LakeScout
Satellite view of Lac Megantic

Lac Megantic

No data
Insufficient data for gauge

Current Weather

Sep 20
12°C
Wind S 10 km/h
Humidity 100%

A few showers

Environment Canada — Eastern Townships

vs. Last Year

No data available

7-Day Trend

No trend data

Seasonal Position

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Seasonal Outlook

Typical next 7 days

This lake usually drops moderately over the next week.

Typical next 14 days

Over two weeks, levels typically drops moderately.

Based on 102 years of seasonal patterns. This is a historical seasonal pattern, not a forecast.

Fish Consumption Advisories (12 species)

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

Achigan
ContaminantSizeGeneral pop.Sensitive pop.
Mercure25–30 cm8/month—
Mercure30–35 cm8/month—
Mercure35+ cm8/month—
Barbotte brune
ContaminantSizeGeneral pop.Sensitive pop.
Mercure20–25 cm8/month—
Mercure25–30 cm4/month—
Éperlan arc-en-ciel
ContaminantSizeGeneral pop.Sensitive pop.
Mercure15–20 cm8/month—
Mercure20–25 cm8/month—
Grand corégone
ContaminantSizeGeneral pop.Sensitive pop.
Mercure35–40 cm4/month—
Mercure40–45 cm4/month—
Mercure45+ cm4/month—
Lotte
ContaminantSizeGeneral pop.Sensitive pop.
Mercure30–45 cm8/month—
Mercure45–60 cm8/month—
Mercure60+ cm2/month—
Meunier noir
ContaminantSizeGeneral pop.Sensitive pop.
Mercure30–35 cm8/month—
Mercure35–40 cm8/month—
Mercure40+ cm8/month—
Meunier rouge
ContaminantSizeGeneral pop.Sensitive pop.
Mercure30–35 cm8/month—
Mercure35–40 cm8/month—
Mercure40+ cm8/month—
Ouananiche
ContaminantSizeGeneral pop.Sensitive pop.
Mercure30–40 cm8/month—
Perchaude
ContaminantSizeGeneral pop.Sensitive pop.
Mercure15–20 cm4/month—
Mercure20–25 cm4/month—
Mercure25+ cm4/month—
Touladi
ContaminantSizeGeneral pop.Sensitive pop.
Mercure45–55 cm4/month—
Mercure55–70 cm2/month—
Mercure70+ cm2/month—
Truite arc-en-ciel
ContaminantSizeGeneral pop.Sensitive pop.
Mercure25–35 cm8/month—
Mercure35–45 cm8/month—
Truite brune
ContaminantSizeGeneral pop.Sensitive pop.
Mercure25–35 cm8/month—
Mercure35–45 cm8/month—
Mercure45+ cm4/month—
Source: Guide de consommation du poisson (MELCCFP) (2025). Advisory data is updated annually.

Lake Profile

Est. average depth14.3 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
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Reference value
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Percentile for date
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Years of record
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Source station
MEGANTIC (LAC) A MEGANTIC (02PJ001)
Est. average depth
14.3 m
Relationship type
direct_lake
Mapping confidence
medium
Today's normal range
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Same-date historical range
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30-day change
—
Data confidence
—
Observed at
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Last snapshot
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Data source: ECCC Water Office — Station 02PJ001. Water level readings are provisional and subject to revision. This is not a navigation or flood-warning service.