Conemaugh River at Johnstown
Cambria County, Pennsylvania
The past week
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What floods at each level
- 41.6 ft
Flood of record from 1889.
- 34 ft
Flood waters begin to reach the Horner Street Bridge.
- 33.5 ft
Approximate level of the FEMA 0.2% Annual Chance Flood level (500-year flood).
- 28 ft
Unprotected areas in the vicinity of the river will flood.
- 26 ft
High water levels should be monitored for contunued rises.
- 23.5 ft
Approximate level of the FEMA 1% Annual Chance Flood level (100-year flood).
- 22.5 ft
Flood waters begin to reach the Coopersdale, or Laurel Avenue Bridge.
- 20.5 ft
Flood waters begin to reach the Fourth Avenue Bridge and the Bethlehem Steel footbridge.
- 19 ft
Approximate level of the FEMA 2% Annual Chance Flood level (50-year flood).
- 10.5 ft
Approximate level of the FEMA 10% Annual Chance Flood level (100-year flood).
Highest crests on record
| Date | Level | Flow |
|---|---|---|
| May 30, 1889 | 41.6 ft | — |
| Mar 17, 1936 | 39 ft | — |
| Jul 19, 1977 | 34 ft | — |
More on Conemaugh River
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