Rivers in Ohio

Black Fork Mohican River at Loudonville

Ashland County, OhioNWS LDVO1USGS 03131500Brooklyn Heights office

Below flood stage
3.94ftStage

Observed Thu, Sep 24, 5:45 AM EDT

Flood stage
10.00 ft
Record crest
11.81 ft2026

Open the live map with the river flood outlook

Flood stages and impacts

CategoryStage
Major flood15.00 ft
Moderate flood11.00 ft
Minor flood10.00 ft
Action9.00 ft
  1. 18.00 ftWally Road and adjacent campgrounds flooded. Both the Loudonville Water Department and Sewage Treatment Plant flooded.
  2. 17.00 ftSeveral campgrounds along the Black Fork will be flooded. Significant evacuations will be needed. Wally Road inundated and impassable. Loudonville sewage treatment plant will be threatened.
  3. 15.00 ftWally Road will become inundated. Several campgrounds adjacent to the river will be flooded.
  4. 11.00 ftCampgrounds along Walley Road will begin to inundate. Evacuations may be necessary.
  5. 10.00 ftMohican River will be at bankful through much of Loudonville. Some low lying campgrounds near the river could see some minor inundation.

Crest history

9 crests on NOAA’s list since 2013.

#DateStage
1April 5, 202611.81 ft
2July 10, 201311.56 ft
3May 10, 202111.47 ft
4April 4, 201811.05 ft
5April 6, 202510.95 ft
6June 17, 201910.55 ft
7November 19, 201710.31 ft
8January 13, 201710.28 ft
9January 13, 201710.01 ft

Most recent crests

  • April 5, 2026: 11.81 ft
  • April 6, 2025: 10.95 ft
  • May 10, 2021: 11.47 ft
  • June 17, 2019: 10.55 ft
  • April 4, 2018: 11.05 ft
  • November 19, 2017: 10.31 ft
  • January 13, 2017: 10.28 ft
  • January 13, 2017: 10.01 ft
  • July 10, 2013: 11.56 ft

Nearby

Upstream, downstream and the gauges around this one.

What this means

Forecasts by the Ohio River Forecast Center. Forecasts are not available. Only observed stages are available for this point.

Sources

Stage, flood stages, impacts and crest history from NOAA’s National Water Prediction Service. Streamflow and the daily record from the U.S. Geological Survey.