South Branch Raritan River near High Bridge NJ
Is South Branch Raritan River near High Bridge NJ flooding right now?
South Branch Raritan River near High Bridge NJ measured 5.96 ft on 2026-09-11 00:45:00 UTC. That observation was 4.0 ft below its 10 ft flood stage. This is the latest available reading, not a guarantee of current conditions.
Gauge height
5.96 ft
Streamflow
53 cfs
Minor flooding here begins at 10 ft, with major flooding at 14 ft. The highest crest on record was 14.26 ft on Fri, Jan 28, 1994.
Streamflow outlook
Flood stages at this gauge
| Category | Stage | Current distance |
|---|---|---|
| Action | 9 ft | 3.0 ft below |
| Minor flood | 10 ft | 4.0 ft below |
| Moderate flood | 12 ft | 6.0 ft below |
| Major flood | 14 ft | 8.0 ft below |
Highest crests on record
| Stage | Date |
|---|---|
| 14.26 ft | 1994-01-28 |
| 12.92 ft | 2011-08-28 |
| 12.07 ft | 1979-01-25 |
| 11.97 ft | 1982-02-01 |
| 11.78 ft | 1940-03-15 |
Nearby gauges
| Gauge | Distance | County |
|---|---|---|
| Spruce Run at Main Street at Glen Gardner NJ | 3.2 mi | Hunterdon County |
| Spruce Run at Clinton NJ | 3.2 mi | Hunterdon County |
| Spruce Run at Glen Gardner NJ | 3.3 mi | Hunterdon County |
| Mulhockaway Creek at Van Syckel NJ | 5.1 mi | Hunterdon County |
| South B Rockaway Creek at Whitehouse Station NJ | 6.8 mi | Hunterdon County |
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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.