Argenteuil County, Québec · Water Quality Report Card
Lac Rainbow D'En Haut
Lac Rainbow D'En Haut in Argenteuil, Québec received a water quality grade of B (Good). Water clarity: 2.9 m visibility. Phosphorus: 10.4 µg/L. Chlorophyll-a (algae): 5.9 µg/L.
- Clarity
- 2.9 m
- Type
- Mesotrophic
Lac Rainbow D'En Haut is a mesotrophic lake in Argenteuil County, Québec. Water quality is graded B based on 3 sampling years through 2025. Compared to the 47 other monitored lakes in Argenteuil County, Lac Rainbow D'En Haut ranks #36 for water quality.
Source: EPA Water Quality Portal sampling records, MELCCFP, last sampled 2025-08-01. Grade methodology: LakeGrade methodology.
Watch Lac Rainbow D'En Haut water quality
Subscribe for LakeQuality updates by email. No spam, unsubscribe anytime.
Swimming Safety
Good for swimming, clear water with low algae levels
Water Quality Grade: B, Good
Moderate clarity, visible to about 9.4 ft. Phosphorus level: 10.4 µg/L. Chlorophyll-a: 5.9 µg/L. Trophic State Index: 44.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 2.85 m | C |
| Phosphorus | 10.4 µg/L | A |
| Chlorophyll-a (Algae) | 5.9 µg/L | B |
| Trophic State Index (TSI) | 44 | Mesotrophic |
Moderate nutrients, good water quality
Where to stay near Lac Rainbow D'En Haut
Compare lakeside cabins, hotels, and vacation rentals near Lac Rainbow D'En Haut in Argenteuil, 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 Rainbow D'En Haut
Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.
Planning a trip to Lac Rainbow D'En Haut?
Get lake water-quality report cards plus the best cabin & lodging deals near Lac Rainbow D'En Haut — straight to your inbox. No spam, unsubscribe anytime.
Fishing Lac Rainbow D'En Haut
Location
County Ranking
Ranked #36 of 48 lakes in Argenteuil
Cleaner Lakes Within 30 Miles
Lac Rainbow D'En Haut holds Grade B. 5 nearby lakes hold higher grades.
- ALac RainbowArgenteuil · 1.4 mi · Higher grade (B → A)
- ALac GustaveLes Pays-d'en-Haut · 2 mi · Higher grade (B → A)
- APetit Lac RainbowArgenteuil · 2.2 mi · Higher grade (B → A)
- BLac No ManArgenteuil · 2.3 mi · Higher overall water quality score
- BLac RenoirArgenteuil · 2.3 mi · Higher overall water quality score
Nearby Lakes in Argenteuil
Explore Lac Rainbow D'En Haut across LakeGrade
More Québec Lake Rankings
Other Grade B Lakes in Québec
Mesotrophic Lakes in Québec
More records, surveys & data sources
Where this data comes from
Measurements for Lac Rainbow D'En Haut come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.
Data Sources
Water quality data from the EPA Water Quality Portal
Grade thresholds from the EPA National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion
Most recent sample: 2025-08-01
Monitoring stations: