Rivers in New Jersey
Millstone River at Griggstown
Below flood stage
4.35ftStage
Observed Tue, Sep 22, 1:45 AM EDT
- Flood stage
- 10.00 ft
- Record crest
- 24.21 ft2011
Flood stages and impacts
| Category | Stage |
|---|---|
| Major flood | 15.00 ft |
| Moderate flood | 12.00 ft |
| Minor flood | 10.00 ft |
| Action | 9.50 ft |
- 15.00 ftRiver Road flooding expands. The road closes between Grist Mill Drive and the Millstone Causway. Canal Road in Franklin Township floods.
- 12.00 ftRiver Road flooding expands near the Griggstown Causeway and begins south of Dead Tree Run Road.
- 10.00 ftRiver Road in Montgomery Township begins to flood near the Griggstown Causeway.
- 9.50 ftGriggstown Causeway is closed.
Crest history
30 crests on NOAA’s list since 1938.
| # | Date | Stage |
|---|---|---|
| 1 | August 28, 2011 | 24.21 ft |
| 2 | September 2, 2021 | 23.36 ft |
| 3 | September 16, 1999 | 23.20 ft |
| 4 | August 28, 1971 | 22.70 ft |
| 5 | April 16, 2007 | 22.16 ft |
| 6 | September 22, 1938 | 19.00 ft |
| 7 | March 14, 2010 | 18.65 ft |
| 8 | May 1, 2014 | 18.56 ft |
| 9 | October 19, 1996 | 18.00 ft |
| 10 | August 23, 2021 | 17.24 ft |
| 11 | December 19, 2023 | 16.49 ft |
| 12 | May 28, 2018 | 16.29 ft |
| 13 | January 10, 2024 | 15.96 ft |
| 14 | November 25, 2018 | 15.50 ft |
| 15 | April 3, 2005 | 14.65 ft |
| 16 | April 8, 2022 | 13.91 ft |
| 17 | March 31, 2014 | 13.78 ft |
| 18 | December 29, 2023 | 13.11 ft |
| 19 | December 26, 2020 | 13.10 ft |
| 20 | December 1, 2020 | 13.02 ft |
| 21 | July 16, 2023 | 12.35 ft |
| 22 | July 10, 2026 | 12.01 ft |
| 23 | December 12, 2023 | 11.91 ft |
| 24 | September 29, 2018 | 11.79 ft |
| 25 | March 2, 2021 | 11.56 ft |
Most recent crests
- July 10, 2026: 12.01 ft
- March 7, 2026: 10.98 ft
- January 10, 2024: 15.96 ft
- December 29, 2023: 13.11 ft
- December 19, 2023: 16.49 ft
- December 12, 2023: 11.91 ft
- July 16, 2023: 12.35 ft
- April 8, 2022: 13.91 ft
- September 2, 2021: 23.36 ft
- August 23, 2021: 17.24 ft
Nearby
Upstream, downstream and the gauges around this one.
What this means
Forecasts by the Middle Atlantic River Forecast Center. Forecasts are not available. Only observed stages are available for this point.
Sources
Stage, flood stages, impacts and crest history from NOAA’s National Water Prediction Service. Streamflow and the daily record from the U.S. Geological Survey.