RIVER GAUGE · LEHIGH RIVER
Lehigh River at Walnutport
Northampton County, Pennsylvania
Water level2.26 ft
Flow523 cfs
Last readingSep 16, 2026, 4:30 PM UTC (last recorded)
Action7.5 ft15,900 cfs
Minor flood8 ft
Moderate flood12 ft
Major flood16 ft
The past week
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What floods at each level
- 13 ft
Flooding begins just downstream from the Slatington Walnutport Bridge.
- 6 ft
Minor flooding begins downstream at Catasaqua and Hokendaqua.
Highest crests on record
| Date | Level | Flow |
|---|---|---|
| May 22, 1942 | 20.6 ft | — |
| Aug 18, 1955 | 17.68 ft | 77,800 cfs |
| Sep 2, 2021 | 13.19 ft | 45,308 cfs |
More on Lehigh River
UpstreamLehigh River at Lehighton
DownstreamLehigh River at Bethlehem
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