982.86 ft NAVD88
level Current reading shown; this gauge's public record is too short for seasonal comparisons.
Reading comes straight from U.S. Army Corps of Engineers Access to Water data (USACE series MJKirwan-Lake.Elev.Inst.1Hour.0.RESOPS) and updates live when you load this page.
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 | not published by the operator |
|---|---|
| Gauge | USACE series MJKirwan-Lake.Elev.Inst.1Hour.0.RESOPS · U.S. Army Corps of Engineers Access to Water data |
| Datum | NAVD88 |
| Last verified | August 20, 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 Michael J. Kirwan Reservoir right now?
Michael J. Kirwan Reservoir is at 982.86 ft (NAVD88) as of August 20, 2026 — Current reading shown; this gauge's public record is too short for seasonal comparisons.
Is Michael J. Kirwan Reservoir full?
USACE Pittsburgh District doesn't publish a conservation-pool figure for Michael J. Kirwan Reservoir, so this page shows the latest reading straight from the gauge.
What is full pool for Michael J. Kirwan Reservoir?
USACE Pittsburgh District doesn't publish a single conservation-pool elevation for Michael J. Kirwan Reservoir. The reading above comes straight from the operator's gauge.