How deep is Billings Lake?

Billings Lake reaches a maximum depth of 30 feet, according to the CT DEEP Lake Bathymetry survey. Most of the lake is shallower, with 5 mapped depth bands between the shoreline and the deepest hole.

Where is the deepest part of Billings Lake?

The deepest surveyed water on Billings Lake sits toward the northeastern corner of the lake, inside the 30 ft contour. The interactive depth map above shows the full basin outline and the breaks leading into it.

How accurate is this Billings 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

Billings Lake depth map

Billings Lake in North Stonington, Connecticut reaches a depth of 30 feet. The official Connecticut survey maps 5 depth bands across 46 contour lines. This free map of Billings Lake shows every surveyed contour as an interactive depth chart you can use to plan a session before you travel.

Billings Lake depth chart: 5 depth bands to 30 ft

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

Billings Lake depth chart data
Depth contour	Share of mapped area inside it
6 ft	about 100%
12 ft	about 32%
30 ft	about 32%

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

How to fish Billings Lake: mid-depth structure water

With 30 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 5 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 Billings Lake

Billings 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.

Billings Lake depth map FAQs

How deep is Billings Lake?: Billings Lake reaches a maximum depth of 30 feet, according to the CT DEEP Lake Bathymetry survey. Most of the lake is shallower, with 5 mapped depth bands between the shoreline and the deepest hole.
Where is the deepest part of Billings Lake?: The deepest surveyed water on Billings Lake sits toward the northeastern corner of the lake, inside the 30 ft contour. The interactive depth map above shows the full basin outline and the breaks leading into it.
How accurate is this Billings 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 Billings Lake

Wyassup Lake depth map · 24 ft max · 1 mi away
Green Falls Reservoir depth map · 24 ft max · 4 mi away
Pachaug Pond depth map · 15 ft max · 4 mi away
Lantern Hill Pond depth map · 30 ft max · 5 mi away
Amos Lake depth map · 42 ft max · 5 mi away

Mapped fishing venues near Billings Lake

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

Wyassup Lake · 1 mi away
Green Falls Reservoir · 4 mi away
Pachaug Pond · 4 mi away

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