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Black Fork Mohican River at Loudonville

Highest listed crest 11.81 ftFlood stage 10.0 ft8 crests since 2013

The Black Fork Mohican River at Loudonville crested above flood stage 8 times among the 8 crests the National Weather Service lists from 2013 to 2026. The highest, 11.81 ft on April 5, 2026, was moderate flooding, 1.81 feet above flood stage.

The gauge

Highest listed crest
11.81 ft
April 5, 2026; 5,136 cubic feet per second
Flood stage
10.0 ft
Major flooding from 15.0 ft
Crests at major
0
8 above flood stage
Most recent flood crest
April 5, 2026
11.81 ft, moderate flooding
Location
Ashland County
Ohio

Flood stages

The thresholds the National Weather Service uses for this gauge today, and how many listed crests reached each.

Flood categories, Black Fork Mohican River at Loudonville
Action stage9.00—The level at which the NWS or its partners begin to take action
Flood stage (minor)10.04Apr 6, 2025Minimal or no property damage, but possibly some public threat
Moderate flood stage11.04Apr 5, 2026Some inundation of structures and roads near the stream
Major flood stage15.00—Extensive inundation of structures and roads

Every listed crest

8 crests from 2013 to 2026. Filled: at or above flood stage. Hover a crest for its date and stage.

Listed crests at the Black Fork Mohican River at Loudonville, 2013 to 2026 101112131415ft Flood stage 10.0 ftMajor 15.0 ft Jul 10, 2013: 11.56 ft, moderate flooding; 4,800 cubic feet per secondJan 13, 2017: 10.28 ft, minor flooding; 3,363 cubic feet per secondNov 19, 2017: 10.31 ft, minor flooding; 3,392 cubic feet per secondApr 4, 2018: 11.05 ft, moderate flooding; 4,161 cubic feet per secondJun 17, 2019: 10.55 ft, minor flooding; 3,629 cubic feet per secondMay 10, 2021: 11.47 ft, moderate flooding; 4,684 cubic feet per secondApr 6, 2025: 10.95 ft, minor flooding; 4,047 cubic feet per secondApr 5, 2026: 11.81 ft, moderate flooding; 5,136 cubic feet per second Highest, 11.81 ft, Apr 5, 2026 201520202025

Crests at or above flood stage, by decade

Crests at or above flood stage per decade, Black Fork Mohican River at Loudonville 2010s: 5 5 2020s: 3 2010s2020s
  1. These are the crests the local National Weather Service office lists for the gauge: the highest on record and recent crests. Lesser floods between them may be missing, so counts by decade are a floor.
  2. Categories use today's flood stages. Levees, dams and channel changes since a crest can make old and new stages not directly comparable.

Highest crests

Highest listed crests, Black Fork Mohican River at Loudonville
1Apr 5, 202611.81+1.81Moderate5,136
2Jul 10, 201311.56+1.56Moderate4,800
3May 10, 202111.47+1.47Moderate4,684
4Apr 4, 201811.05+1.05Moderate4,161
5Apr 6, 202510.95+0.95Minor4,047
6Jun 17, 201910.55+0.55Minor3,629
7Nov 19, 201710.31+0.31Minor3,392
8Jan 13, 201710.28+0.28Minor3,363

The worst floods along the Black Fork Mohican River

For this gauge's highest crests, the other gauges on the Black Fork Mohican River that crested above flood stage within a week.

May 10, 2021: 11.47 ft here, moderate flooding

  • ShelbyOH · May 10, 2021 · 16.35 ft · Minor · its highest

Gauges on the Black Fork Mohican River

In USGS station-number order, which runs downstream within a river basin.

Flood gauges on the Black Fork Mohican River
ShelbyOH15.516.35 ft, May 10, 20210
Loudonville this gaugeOH10.011.81 ft, Apr 5, 20260

Ashland County: every hazard · River floods across the country · Ohio

NOAA National Water Prediction Service, gauge LDVO1, retrieved October 30, 2026. Stages in feet on the gauge's own datum, not elevation. Crests are as the National Weather Service lists them; preliminary values may be revised.