Great Miami River at Miamisburg OH

Montgomery County, Ohio · USGS gauge 03271500 · NWS MMGO1 · Great Miami River flood status · Ohio river levels

Nearby: river levels near Dayton · river levels near Miamisburg

Is Great Miami River at Miamisburg OH flooding right now?

Great Miami River at Miamisburg OH measured 4.53 ft on 2026-09-11 01:30:00 UTC. That observation was 11.5 ft below its 16 ft flood stage. This is the latest available reading, not a guarantee of current conditions.

Gauge height
4.53 ft
as of 64 min ago
Streamflow
1,600 cfs
data refreshed 2 min ago

Minor flooding here begins at 16 ft, with major flooding at 27 ft. The highest crest on record was 20.65 ft on Wed, Jan 21, 1959.

Flood forecast

NWS forecast, issued 13 hours ago. Forecasts are issued for select river points and update through the day.

Flood stages at this gauge

CategoryStageCurrent distance
Action12 ft7.5 ft below
Minor flood16 ft11.5 ft below
Moderate flood23 ft18.5 ft below
Major flood27 ft22.5 ft below

New to these numbers? What does flood stage mean? · How to read a river gauge · Why is the river rising?

Highest crests on record

StageDate
20.65 ft1959-01-21
19.36 ft1963-03-06
18.15 ft2005-01-07
17.9 ft2013-12-23
17.04 ft2025-04-07

Nearby gauges

GaugeDistanceCounty
Great Miami River below Miamisburg OH2.6 miMontgomery County
G Miami River at Sellars Rd at West Carrollton OH4.3 miMontgomery County
Holes Creek near Kettering OH5.0 miMontgomery County
Great Miami River at Franklin OH5.7 miWarren County
Twin Creek near Germantown OH6.1 miMontgomery County
Provisional data: Real-time readings are provisional and subject to revision by the USGS — sensors can be affected by ice, debris, or equipment malfunction. Do not rely on this site for decisions involving personal safety; follow official guidance from the National Weather Service and local authorities.

Sources: USGS monitoring location · NWS gauge & forecast