Jamésie County, Québec · Water Quality Report Card
Lac Cavan
Lac Cavan in Jamésie, Québec received a water quality grade of A (Excellent). Water clarity: 4.6 m visibility. Phosphorus: 5.8 µg/L. Chlorophyll-a (algae): 2 µg/L.
- Clarity
- 4.6 m
- Type
- Oligotrophic
Lac Cavan is a cold, clear oligotrophic lake in Jamésie County, Québec. Water quality is graded A based on 3 sampling years through 2024. Compared to the 2 other monitored lakes in Jamésie County, Lac Cavan ranks #1 for water quality.
Source: EPA Water Quality Portal sampling records, MELCCFP, last sampled 2024-08-01. Grade methodology: LakeGrade methodology.
Watch Lac Cavan water quality
Subscribe for LakeQuality updates by email. No spam, unsubscribe anytime.
Swimming Safety
Excellent for swimming, crystal clear water with minimal algae
Water Quality Grade: A, Excellent
Crystal clear, you can see 15.1 ft down. Phosphorus level: 5.8 µg/L. Chlorophyll-a: 2 µg/L. Trophic State Index: 35.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 4.6 m | A |
| Phosphorus | 5.8 µg/L | A |
| Chlorophyll-a (Algae) | 2 µg/L | A |
| Trophic State Index (TSI) | 35 | Oligotrophic |
Low nutrients, clear water, excellent for swimming
Where to stay near Lac Cavan
Compare lakeside cabins, hotels, and vacation rentals near Lac Cavan in Jamésie, 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 Cavan
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 Cavan?
Get lake water-quality report cards plus the best cabin & lodging deals near Lac Cavan — straight to your inbox. No spam, unsubscribe anytime.
Fishing Lac Cavan
Location
County Ranking
Ranked #1 of 3 lakes in Jamésie
Nearby Lakes in Jamésie
Explore Lac Cavan across LakeGrade
More Québec Lake Rankings
Other Grade A Lakes in Québec
Oligotrophic Lakes in Québec
More records, surveys & data sources
Where this data comes from
Measurements for Lac Cavan 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: 2024-08-01
Monitoring stations: