Memphrémagog County, Québec · Water Quality Report Card
ÉTang Mckey
ÉTang Mckey in Memphrémagog, Québec received a water quality grade of B (Good). Water clarity: 3 m visibility. Phosphorus: 11.6 µg/L. Chlorophyll-a (algae): 4.6 µg/L.
- Clarity
- 3 m
- Type
- Mesotrophic
ÉTang Mckey is a mesotrophic lake in Memphrémagog County, Québec. Water quality is graded B based on 3 sampling years through 2024. Compared to the 24 other monitored lakes in Memphrémagog County, ÉTang Mckey ranks #21 for water quality.
Source: EPA Water Quality Portal sampling records, MELCCFP, last sampled 2024-08-01. Grade methodology: LakeGrade methodology.
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Swimming Safety
Good for swimming, clear water with low algae levels
Water Quality Grade: B, Good
Moderate clarity, visible to about 9.8 ft. Phosphorus level: 11.6 µg/L. Chlorophyll-a: 4.6 µg/L. Trophic State Index: 43.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 3 m | C |
| Phosphorus | 11.6 µg/L | A |
| Chlorophyll-a (Algae) | 4.6 µg/L | A |
| Trophic State Index (TSI) | 43 | Mesotrophic |
Moderate nutrients, good water quality
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Location
County Ranking
Ranked #21 of 25 lakes in Memphrémagog
Cleaner Lakes Within 30 Miles
ÉTang Mckey holds Grade B. 5 nearby lakes hold higher grades.
- ALac OrfordMemphrémagog · 1.4 mi · Higher grade (B → A)
- ALac MalagaMemphrémagog · 2.5 mi · Higher grade (B → A)
- AÉTang O'MalleyMemphrémagog · 0.5 mi · Higher grade (B → A)
- ALac des SittellesMemphrémagog · 3 mi · Higher grade (B → A)
- ALac PeasleyMemphrémagog · 4.2 mi · Higher grade (B → A)
Nearby Lakes in Memphrémagog
Explore ÉTang Mckey 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 ÉTang Mckey 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: