Chariton River at Rathbun Reservoir

Highest listed crest 927.16 ftFlood stage 926.0 ft2 crests since 1993

The Chariton River at Rathbun Reservoir crested above flood stage 1 time among the 2 crests the National Weather Service lists from 1993 to 2002. The highest, 927.16 ft on July 28, 1993, was minor flooding, 1.16 feet above flood stage.

The gauge

Highest listed crest: 927.16 ft; July 28, 1993
Flood stage: 926.0 ft; No major stage set
Crests at major: 0; 1 above flood stage
Most recent flood crest: July 28, 1993; 927.16 ft, minor flooding
Location: Appanoose County; Iowa
Identifiers: NWS RADI4; USGS 06903880

Flood stages

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

Flood categories, Chariton River at Rathbun Reservoir

Flood stage (minor)	926.0	1	Jul 28, 1993	Minimal or no property damage, but possibly some public threat

Every listed crest

2 crests from 1993 to 2002. Filled: at or above flood stage. Hover a crest for its date and stage.

Crests at or above flood stage, by decade

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.
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, Chariton River at Rathbun Reservoir

1	Jul 28, 1993	927.16	+1.16	Minor	—
2	May 17, 2002	910.39	−15.61	Below flood stage	—

Gauges on the Chariton River

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

Flood gauges on the Chariton River

Chariton	IA	19.5	29.32 ft, Sep 15, 1992	1
Rathbun Reservoir this gauge	IA	926.0	927.16 ft, Jul 28, 1993	0
Moulton	IA	36.0	45.00 ft, Jun 1, 1947	1
Novinger	MO	20.0	28.60 ft, Jun 1, 1917	12
Prairie Hill	MO	15.0	24.26 ft, May 31, 2019	23

Other gauges in Appanoose County

Flood gauges in Appanoose County

Moulton	36.0	45.00 ft, Jun 1, 1947	1

Appanoose County: every hazard · River floods across the country · Iowa

NOAA National Water Prediction Service, gauge RADI4, 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.