How deep is Congamond Lakes?

Congamond Lakes reaches a maximum depth of 40 feet, according to the CT DEEP Lake Bathymetry survey. Most of the lake is shallower, with 7 mapped depth bands between the shoreline and the deepest hole.

Where is the deepest part of Congamond Lakes?

The deepest surveyed water on Congamond Lakes sits toward the northeastern corner of the lake, inside the 40 ft contour. The interactive depth map above shows the full basin outline and the breaks leading into it.

How accurate is this Congamond Lakes depth map?

The contours come from the CT DEEP Lake Bathymetry survey. Depths change over time with water levels and sediment, so treat this map as a planning guide for fishing, and never use it for navigation.

Connecticut lake depth maps

Congamond Lakes depth map

Congamond Lakes in Suffield, Mass, Connecticut reaches a depth of 40 feet. The official Connecticut survey maps 7 depth bands across 18 contour lines. This free map of Congamond Lakes shows every surveyed contour as an interactive depth chart you can use to plan a session before you travel.

Congamond Lakes depth chart: 7 depth bands to 40 ft

Data: CT DEEP Lake Bathymetry (CC0), retrieved August 2026 · depths change over time · not for navigation

Congamond Lakes depth chart data
Depth contour	Share of mapped area inside it
5 ft	about 10%
35 ft	about 2%
40 ft	under 1%

Share of the surveyed surface area enclosed by each depth contour, computed from the CT DEEP Lake Bathymetry data.

How to fish Congamond Lakes: mid-depth structure water

With 40 feet at its deepest, the fish-holding structure is the mid-depth contour: drop-offs, points and inside turns between the shallows and the basin. Use the 7 mapped depth bands to find where contour lines pinch together, which marks the sharpest breaks, and work those edges first, especially early season and again in the fall as fish follow bait between depths.

Ice fishing on Congamond Lakes

Congamond Lakes is a classic ice-fishing depth: enough water to hold fish all winter without the long freeze-up of a deep basin. Start on the deepest mapped hole at first light, then work the breaks where contour lines tighten. Mid-depth flats near the basin edge produce through midday. Always verify ice thickness locally before walking out.

Congamond Lakes depth map FAQs

How deep is Congamond Lakes?: Congamond Lakes reaches a maximum depth of 40 feet, according to the CT DEEP Lake Bathymetry survey. Most of the lake is shallower, with 7 mapped depth bands between the shoreline and the deepest hole.
Where is the deepest part of Congamond Lakes?: The deepest surveyed water on Congamond Lakes sits toward the northeastern corner of the lake, inside the 40 ft contour. The interactive depth map above shows the full basin outline and the breaks leading into it.
How accurate is this Congamond Lakes depth map?: The contours come from the CT DEEP Lake Bathymetry survey. Depths change over time with water levels and sediment, so treat this map as a planning guide for fishing, and never use it for navigation.

Depth maps for lakes near Congamond Lakes

Rainbow Reservoir depth map · 35 ft max · 9 mi away
McDonough Lake depth map · 50 ft max · 14 mi away
West Branch Reservoir depth map · 90 ft max · 14 mi away
Colebrook River Reservoir depth map · 130 ft max · 15 mi away
Twin Lakes South depth map · 18 ft max · 15 mi away

Mapped fishing venues near Congamond Lakes

Congamond Lakes in the venue directory covers access and fishing details for this water.

McLean Game Refuge · 6 mi away
Rainbow Reservoir · 9 mi away
McDonough Lake · 14 mi away

Fishing in Connecticut needs a state license: US fishing license guide · all Connecticut venues