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SUPNH Paddleboard & Kayak rentals

Cocheco River near Alton, NH

River34.9 mi
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Around here

Around Cocheco River

Jellystone Parkā„¢ Lakes Region7.3 mi5 mi

Data Source: Recreation.gov Ā· Source: USGS GNIS Ā· Public land: USGS PAD-US Ā· Forest roads: USDA Forest Service MVUM Ā· BLM routes and areas: Bureau of Land Management (simplified for web display)

About this river

Cocheco River is a 34.9 mile river near SUPNH Paddleboard & Kayak rentals in New Hampshire. Streamflow is measured at the USGS gauge Cocheco River near Rochester, NH (site 01072800). The National Hydrography Dataset places it at stream order 5. Reach geometry comes from the USGS National Hydrography Dataset.

Typical flow by month

1995 to 2026

Cocheco River typically runs highest in April, at a median 239 cfs, and lowest in September, at 17 cfs. The highest flow on record for any single day is 4,940 cfs, in 2007.

Show the numbers
Typical flow by month at Cocheco River near Rochester, NH, in cfs
MonthTypical (cfs)Usual range (cfs)
January11678 to 189
February9468 to 157
March204121 to 328
April239145 to 410
May12076 to 190
June6137 to 109
July2816 to 69
August229.2 to 51
September179.1 to 43
October3513 to 94
November9849 to 163
December12774 to 237

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 31 years of record. Statistics published by the US Geological Survey for Cocheco River near Rochester, NH (site 01072800). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.

Boat access nearby

4 mapped launches sit in the mapped area of Cocheco River, all of them public access. Ramp data comes from the USGS national boat-ramp inventory.

  • Piscataqua RiverPiscataqua RiverPublic
  • Swains LakeSwains LakePublic
  • Willand Pond Recreation AreaWilland PondPublic
  • Baxter LakeBaxter LakePublic

Made to print

Put Cocheco River on your wall

This river section as an art print, drawn over the real terrain with its miles, plus the trails, roads and peaks around it. Pick the colors and the size, and see the finished print before you buy. From $39, shipping included.

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Paste this snippet anywhere, an outfitter page, a club site, a trip report, to show Cocheco River's live streamflow, water level and 7-day trend. It reads the USGS gauge directly, updates itself, and links back here.

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