Long Lake

Quality Characteristics

Spring Phosphorus Results

The 2023 spring phosphorus value for Long Lake is 8.1 µg/L. The average total spring phosphorus for Long Lake since 2001 is 7.39 µg/L which is well below the Provincial Water Quality Objective of 20.0 µg/L and indicates that this lake is likely oligotrophic.

For more detailed information, download the graph illustrating the spring phosphorus levels in Long Lake from 2001 to 2023 (PDF 81 KB).

Shoreline Classification Project

For more information on Long Lake shoreline, view the waterfront property map.

What colour is your shoreline?

General Information


Long Lake has 866 permanent residents and 217 seasonal/recreational residents.

Location & Lake Characteristics

Long Lake is located in Waters, Broder, and Eden townships. Long Lake has an area of 861.3 hectares and a shoreline perimeter of 52.9 kilometres. The maximum depth of Long Lake is 36.5 metres. It is 14.5 kilometres in length and in few places more than 0.8 kilometres in width. View maps of Long Lake.

Watershed Information

Long Lake is located in the Panache Watershed. For more information on the watershed, visit following link: Watershed Map.

Lake Stewardship

Visit the Long Lake Stewardship Committee to obtain information about the stewardship group and its activities.

For more information regarding the Lake Stewardship groups in Greater Sudbury or for information on how to start your own lake association, visit the Lake Stewardship link.

Biological Characteristics

Fish Species
For more information, view the list of Long Lake's documented fish species.

Aquatic Insects
There is currently no data for aquatic insects.

Aquatic Plants
There is currently no data for aquatic plants.