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St. Croix River in Maine

River36.1 mi
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Around here

Around St. Croix River

Saint Croix Island International His…1 miMoosehorn National Wildlife Refuge7.2 mi10 mi

Data Source: Recreation.gov · Source: USGS GNIS · Source: Canadian Geographical Names Database (NRCan), Open Government Licence - Canada · Public land: USGS PAD-US

About this river

St. Croix River is a 36.1 mile river. Streamflow is measured at the USGS gauge St. Croix River at Vanceboro, Maine (site 01018500). The National Hydrography Dataset places it at stream order 6. Reach geometry comes from the USGS National Hydrography Dataset.

Typical flow by month

1929 to 2027

St. Croix River typically runs highest in May, at a median 831 cfs, and lowest in April, at 315 cfs. The highest flow on record for any single day is 6,830 cfs, in 2019.

Show the numbers
Typical flow by month at St. Croix River at Vanceboro, Maine, in cfs
MonthTypical (cfs)Usual range (cfs)
January750399 to 1,110
February817527 to 1,140
March594362 to 994
April315232 to 1,042
May831430 to 1,280
June713451 to 1,060
July716493 to 990
August704542 to 932
September660440 to 879
October543347 to 820
November354254 to 583
December412254 to 735

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 98 years of record. Statistics published by the US Geological Survey for St. Croix River at Vanceboro, Maine (site 01018500). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.

Boat access nearby

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

  • St. Croix RiverSt. Croix RiverPublic
  • St. Croix RiverSt. Croix RiverPublic
  • St. Croix RiverSt. Croix RiverPublic
  • St. Croix RiverSt. Croix RiverPublic
  • St. Croix RiverSt. Croix RiverPublic

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Put St. Croix 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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