Is the St. Marys River flooding?
The St. Marys River is tracked by 4 USGS streamgauges in Indiana. This page compares each gauge’s live water level against its official National Weather Service flood stage, refreshed every 15 minutes, so you can tell whether the St. Marys River is running normal, rising toward flood stage, or already flooding. Right now, every gauge on the St. Marys River is below flood stage. Gauges without a published flood stage show water level and flow only. For nearby rivers, see all Indiana river levels.
| Gauge | Status | Stage | Flood stage | Updated |
|---|---|---|---|---|
| St. Marys River at Decatur, IN | No flooding | 2.88 ft | 17 ft | |
| St. Marys River near Fort Wayne, IN | No flooding | 1.04 ft | 14 ft | |
| St. Marys River at Pleasant Mills, IN | No flood stage defined | 3.85 ft | — | |
| St. Marys River at Main St. at Fort Wayne, IN | No flood stage defined | 7.88 ft | — |
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.