · USACE Mobile District

Lake Allatoona water level

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

FULL POOL 836 838 840
Elevation, feet (USACE project datum (ft msl))

as of August 14, 2026

840.79 ft USACE project datum (ft msl)

level 0.8 ft above full pool — unusually high for mid-August

Reading comes straight from U.S. Geological Survey National Water Information System (USGS gauge 02393500) and updates live when you load this page.


Lake Allatoona through the year

The band is the lake's own normal: where the level has run on each calendar day, 1989–2026. The summer drawdown — and how this year sits in it — shows up without reading a single number.

full pool 830 840 JFMAMJJASOND
Median and normal range by day of year, 1989–2026 · elevation, feet (USACE project datum (ft msl))

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 820 830 840 850 JFMAMJJASOND
  • 2009 (wettest on record)
  • 2008 (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 840.00 ft USACE project datum (ft msl) · per USACE Mobile District full-pool reference
Gauge USGS gauge 02393500 · U.S. Geological Survey National Water Information System
Datum USACE project datum (ft msl) — CWMS Top of Conservation is seasonal 823-840 ft; 840 is summer full pool (winter guide 823).
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 Lake Allatoona right now?

Lake Allatoona is at 840.79 ft (USACE project datum (ft msl)) as of August 14, 2026 — 0.8 ft above full pool — unusually high for mid-August

Is Lake Allatoona full?

Yes and then some — at 840.79 ft, Lake Allatoona is 0.8 ft above its full pool of 840.00 ft (USACE project datum (ft msl)), using flood storage.

What is full pool for Lake Allatoona?

Full pool (the conservation pool) for Lake Allatoona is 840.00 ft USACE project datum (ft msl), per USACE Mobile District full-pool reference. Levels above it use flood storage; levels below it are drawdown.