Lock 21 Dive Site
Why dive here
Lock 21 Dive Site lies in a species-rich stretch of Québec, with 44+ marine species recorded in the area.
Lock 21 offers a unique freshwater diving experience for those curious about submerged history. You'll find the remains of an old canal lock, with visible walls and structural elements that attract a good variety of fish. Expect to see carp, pike, and perch navigating the structures. It’s a compelling dive for wreck enthusiasts or anyone looking for something different from ocean diving.
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Conditions
Ocean conditions, forecast and tides for Lock 21 Dive Site
Lock 21 Dive Site Ocean Conditions
Monthly averages for Lock 21 Dive Site, sourced from NOAA NDBC buoy data - nearest station: Olcott Harbor, NY (80km away)
October Averages
Air Temperature
12°C
54°F
Wind Speed
4.6 m/s
8.9 knots
Atmospheric Pressure
1016.5 hPa
Based on 5 years of monitoring data · Data sources: NOAA NDBC buoy data
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