La Haute-Côte-Nord County, Québec · Water Quality Report Card
Lac des Piliers
Lac des Piliers in La Haute-Côte-Nord, Québec received a water quality grade of A (Excellent). Water clarity: 3.2 m visibility. Phosphorus: 4.4 µg/L. Chlorophyll-a (algae): 1.1 µg/L.
- Clarity
- 3.2 m
- Type
- Oligotrophic
Lac des Piliers is a cold, clear oligotrophic lake in La Haute-Côte-Nord County, Québec. Water quality is graded A based on 3 sampling years through 2015. Compared to the 13 other monitored lakes in La Haute-Côte-Nord County, Lac des Piliers ranks #9 for water quality.
Source: EPA Water Quality Portal sampling records, MELCCFP, last sampled 2015-08-01. Grade methodology: LakeGrade methodology.
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Swimming Safety
Excellent for swimming, crystal clear water with minimal algae
Water Quality Grade: A, Excellent
Good clarity, visible to about 10.5 ft. Phosphorus level: 4.4 µg/L. Chlorophyll-a: 1.1 µg/L. Trophic State Index: 33.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 3.2 m | B |
| Phosphorus | 4.4 µg/L | A |
| Chlorophyll-a (Algae) | 1.1 µg/L | A |
| Trophic State Index (TSI) | 33 | Oligotrophic |
Low nutrients, clear water, excellent for swimming
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Fishing Lac des Piliers
Location
County Ranking
Ranked #9 of 14 lakes in La Haute-Côte-Nord
Nearby Lakes in La Haute-Côte-Nord
Explore Lac des Piliers 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 des Piliers 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: 2015-08-01
Monitoring stations: