RIVER GAUGE · RARITAN RIVER
Raritan River at Bound Brook
Somerset County, New Jersey
Water level17.16 ft
Flow355 cfs
Last readingSep 16, 2026, 4:15 PM UTC (last recorded)
Action26 ft13,100 cfs
Minor flood28 ft
Moderate flood30 ft
Major flood33 ft
The past week
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What floods at each level
- 33 ft
A large portion of Bound Brook is protected by the flood reduction project. Pump station operations become critical, at this stage, for the continued protection of the borough.
- 30 ft
Main Street is protected by flap valves/sluice gates. This level triggers the gate closures to protect Main Street.
- 28 ft
Backyard and low areas are protected by levees and the flood wall. Without the levees or if there is a breach in the levees, minor flooding will occur.
Highest crests on record
| Date | Level | Flow |
|---|---|---|
| Sep 2, 2021 | 42.13 ft | 75,471 cfs |
| Sep 17, 1999 | 42.13 ft | 82,900 cfs |
| Aug 28, 2011 | 41.9 ft | 80,700 cfs |
Flood map
See which streets and areas flood at each water level here. Open the flood map ↗
More on Raritan River
UpstreamRaritan River at Manville
Get an alert when Raritan River rises
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