Antoine-Labelle County, Québec · Water Quality Report Card
Petit Lac Noir
Petit Lac Noir in Antoine-Labelle, Québec received a water quality grade of C (Fair). Water clarity: 1.6 m visibility. Phosphorus: 11.9 µg/L. Chlorophyll-a (algae): 12.7 µg/L.
- Clarity
- 1.6 m
- Type
- Mesotrophic
Petit Lac Noir is a mesotrophic lake in Antoine-Labelle County, Québec. Water quality is graded C based on 3 sampling years through 2008. Compared to the 68 other monitored lakes in Antoine-Labelle County, Petit Lac Noir ranks #68 for water quality.
Source: EPA Water Quality Portal sampling records, MELCCFP, last sampled 2008-08-01. Grade methodology: LakeGrade methodology.
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Swimming Safety
Generally safe for swimming, moderate water quality
Water Quality Grade: C, Fair
Murky, only visible to about 5.2 ft. Phosphorus level: 11.9 µg/L. Chlorophyll-a: 12.7 µg/L. Trophic State Index: 50.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 1.6 m | D |
| Phosphorus | 11.9 µg/L | A |
| Chlorophyll-a (Algae) | 12.7 µg/L | C |
| Trophic State Index (TSI) | 50 | Mesotrophic |
Moderate nutrients, good water quality
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Fishing Petit Lac Noir
Location
County Ranking
Ranked #68 of 69 lakes in Antoine-Labelle
Cleaner Lakes Within 30 Miles
Petit Lac Noir holds Grade C. 5 nearby lakes hold higher grades.
- ALac VertAntoine-Labelle · 2.9 mi · Two grade letters higher (C → A)
- AGrand Lac NominingueAntoine-Labelle · 5 mi · Two grade letters higher (C → A)
- ALac LanthierAntoine-Labelle · 5.7 mi · Two grade letters higher (C → A)
- ALac de la HaieAntoine-Labelle · 6.5 mi · Two grade letters higher (C → A)
- BLac FrancisAntoine-Labelle · 2.9 mi · Higher grade (C → B)
Nearby Lakes in Antoine-Labelle
Explore Petit Lac Noir across LakeGrade
More Québec Lake Rankings
Other Grade C Lakes in Québec
Mesotrophic Lakes in Québec
More records, surveys & data sources
Where this data comes from
Measurements for Petit Lac Noir 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: 2008-08-01
Monitoring stations: