Meramec River at Arnold, MO
Gauge height
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Streamflow
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Minor flooding here begins at 24 ft, with major flooding at 38 ft. The highest crest on record was 47.26 ft on Thu, Dec 31, 2015.
Flood forecast
Flood stages at this gauge
| Category | Stage | Current distance |
|---|---|---|
| Action | 22 ft | — |
| Minor flood | 24 ft | — |
| Moderate flood | 35 ft | — |
| Major flood | 38 ft | — |
Highest crests on record
| Stage | Date |
|---|---|
| 47.26 ft | 2015-12-31 |
| 45.62 ft | 2017-05-03 |
| 45.3 ft | 1993-08-01 |
| 43.9 ft | 1982-12-06 |
| 42.35 ft | 2019-06-09 |
Nearby gauges
| Gauge | Distance | County |
|---|---|---|
| Mattese Creek near Mattese, MO | 2.0 mi | St. Louis County |
| Mattese Creek at Theiss, near Lemay | 3.0 mi | St. Louis County |
| Martigney Creek near Arnold, MO | 4.3 mi | St. Louis County |
| Meramec River at Fenton, MO | 5.4 mi | St. Louis County |
| Gravois Creek near Mehlville, MO | 5.8 mi | St. Louis 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.