River stage
Millington, Passaic River
- River level
- 5.87 ft
- Status
- Below flood stage
- 7-day change
- +1.11 ft
- Recent high
- 5.89 ft
- Recent low
- 4.29 ft
Last reported 2026-10-13 | NWS MILN4
- 30-day change
- +0.62 ft
- Average
- 4.85 ft
- Readings
- 122
- Data span
- 122 days
- Record crest
- 10.26 ft
In brief
The Passaic River at Millington, NJ read 5.87 ft on Oct 13, 2026, 1.13 ft below action stage. That is 0.62 ft higher than 30 days earlier.
Source: National Weather Service gauge MILN4
River level timeline
Stage threshold profile
Highest crests on record
| Rank | Crest | Date |
|---|---|---|
| 1 | 10.26 ft | 2011-08-29 |
| 2 | 9.89 ft | 1996-10-20 |
| 3 | 9.73 ft | 1971-08-29 |
| 4 | 9.38 ft | 2010-03-15 |
| 5 | 9.35 ft | 2007-04-17 |
| 6 | 9.18 ft | 1936-03-12 |
| 7 | 8.91 ft | 1999-09-17 |
| 8 | 8.87 ft | 1984-04-05 |
Flood crests recorded at this gauge by the National Weather Service.
What happens at each level
- 7.00 ft
Backyards floods along Madison Street in Long Hill Township due to backwater.
- 7.50 ft
Flooding along Morristown Road in the Gillette section on Long Hill Township. Flooding along Warren Avenue in the Stirling Section of Long Hill Township. Both due to backwater.
- 8.00 ft
Bungalow Terrace in Millington begins to flood. Lord Sterling Road in Millington begins to flood. Parking lots along Valley Road in Long Hill Township begin to flood.
- 8.50 ft
Commercial properties along Valley Road in Long Hill Township begin to flood.
- 9.00 ft
Flooding along Lord Sterling Road in Millington increases. Old Forge Road in Millington begins to flood. Residential evacuations possible in Long Hill Township.
- 9.80 ft
Significant residential and commercial flooding in Long Hill Township.
- 11.00 ft
Whitebridge Road in Millington begins to flood.
- 12.00 ft
The Somerset County Environmental Education Center in Benards Township is surrounded by water.
Written by the local National Weather Service forecast office for this exact gauge.
Frequently asked questions
Is the Passaic River flooding at Millington?
No. The Passaic River at Millington is at 5.87 ft, 1.13 ft below action stage.
What is the flood stage at Millington?
The National Weather Service sets action stage 7 ft, minor flooding 8 ft, moderate flooding 9 ft and major flooding 9.8 ft.
What is the highest the Passaic River has been at Millington?
The highest crest on record is 10.26 ft, on 2011-08-29.
Is the Passaic River high or low right now at Millington?
At 5.87 ft it is higher than 99% of readings over the last 122 days.
Stage and flood information from the NOAA National Weather Service (gauge MILN4); daily history from the U.S. Geological Survey (site 01379000). Last reading 2026-10-13. For flood safety decisions always follow official National Weather Service warnings.