MEDIAN FLOW RATE · 1 YEAR
46cfs 45.0% vs avg
Optimal band: 20–28 cfs
PERIOD HIGH
409cfs
PERIOD LOW
5cfs
RUNNABLE
20%
last 1 year in band
Gauge Height
10.22ft
Precipitation History
Your History · Manalapan Brook at Spotswood NJ
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Station Location
40.3894, -74.3906Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-12 00:00 UTC
Site #01405400·USGS
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