Petits Lacs Bleus
Lac-Saint-Jean-Est, QuébecView mapDirections
This is MELCCFP's own trophic classification for 2025, not a LakeQuality grade. See every year
Petits Lacs Bleus in Lac-Saint-Jean-Est, Québec is classified zone de transition oligo-mésotrophe by Ministère de l’Environnement, de la Lutte contre les changements climatiques, de la Faune et des Parcs (Québec) for 2025. Water clarity: 4.1 m visibility. Phosphorus: 4.5 µg/L. Chlorophyll-a (algae): 1.9 µg/L.
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Petits Lacs Bleus is a lake in Lac-Saint-Jean-Est County, Québec.
Source: Québec RSVL (MELCCFP) — not the EPA Water Quality Portal, last sampled 2025-08-01. Grade methodology: LakeQuality methodology.
What Petits Lacs Bleus is good for
From access and monitoring records, not editorial picks.
- Clear water13.5 ft of visibility
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Petits Lacs Bleus 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.
Water quality measurements for Petits Lacs Bleus
These are the measurements MELCCFP publishes for Petits Lacs Bleus, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
Good clarity, visible to about 13.5 ft. Phosphorus 4.5 µg/L. Chlorophyll-a 1.9 µg/L.
| Metric | Value | EPA condition class |
|---|---|---|
| Water Clarity (Secchi Depth) | 4.1 m | Measured, not scored |
| Phosphorus | 4.5 µg/L | Measured, not scored |
| Chlorophyll-a (Algae) | 1.9 µg/L | Measured, not scored |
Fishing Petits Lacs Bleus
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Frequently asked questions about Petits Lacs Bleus
Ask about Petits Lacs Bleus
Answers come straight from the public measurements and survey records on this page.
Where is Petits Lacs Bleus?
- Petits Lacs Bleus is a lake in Lac-Saint-Jean-Est, Québec. MELCCFP classifies it zone de transition oligo-mésotrophe for 2025. This is MELCCFP's own trophic classification for 2025, not a LakeQuality grade.
What is the water quality of Petits Lacs Bleus?
- Petits Lacs Bleus in Lac-Saint-Jean-Est, Québec is classified zone de transition oligo-mésotrophe by Ministère de l’Environnement, de la Lutte contre les changements climatiques, de la Faune et des Parcs (Québec) for 2025. Water clarity: 4.1 m visibility. Phosphorus: 4.5 µg/L. Chlorophyll-a (algae): 1.9 µg/L.
Is Petits Lacs Bleus safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
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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 Petits Lacs Bleus. It is shown here as theirs, in their words, and is not folded into the LakeQuality letter.
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 (12 classified 2008–2025)
| Year | Published class |
|---|---|
| 2024 | classe oligotrophe |
| 2023 | classe oligotrophe |
| 2018 | classe oligotrophe |
| 2015 | zone de transition oligo-mésotrophe |
| 2014 | zone de transition oligo-mésotrophe |
| 2013 | classe oligotrophe |
| 2012 | classe mésotrophe |
| 2011 | zone de transition oligo-mésotrophe |
| 2010 | zone de transition oligo-mésotrophe |
| 2009 | classe mésotrophe |
| 2008 | classe 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 Petits Lacs Bleus 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.