Major Flood
10 ft
Current Water Level
Gage Height
Loading...
Streamflow
Loading...
Last Reading
Loading...
FLOOD STAGES
Know the flood categories.
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
Moderate Flood
8 ft
Minor Flood
6 ft
Action Stage
5.8 ft
7-Day Water Level Chart
Loading chart data...
Historic Crests
| Date | Stage | Flow |
|---|---|---|
| May 15, 1990 | 10.93 ft | 970 cfs |
| Sep 15, 1999 | 10.74 ft | 964 cfs |
| Jul 21, 2006 | 9.13 ft | 843 cfs |
About This Gauge
USGS Site
NWS LID
MOLN4
River
Molly Ann Brook
County
Passaic, NJ
Coordinates
40.9500°N, 74.1833°W
Get Flood Alerts for Molly Ann Brook
StormCast monitors this gauge and sends a push notification to your phone when the water level crosses into a new flood category — even at 3 AM.
Frequently Asked Questions
What is the current water level of Molly Ann Brook at N. Haledon?
The Molly Ann Brook at N. Haledon gauge is maintained by USGS (site 01389765) and reports water levels every 15 minutes. Visit this page to see the latest reading updated live, or download StormCast to get push alerts when levels rise.
What is flood stage for Molly Ann Brook at N. Haledon?
The NWS-defined flood stage for Molly Ann Brook at N. Haledon is 6 feet. Action stage begins at 5.8 feet. Moderate flooding starts at 8 feet, and major flooding at 10 feet.
How do I get alerts when Molly Ann Brook rises?
Download StormCast free on Google Play, go to River Gauges, and add Molly Ann Brook at N. Haledon to your watchlist. StormCast will send a push notification to your phone whenever the water level crosses into a new NWS flood category.
Where is the Molly Ann Brook at N. Haledon gauge located?
The gauge is located in Passaic County, New Jersey at coordinates 40.9500°N, 74.1833°W. USGS site number: 01389765. Data is provided by the U.S. Geological Survey and the National Weather Service.
More Resources
Source & Notes
Data provided by: Observations courtesy of U.S. Geological Survey