Skip to main content
LakeQuality

Lac Rochon

Antoine-Labelle, QuébecView mapDirections

classe oligotrophe

This is MELCCFP's own trophic classification for 2025, not a LakeQuality grade. See every year

Clarity
5.7 m
Secchi · sampled 2025
Phosphorus
4.3 µg/L
Measured by MELCCFP
Chlorophyll-a
2 µg/L
Measured by MELCCFP
Max depth
~18 m est.
GLOBathy model
  • 59 ft max depth

Lac Rochon in Antoine-Labelle, Québec is classified classe oligotrophe by Ministère de l’Environnement, de la Lutte contre les changements climatiques, de la Faune et des Parcs (Québec) for 2025. Water clarity: 5.7 m visibility. Phosphorus: 4.3 µg/L. Chlorophyll-a (algae): 2 µg/L.

Loading map…

Stays via Stay22

Stays near Lac Rochon

Compare lakeside cabins, hotels, and vacation rentals near Lac Rochon in Antoine-Labelle, Québec — live availability and prices for your trip. Switch the map to Satellite to see the lake and how close each stay is to the water.

Top-rated places to stay near Lac Rochon

Prices for Sep 18–20, 4 adults. Change dates on the map below.

Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.

Follow Lac Rochon’s readings

Email me when new measurements post for this lake. Updates stay free.


Or email

Lac Rochon is a lake in Antoine-Labelle County, Québec with an estimated average depth of about 59 feet.

Source: Québec RSVL (MELCCFP) — not the EPA Water Quality Portal, last sampled 2025-08-01. Grade methodology: LakeQuality methodology.

What Lac Rochon is good for

From access and monitoring records, not editorial picks.

  • Clear water18.7 ft of visibility

Swimming conditions

No reading

Not rated

Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.

Whether Lac Rochon is safe to swim in today is a call for le Ministère de l'Environnement, de la Lutte contre les changements climatiques, de la Faune et des Parcs and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.

Get alerts for Lac Rochon

Water quality measurements for Lac Rochon

These are the measurements MELCCFP publishes for Lac Rochon, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.

Crystal clear, you can see 18.7 ft down. Phosphorus 4.3 µg/L. Chlorophyll-a 2 µg/L.

MetricValueEPA condition class
Water Clarity (Secchi Depth)5.7 mMeasured, not scored
Phosphorus4.3 µg/LMeasured, not scored
Chlorophyll-a (Algae)2 µg/LMeasured, not scored

Lake Details

CharacteristicValue
Maximum Depth~18 m est.
Average Depth~9.1 m est.

Depth marked “est.” is a modeled maximum from GLOBathy (Khazaei et al. 2022, CC0), not a measured survey. Québec has not published bathymetry for Lac Rochon.

Lake Size & Watershed

Watershed (drainage) area
17 sq mi
Surface area
563 acres
Shoreline
11.5 mi
Elevation
843 ft

Size, shoreline, and watershed area from HydroLAKES (HydroSHEDS). Mean depth here is modelled, not surveyed — HydroLAKES v1.0 estimates lake depth from surrounding terrain rather than from soundings. Treat it as an approximation, and prefer a state bathymetric survey where one exists.

Fishing Lac Rochon

Nearby Lakes in Antoine-Labelle

Frequently asked questions about Lac Rochon

Ask about Lac Rochon

Answers come straight from the public measurements and survey records on this page.

Where is Lac Rochon?

Lac Rochon is a lake in Antoine-Labelle, Québec. MELCCFP classifies it classe oligotrophe for 2025. This is MELCCFP's own trophic classification for 2025, not a LakeQuality grade.

What is the water quality of Lac Rochon?

Lac Rochon in Antoine-Labelle, Québec is classified classe oligotrophe by Ministère de l’Environnement, de la Lutte contre les changements climatiques, de la Faune et des Parcs (Québec) for 2025. Water clarity: 5.7 m visibility. Phosphorus: 4.3 µg/L. Chlorophyll-a (algae): 2 µg/L.

Is Lac Rochon safe to swim in?

Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.

How deep is Lac Rochon?

No published bathymetric survey covers Lac Rochon, so its depth has not been measured. The HydroLAKES global model estimates an average depth of about 59 feet, but that is a modelled estimate derived from surrounding terrain rather than a measurement on the water, so treat it as approximate.

The authority’s own classification

Ministère de l’Environnement, de la Lutte contre les changements climatiques, de la Faune et des Parcs (Québec) publishes its own classification for Lac Rochon. It is shown here as theirs, in their words, and is not folded into the LakeQuality letter.

Most recent, 2025
classe oligotrophe

This is MELCCFP's own trophic classification for 2025, not a LakeQuality grade.

A trophic class ranks how nutrient-rich a lake is, from oligotrophic at the low end to eutrophic at the high end. It describes nutrients and plant growth, not bacteria, and it is not a swimming clearance.

Earlier years (3 classified 2023–2025)
YearPublished class
2024classe oligotrophe
2023classe oligotrophe

Published by Ministère de l’Environnement, de la Lutte contre les changements climatiques, de la Faune et des Parcs (Québec). A classification is not a same-day swimming clearance. See data sources.

Where this data comes from

Measurements for Lac Rochon come from the Réseau de surveillance volontaire des lacs (RSVL), not the EPA Water Quality Portal. Per-sample source details are not recorded for this lake. MELCCFP RSVL (CC BY 4.0). See data sources.

Other records on this page

Lake size & watershed from HydroLAKES (HydroSHEDS)