TornadoLiveMap

Mad River near Dayton — water level right now

Greene County, Ohio · NWS gauge MRDO1
Loading the latest reading…
–
current stage (ft)
 
25
minor flood stage
 
32
record crest
set 1959-01-23
–
flood status
official NWS category
Official NOAA forecast → USGS data → Full US flood map →

Flood stages at this gauge

Where the water stands right now against the four official thresholds:

action · 15
minor · 25
moderate · 32
major · 52
Flood stageLevel (ft)What it means
Major flood stage52extensive inundation and significant evacuations — a serious event
Moderate flood stage32some buildings and roads inundated; evacuations possible
Minor flood stage25low-lying roads and fields near the river start to flood
Action stage15water is approaching flood level — time to pay attention

Highest floods on record here

#Crest (ft)Datevs. minor flood stage
1321959-01-23+7 above
228.21929-02-26+3.2 above
327.11963-03-05+2.1 above
4241937-01-211 below
523.81952-01-271.2 below
622.81937-01-152.2 below
722.31948-02-142.7 below
8211924-03-294 below
920.71964-03-104.3 below
1020.21959-02-114.8 below
11201947-06-035 below
1219.81924-06-095.2 below

Historic crests recorded at this gauge by the National Weather Service — the 12 highest on file.

Where this gauge is

The marker is this gauge; nearby gauges load live and are clickable.

Nearby river gauges

Great Miami River at Dayton 6 mi away · loading… Great Miami River near Taylorsville 7 mi away · loading… Little Miami River near Oldtown 9 mi away · loading… Massies Creek at Wilberforce 12 mi away · loading… Stillwater River above Englewood 12 mi away · loading… Mad River near Springfield 14 mi away · loading…

Gauge details

NWS gauge IDMRDO1
USGS site03270000
CountyGreene
StateOhio
NWS forecast officeWilmington
River forecast centerOhio River Forecast Center
Coordinates39.797, -84.089
Time zoneEST5EDT
Turn Around, Don't Drown. Six inches of moving water can knock you off your feet and twelve inches can float a car. Never drive around barricades or into water of unknown depth — most flood deaths happen in vehicles.

Questions about Mad River near Dayton

Is Mad River near Dayton flooding right now?

The live reading at the top of this page answers that: the gauge is compared against its official NWS flood stages every 15 minutes. Minor flooding at this gauge begins at 25 ft. Blue means normal, yellow is action stage, orange minor, red moderate and dark red major flooding.

What is flood stage for Mad River near Dayton?

major flood stage 52 ft, moderate flood stage 32 ft, minor flood stage 25 ft, action stage 15 ft. These are official National Weather Service thresholds set specifically for this gauge, not generic values.

What is the record flood at Mad River near Dayton?

The highest crest on file at this gauge is 32 ft, reached on 1959-01-23 — that is 7 ft above minor flood stage. The full list of the highest crests is in the table on this page.

Where does this data come from?

From the NOAA National Water Prediction Service, the official U.S. river gauge network — a U.S. government work in the public domain. Live stage is refreshed every 15 minutes; flood thresholds and historic crests are refreshed monthly. For life-safety decisions follow NWS Wilmington and local emergency management.