Maine /
Cape Porpoise Harbor
Bay in Maine · 390 acres · near Kennebunkport

Cape Porpoise Harbor is a 390-acre bay near Kennebunkport in Maine, with 1 carry-in launch listed here. The launch is free to use.
Channel depths in feet from the Army Corps' surveys of November 30, 2023. Not for navigation.
Channel surveys
- Cape Porpoise Harbor
Condition survey of November 30, 2023 by the New England District. Least depth in the channel (6-Foot Anchorage): 3 ft below mean lower low water (MLLW); project depth 6 ft. Survey sheet (PDF)
US Army Corps of Engineers hydrographic surveys, from eHydro. A survey shows the bottom on the day it was made; channels shoal after high water and change with dredging. Not for navigation.
Kayak and canoe launches on Cape Porpoise Harbor
- Cape Porpoise Causeway Boat Launch · Carry-in (canoe and kayak) · near Kennebunkport · free
Community
Where people who fish, boat and paddle Cape Porpoise Harbor talk about it. Lake associations, clubs and local groups will be added as we find them.