2127.63 ft project datum
level 0.4 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 COEI.Elev-Forebay.Inst.0.0.CBT-RAW) and updates live when you load this page.
Coeur d'Alene Lake through the year
The band is the lake's own normal: where the level has run on each calendar day, 1994–2026. 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.
- 1997 (wettest on record)
- 2024 (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 | 2128.00 ft project datum · per Avista (Post Falls Dam, FERC 2545) full-pool reference |
|---|---|
| Gauge | USACE series COEI.Elev-Forebay.Inst.0.0.CBT-RAW · U.S. Army Corps of Engineers Access to Water data |
| Datum | project datum — Summer full pool 2,128 ft held by Avista until after Labor Day (winter drawdown to ~2,122.5). CWMS COEI value matches USGS 12415500 stage (27.63 ft) + 2,100 exactly. CBT feed lags ~1 day. |
| 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 Coeur d'Alene Lake right now?
Coeur d'Alene Lake is at 2127.63 ft (project datum) as of August 15, 2026 — 0.4 ft below full pool — unusually low for mid-August
Is Coeur d'Alene Lake full?
Not quite — at 2127.63 ft, Coeur d'Alene Lake is 0.4 ft below its full pool of 2128.00 ft (project datum).
What is full pool for Coeur d'Alene Lake?
Full pool (the conservation pool) for Coeur d'Alene Lake is 2128.00 ft project datum, per Avista (Post Falls Dam, FERC 2545) full-pool reference. Levels above it use flood storage; levels below it are drawdown.