Mahoning River at Lowellville OH

Mahoning County, Ohio · USGS gauge 03099500 · NWS LLWO1 · Mahoning River flood status · Ohio river levels

Is Mahoning River at Lowellville OH flooding right now?

Mahoning River at Lowellville OH measured 3.07 ft on 2026-09-11 01:00:00 UTC. No NWS minor flood stage is published for this gauge. Its action level is 10 ft; action level is not flood stage.

Gauge height

3.07 ft

as of 65 min ago

Streamflow

804 cfs

data refreshed 4 min ago

The highest crest on record was 17.8 ft on Wed, Mar 26, 1913.

Streamflow outlook

NOAA National Water Model forecast, issued 14 hours ago. The NWM models discharge for every river reach in the country, including the many gauges the National Weather Service does not forecast individually. It is a model, not an official NWS river forecast, and it predicts flow rather than water level.

Flood stages at this gauge

Category	Stage	Current distance
Action	10 ft	6.9 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

Stage	Date
17.8 ft	1913-03-26
13.73 ft	1946-05-27
11.95 ft	1952-01-27
11.45 ft	1956-05-13

Last 7 days

Past 7 days · 2.88–4.56 ft

Nearby gauges

Gauge	Distance	County
Crab Creek at Youngstown OH	7.3 mi	Mahoning County
Mill Creek at Shields Rd. at Boardman OH	7.7 mi	Mahoning County
Mahoning River above West Ave at Youngstown OH	8.2 mi	Mahoning County
Mill Creek at Price Rd. at Youngstown OH	8.4 mi	Mahoning County
Mill Creek at Youngstown OH	8.4 mi	Mahoning 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