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FLG X Adventure Course - New Jersey

South Branch Raritan River near Ledgewood, NJ

River48.6 mi
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Around here

Around South Branch Raritan River

5 mi

Data Source: Recreation.gov · Source: USGS GNIS · Source: National Park Service. No claim to original U.S. Government works. · Public land: USGS PAD-US · Forest roads: USDA Forest Service MVUM · BLM routes and areas: Bureau of Land Management (simplified for web display)

About this river

South Branch Raritan River is a 48.6 mile river near FLG X Adventure Course - New Jersey in New Jersey. Streamflow is measured at USGS gauge site 01396190. The National Hydrography Dataset places it at stream order 6. Reach geometry comes from the USGS National Hydrography Dataset.

Typical flow by month

1999 to 2012

South Branch Raritan River typically runs highest in March, at a median 59 cfs, and lowest in August, at 17 cfs. The highest flow on record for any single day is 1,890 cfs, in 2011.

Show the numbers
Typical flow by month at USGS gauge 01396190, in cfs
MonthTypical (cfs)Usual range (cfs)
January4927 to 77
February4230 to 62
March5939 to 115
April5840 to 88
May4131 to 62
June3222 to 54
July2012 to 35
August178.1 to 32
September178.5 to 35
October2614 to 52
November3521 to 64
December5729 to 102

Typical is the median of each month’s daily median values, and the usual range runs from the median 25th to the median 75th percentile, across about 14 years of record. Statistics published by the US Geological Survey for USGS gauge 01396190 (site 01396190). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.

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