Lake Health

Lake Health

The City of Greater Sudbury is committed to keeping our lakes clean and healthy for future generations to enjoy.

Blue-Green Algae

Learn more about how to identify blue-green algae, what to look for and how to prevent exposure.

Fish Species in Local Lakes

List of fish species found in Sudbury lakes.

Lake Facts

Home to 330 lakes, Greater Sudbury is locally known as the City of Lakes.

Lake Stewardship

Get involved in helping us keep our lakes healthy. Join or create a Lake Stewardship group!

Lake Water Quality Program

Learn more about our Lake Water Quality Program.

Lakefront Living

Do you live on a lake or have a camp or cottage by the water? Get some tips on lakefront living.

Lawn Fertilizer By-law

This by-law is intended to help protect the health of Greater Sudbury's lakes. 

Local Lake Descriptions

Learn more about local lakes.

Watershed Study

Learn more about our Watershed Advisory Panel.