495.20 ft NGVD29
level 0.2 ft above full pool — typical for mid-August
Reading comes straight from U.S. Army Corps of Engineers Access to Water data (USACE series Rough.Elev.Inst.0.0.lrldlb-rev) and updates live when you load this page.
Rough River 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.
- 2008 (wettest on record)
- 2026 (driest on record)
- 2025 (last 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 | 495.00 ft NGVD29 · per USACE Louisville District full-pool reference |
|---|---|
| Gauge | USACE series Rough.Elev.Inst.0.0.lrldlb-rev · U.S. Army Corps of Engineers Access to Water data |
| Datum | NGVD29 — CWMS LRL project datum NGVD29 matches USGS 62614. Top of Conservation 495.0 ft (winter 470). |
| 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 Rough River Lake right now?
Rough River Lake is at 495.20 ft (NGVD29) as of August 15, 2026 — 0.2 ft above full pool — typical for mid-August
Is Rough River Lake full?
Yes and then some — at 495.20 ft, Rough River Lake is 0.2 ft above its full pool of 495.00 ft (NGVD29), using flood storage.
What is full pool for Rough River Lake?
Full pool (the conservation pool) for Rough River Lake is 495.00 ft NGVD29, per USACE Louisville District full-pool reference. Levels above it use flood storage; levels below it are drawdown.