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IndianaReservoir, 11,112 acres

Lake Monroe water level

Lake Monroe, Indiana
Photo: Doc Searls, CC BY 2.0

Current level

537.71ft NGVD29

Reading from Oct 26, 2026

Past 24 hours
-0.01ft
Past 7 days
-0.12ft
Past 30 days
-0.41ft
Trend
Falling

Lake Monroe was at 537.71 ft on October 26, falling 0.12 ft over the past week.

Last 30 days

537.5538.0Sep 25Oct 10Oct 25

Recent daily readings

Lake Monroe daily mean water level, newest first
DateLevel (ft NGVD29)Change
Oct 25, 2026537.72-0.02
Oct 24, 2026537.74-0.02
Oct 23, 2026537.76-0.02
Oct 22, 2026537.78-0.01
Oct 21, 2026537.79-0.02
Oct 20, 2026537.81-0.02
Oct 19, 2026537.83-0.02
Oct 18, 2026537.85-0.03
Oct 17, 2026537.88-0.04
Oct 16, 2026537.92+0.04
Oct 15, 2026537.88+0.05
Oct 14, 2026537.83+0.02
Oct 13, 2026537.81-0.02
Oct 12, 2026537.83-0.01

Reading these numbers

Readings are elevations in feet above the National Geodetic Vertical Datum of 1929 (NGVD29), the reference most older dam and lake charts use. If you compare with a newer chart in NAVD88, expect a difference of a few feet. Our glossary explains NGVD29 vs NAVD88.

On a reservoir, a few feet of drop changes the shoreline more than you would think. Low water exposes stumps, sandbars and old roadbeds that are normally well under the hull, and some ramps end before the water does.

High water brings its own problems: floating debris after storms, flooded docks and courtesy piers, and no-wake rules near flooded campgrounds. A quick look at the trend before you hitch up saves a wasted trip.

The gauge is about 5 miles from the center of the lake and is listed by USGS as Monroe Lake near Harrodsburg, IN. Wind can pile water up at one end of a big lake for a few hours, so short spikes on a windy day are normal.

Lake Monroe water level questions

What is the water level at Lake Monroe today?

Lake Monroe was at 537.71 ft on October 26, falling 0.12 ft over the past week.

Is Lake Monroe rising or falling?

Over the last seven days the level has fallen (-0.12 ft), and it is -0.41 ft compared with 30 days ago.

Where does the Lake Monroe water level data come from?

From the U.S. Geological Survey, gauge 03372400 (Monroe Lake near Harrodsburg, IN). USGS publishes provisional readings every 15 to 60 minutes; they can be revised later after quality checks.

How often is this page updated?

The page itself is rebuilt every day with the latest daily values, and the current reading refreshes straight from the USGS each time you open it.

Nearby lakes

If Monroe is blown out, these are the closest alternatives. Tap through for their water levels.