Major Flood
23 ft
Current Water Level
Gage Height
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Streamflow
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Last Reading
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FLOOD STAGES
Know the flood categories.
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
Moderate Flood
20 ft
Minor Flood
15 ft
Action Stage
10 ft
What Floods at Each Level
28 ft
Most of New Harmony is flooded.
27.2 ft
This flood will exceed the highest stage on record. Large amounts of property damage can be expected. Evacuation of many businesses and homes becomes necessary.
24 ft
Flood waters enter city street in New Harmony.
21 ft
The river is 3 miles wide at I-64.
20 ft
Parts of northern New Harmony begin to flood and sandbagging becomes necessary in town.
19 ft
Harmonie State Park is closed. Surrounding bottomland is flooded.
15 ft
The river overflows low ground on the Illinois side.
10 ft
Some stripper oil wells begin to flood along the river from New Harmony to Mt. Vernon Indiana.
Impact statements from the National Weather Service, describing what typically happens at each water level.
7-Day Water Level Chart
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Historic Crests
| Date | Stage | Flow |
|---|---|---|
| Mar 30, 1913 | 27.7 ft | — |
| Jan 30, 1937 | 24.4 ft | — |
| May 25, 1943 | 23.84 ft | — |
About This Gauge
Get Flood Alerts for Wabash River
StormCast monitors this gauge and sends a push notification to your phone when the water level crosses into a new flood category — even at 3 AM.
Frequently Asked Questions
What is the current water level of Wabash River at New Harmony?
The Wabash River at New Harmony gauge is maintained by USGS (site 03378500) and reports water levels every 15 minutes. Visit this page to see the latest reading updated live, or download StormCast to get push alerts when levels rise.
What is flood stage for Wabash River at New Harmony?
The NWS-defined flood stage for Wabash River at New Harmony is 15 feet. Action stage begins at 10 feet. Moderate flooding starts at 20 feet, and major flooding at 23 feet.
How do I get alerts when Wabash River rises?
Download StormCast free on Google Play, go to River Gauges, and add Wabash River at New Harmony to your watchlist. StormCast will send a push notification to your phone whenever the water level crosses into a new NWS flood category.
Where is the Wabash River at New Harmony gauge located?
The gauge is located in Posey County, Indiana at coordinates 38.1308°N, 87.9414°W. USGS site number: 03378500. Data is provided by the U.S. Geological Survey and the National Weather Service.
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Source & Notes
Data provided by: US Geological Survey, Observations courtesy of U.S. Geological Survey
- River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 48 hours into the future from the forecast issuance time.