651.88 ft USACE project datum (ft msl)
level 8.1 ft below full pool — unusually low for mid-August
Reading comes straight from U.S. Geological Survey National Water Information System (USGS gauge 02187010) and updates live when you load this page.
Lake Hartwell through the year
The band is the lake's own normal: where the level has run on each calendar day, 2005–2026. 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.
- 2020 (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 | 660.00 ft USACE project datum (ft msl) · per USACE Savannah District full-pool reference |
|---|---|
| Gauge | USGS gauge 02187010 · U.S. Geological Survey National Water Information System |
| Datum | USACE project datum (ft msl) — CWMS Top of Conservation seasonal 656-660 ft; 660 is summer full pool. |
| 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 Hartwell right now?
Lake Hartwell is at 651.88 ft (USACE project datum (ft msl)) as of August 14, 2026 — 8.1 ft below full pool — unusually low for mid-August
Is Lake Hartwell full?
Not quite — at 651.88 ft, Lake Hartwell is 8.1 ft below its full pool of 660.00 ft (USACE project datum (ft msl)).
What is full pool for Lake Hartwell?
Full pool (the conservation pool) for Lake Hartwell is 660.00 ft USACE project datum (ft msl), per USACE Savannah District full-pool reference. Levels above it use flood storage; levels below it are drawdown.