RIVER GAUGE · MILLSTONE RIVER
Millstone River at Weston
Somerset County, New Jersey
Water level1.79 ft
Flow—
Last readingSep 16, 2026, 4:45 PM UTC (last recorded)
Action10 ft
Minor flood11.5 ft
Moderate flood13 ft
Major flood17 ft
The past week
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What floods at each level
- 13 ft
The D and R Canal is flooded by the Millstone River.
- 11.5 ft
River Road between Yorktown and Amsterdam is subject to closure. Canal Road near Suydam Road floods.
- 10 ft
Causeways are closed due to flooding.
Highest crests on record
| Date | Level | Flow |
|---|---|---|
| Sep 2, 2021 | 23.75 ft | — |
| Sep 16, 1999 | 23.21 ft | — |
| Aug 27, 2011 | 22.9 ft | -9,999 cfs |
More on Millstone River
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