LakeScout
Satellite view of Lac Masson

Lac Masson

No data
Insufficient data for gauge

Current Weather

2d ago
17°CMostly Cloudy
Wind ENE 5 km/h
Humidity 58%

Mainly cloudy

Environment Canada — Laurentians

vs. Last Year

No data available

7-Day Trend

No trend data

Seasonal Position

Seasonal Outlook

Typical next 7 days

This lake usually holds steady over the next week.

Typical next 14 days

Over two weeks, levels typically holds steady.

Based on 55 years of seasonal patterns. This is a historical seasonal pattern, not a forecast.

Fish Consumption Advisories (3 species)

The following consumption advisories are in effect for fish caught in Lac Masson.

Maskinongé
ContaminantSizeGeneral pop.Sensitive pop.
Mercure40–55 cm2/month
Mercure55–70 cm2/month
Mercure70+ cm2/month
Perchaude
ContaminantSizeGeneral pop.Sensitive pop.
Mercure15–20 cm8/month
Mercure20–25 cm8/month
Touladi
ContaminantSizeGeneral pop.Sensitive pop.
Mercure45–55 cm8/month
Mercure55–70 cm4/month
Mercure70+ cm4/month
Source: Guide de consommation du poisson (MELCCFP) (2025). Advisory data is updated annually.

Lake Profile

Est. average depth9.2 m

Estimated from HydroLAKES v1.0 (Messager et al., 2016). Modeled geo-statistical estimate, not a direct survey measurement.

Water Level — Last 30 Days

No recent readings
Technical details
Current level
Reference value
Percentile for date
Years of record
Source station
MASSON (LAC) AU BARRAGE MASSON (02LC009)
Est. average depth
9.2 m
Relationship type
direct_lake
Mapping confidence
medium
Today's normal range
Same-date historical range
30-day change
Data confidence
Observed at
Last snapshot

Data source: ECCC Water Office — Station 02LC009. Water level readings are provisional and subject to revision. This is not a navigation or flood-warning service.