Ramapo River at Mahwah
Critical Stages
7.5' - Action
8' - Flood
9' - Moderate
12' - Major
Latest Observation
Updated: 9:30 AM EST 12/6/25
Status: No Flooding
Stage: 3.01 ft
Flow: 0.004 kcfs
Forecast
| Time | Stage (ft) | Flow (kcfs) |
|---|---|---|
| 1 PM 12/6 | 3 | -999 |
| 7 PM 12/6 | 3 | -999 |
| 1 AM 12/7 | 3 | -999 |
| 7 AM 12/7 | 3 | -999 |
| 1 PM 12/7 | 3 | -999 |
| 7 PM 12/7 | 3 | -999 |
| 1 AM 12/8 | 3 | -999 |
| 7 AM 12/8 | 3 | -999 |
| Time | Stage (ft) | Flow (kcfs) |
|---|---|---|
| 9:30 AM 12/6 | 3.01 | 0.004 |
| 9:15 AM 12/6 | 3.01 | 0.004 |
| 9:00 AM 12/6 | 3.01 | 0.004 |
| 8:45 AM 12/6 | 3.01 | 0.004 |
| 8:30 AM 12/6 | 3.01 | 0.004 |
| 8:15 AM 12/6 | 3.01 | 0.004 |
| 8:00 AM 12/6 | 3.01 | 0.004 |
| 7:45 AM 12/6 | 3.01 | 0.004 |
| 7:30 AM 12/6 | 3.01 | 0.004 |
| 7:15 AM 12/6 | 3.01 | 0.004 |
| 7:00 AM 12/6 | 3.01 | 0.004 |
| 6:45 AM 12/6 | 3.01 | 0.004 |
| 6:30 AM 12/6 | 3.01 | 0.004 |
| 6:15 AM 12/6 | 3.01 | 0.004 |
| 6:00 AM 12/6 | 3.02 | 0.0042 |
| 5:45 AM 12/6 | 3.02 | 0.0042 |
| 5:30 AM 12/6 | 3.02 | 0.0042 |
| 5:15 AM 12/6 | 3.02 | 0.0042 |
| 5:00 AM 12/6 | 3.02 | 0.0042 |
| 4:45 AM 12/6 | 3.02 | 0.0042 |
| 4:30 AM 12/6 | 3.02 | 0.0042 |
| 4:15 AM 12/6 | 3.03 | 0.0044 |
| 4:00 AM 12/6 | 3.03 | 0.0044 |
| 3:45 AM 12/6 | 3.03 | 0.0044 |
| 3:30 AM 12/6 | 3.03 | 0.0044 |
| 3:15 AM 12/6 | 3.03 | 0.0044 |
| 3:00 AM 12/6 | 3.03 | 0.0044 |
| 2:45 AM 12/6 | 3.04 | 0.0046 |
| 2:30 AM 12/6 | 3.04 | 0.0046 |
| 2:15 AM 12/6 | 3.04 | 0.0046 |
12' -
Major flooding along Route 202 and Route 17 intersection. Road closed. Flooding along Riverview Drive and along Halifax Road and Bridle Path Lane. Flooding on Brakeshoe Place, Brook Street and Catherine Avenue.
9' -
State Route 202 floods downstream. Moderate flooding along Route 202 and Route 17. Water into backyards. Minor flooding along Brakeshoe Place, Brook Street and Catherine Avenue.
8' -
Minor flooding along Route 202.
| Date | Stage (ft) |
|---|---|
| Aug 28, 2011 | 15.78 |
| Oct 16, 1955 | 12.53 |
| Sep 16, 1999 | 12.52 |
| May 29, 1968 | 11.87 |
| Aug 19, 1955 | 11.35 |
| Mar 7, 2011 | 11.16 |
| Oct 9, 1903 | 11 |
| Aug 28, 1971 | 10.76 |
| Mar 11, 2011 | 10.72 |
| Dec 21, 1973 | 10.5 |
| Sep 22, 1938 | 10.4 |
| Jan 25, 1979 | 9.9 |
| Apr 3, 2005 | 9.87 |
| Oct 13, 2005 | 9.85 |
| Feb 3, 1973 | 9.77 |
| Apr 17, 2011 | 9.55 |
| Dec 21, 1957 | 9.33 |
| Nov 12, 1995 | 8.88 |
| Feb 26, 1961 | 8.87 |
| Dec 11, 2003 | 8.8 |
Data provided by the National Weather Service.
