Is Mouse L. Lake safe to swim in?

Good for swimming, clear water with low algae levels. Mouse L. Lake has an overall water quality grade of B. Always check local health department advisories before swimming.

Nipissing District County, Ontario · Water Quality Report Card

Mouse L. Lake

Grade B — Good

Mesotrophic

Mouse L. Lake in Nipissing District, Ontario received a water quality grade of B (Good). Water clarity: 1.4 m visibility. Phosphorus: 11 µg/L.

Clarity: 1.4 m
Type: Mesotrophic

Where to stay →Safe to swim?

Mouse L. Lake is a mesotrophic lake in Nipissing District County, Ontario. Water quality is graded B based on 2 sampling years through 2015. Compared to the 280 other monitored lakes in Nipissing District County, Mouse L. Lake ranks #257 for water quality.

Source: EPA Water Quality Portal sampling records, Ontario MECP, last sampled 2015-05-12. Grade methodology: LakeGrade methodology.

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Swimming Safety

Good for swimming, clear water with low algae levels

Water Quality Grade: B, Good

Murky, only visible to about 4.6 ft. Phosphorus level: 11 µg/L. Trophic State Index: 47.

Metric	Value	Grade
Water Clarity (Secchi Depth)	1.4 m	D
Phosphorus	11 µg/L	A
Chlorophyll-a (Algae)	No data
Trophic State Index (TSI)	47	Mesotrophic

Moderate nutrients, good water quality

Where to stay near Mouse L. Lake

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Fishing Mouse L. Lake

→ Mouse L. Lake fishing regulations (limits, seasons, special rules)

Location

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County Ranking

Ranked #257 of 281 lakes in Nipissing District

Cleaner Lakes Within 30 Miles

Mouse L. Lake holds Grade B. 4 nearby lakes hold higher grades.

See full comparison →

Nearby Lakes in Nipissing District

Little Cauchon L. Lake

Explore Mouse L. Lake across LakeGrade

Lake Fishing Forecast

Species activity outlook by water temperature and season

Mesotrophic Lakes

Moderate nutrients, good water quality

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Grade A/B + low algae filter

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Other Grade B Lakes in Ontario

Windfall Lake

Parry Sound District · 3 m

Wendigo Lake

Renfrew · 3 m

Little Butt Lake

Parry Sound District · 3 m

L Whetstone Lake

Parry Sound District · 2.8 m

Cripple Lake

Parry Sound District · 2.7 m

Waterloo Lake

Renfrew · 3 m

Mesotrophic Lakes in Ontario

Windfall Lake Wendigo Lake Shelbourne Pond Little Cornick Lake

More records, surveys & data sources

Where this data comes from

Measurements for Mouse L. Lake come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.

Data Sources

Water quality data from the EPA Water Quality Portal

Grade thresholds from the EPA National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion

Most recent sample: 2015-05-12

Monitoring stations:

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