Meramec River near Sullivan, MO
Is Meramec River near Sullivan, MO flooding right now?
Meramec River near Sullivan, MO measured 3.11 ft on 2026-09-22 23:30:00 UTC. That observation was 7.9 ft below its 11 ft flood stage. This is the latest available reading, not a guarantee of current conditions.
Gauge height
3.11 ft
Streamflow
314 cfs
Minor flooding here begins at 11 ft, with major flooding at 29 ft. The highest crest on record was 36.52 ft on Mon, May 1, 2017.
Streamflow outlook
Flood stages at this gauge
| Category | Stage | Current distance |
|---|---|---|
| Action | 9 ft | 5.9 ft below |
| Minor flood | 11 ft | 7.9 ft below |
| Moderate flood | 20 ft | 16.9 ft below |
| Major flood | 29 ft | 25.9 ft below |
Highest crests on record
| Stage | Date |
|---|---|
| 36.52 ft | 2017-05-01 |
| 33.5 ft | 1915-08-01 |
| 32.22 ft | 1982-12-04 |
| 32 ft | 1945-06-09 |
| 31.69 ft | 2008-03-20 |
Nearby gauges
| Gauge | Distance | County |
|---|---|---|
| Huzzah Creek near Steelville, MO | 13.7 mi | Crawford County |
| Meramec River near Steelville, MO | 17.6 mi | Crawford County |
| Bourbeuse River at Union, MO | 20.6 mi | Franklin County |
| Big River near Richwoods, MO | 21.8 mi | Jefferson County |
| Bourbeuse River near High Gate, MO | 25.6 mi | Phelps County |
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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.