How deep is Uncas Lake?

Uncas Lake reaches a maximum depth of 36 feet, according to the CT DEEP Lake Bathymetry survey. Most of the lake is shallower, with 6 mapped depth bands between the shoreline and the deepest hole.

Where is the deepest part of Uncas Lake?

The deepest surveyed water on Uncas Lake sits toward the southwestern corner of the lake, inside the 36 ft contour. The interactive depth map above shows the full basin outline and the breaks leading into it.

How accurate is this Uncas Lake 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

Uncas Lake depth map

Uncas Lake in Lyme, Connecticut reaches a depth of 36 feet. The official Connecticut survey maps 6 depth bands across 65 contour lines. This free map of Uncas Lake shows every surveyed contour as an interactive depth chart you can use to plan a session before you travel.

Uncas Lake depth chart: 6 depth bands to 36 ft

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

Uncas Lake depth chart data
Depth contour	Share of mapped area inside it
6 ft	about 95%
18 ft	about 85%
30 ft	about 18%

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

How to fish Uncas Lake: mid-depth structure water

With 36 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 6 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 Uncas Lake

Uncas Lake 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.

Uncas Lake depth map FAQs

How deep is Uncas Lake?: Uncas Lake reaches a maximum depth of 36 feet, according to the CT DEEP Lake Bathymetry survey. Most of the lake is shallower, with 6 mapped depth bands between the shoreline and the deepest hole.
Where is the deepest part of Uncas Lake?: The deepest surveyed water on Uncas Lake sits toward the southwestern corner of the lake, inside the 36 ft contour. The interactive depth map above shows the full basin outline and the breaks leading into it.
How accurate is this Uncas Lake 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 Uncas Lake

Norwich Pond depth map · 30 ft max · 1 mi away
Rogers Lake depth map · 60 ft max · 1 mi away
Pataganset Lake depth map · 30 ft max · 4 mi away
Horse Pond depth map · 15 ft max · 7 mi away
Dodge Pond depth map · 48 ft max · 7 mi away

Mapped fishing venues near Uncas Lake

Uncas Lake in the venue directory covers access and fishing details for this water.

Norwich Pond · 1 mi away
Rogers Lake · 1 mi away
Pataganset Lake · 4 mi away

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