Lac Rainbow
Argenteuil, QuébecView mapDirections
This is MELCCFP's own trophic classification for 2023, not a LakeQuality grade. See every year
Lac Rainbow in Argenteuil, 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 2023. Water clarity: 3.4 m visibility. Phosphorus: 6.5 µg/L. Chlorophyll-a (algae): 4.8 µg/L.
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Lac Rainbow is a lake in Argenteuil County, Québec.
Source: Québec RSVL (MELCCFP) — not the EPA Water Quality Portal, last sampled 2023-08-01. Grade methodology: LakeQuality methodology.
What Lac Rainbow is good for
From access and monitoring records, not editorial picks.
- Clear water11.2 ft of visibility
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Lac Rainbow 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 Lac Rainbow
These are the measurements MELCCFP publishes for Lac Rainbow, 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 11.2 ft. Phosphorus 6.5 µg/L. Chlorophyll-a 4.8 µg/L.
| Metric | Value | EPA condition class |
|---|---|---|
| Water Clarity (Secchi Depth) | 3.4 m | Measured, not scored |
| Phosphorus | 6.5 µg/L | Measured, not scored |
| Chlorophyll-a (Algae) | 4.8 µg/L | Measured, not scored |
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Frequently asked questions about Lac Rainbow
Ask about Lac Rainbow
Answers come straight from the public measurements and survey records on this page.
Where is Lac Rainbow?
- Lac Rainbow is a lake in Argenteuil, Québec. MELCCFP classifies it zone de transition oligo-mésotrophe for 2023. This is MELCCFP's own trophic classification for 2023, not a LakeQuality grade.
What is the water quality of Lac Rainbow?
- Lac Rainbow in Argenteuil, 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 2023. Water clarity: 3.4 m visibility. Phosphorus: 6.5 µg/L. Chlorophyll-a (algae): 4.8 µg/L.
Is Lac Rainbow 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 Lac Rainbow. 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 2023, 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 (9 classified 2009–2023)
| Year | Published class |
|---|---|
| 2022 | zone de transition oligo-mésotrophe |
| 2021 | zone de transition oligo-mésotrophe |
| 2018 | classe mésotrophe |
| 2015 | zone de transition oligo-mésotrophe |
| 2014 | zone de transition oligo-mésotrophe |
| 2012 | classe mésotrophe |
| 2010 | zone de transition oligo-mésotrophe |
| 2009 | zone de transition oligo-mésotrophe |
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 Rainbow 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.