Tonkin Reservoir is a mesotrophic lake in Eureka County, Nevada. Water quality is graded B based on 1 sampling years through 2014. Compared to the 1 other monitored lakes in Eureka County, Tonkin Reservoir ranks #1 for water quality.
Source: EPA Water Quality Portal sampling records, Nevada DNR, last sampled 2014-04-24. Grade methodology: LakeGrade methodology.
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Swimming Safety
Good for swimming, clear water with low algae levels
Water Quality Grade: B, Good
No clarity data. Phosphorus level: 20 µg/L. Trophic State Index: 47.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | No data | |
| Phosphorus | 20 µg/L | B |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 47 | Mesotrophic |
Moderate nutrients, good water quality
Where to stay near Tonkin Reservoir
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Location
County Ranking
Ranked #1 of 2 lakes in Eureka County
Nearby Lakes in Eureka County
Explore Tonkin Reservoir across LakeGrade
More Nevada Lake Rankings
Other Grade B Lakes in Nevada
Mesotrophic Lakes in Nevada
More records, surveys & data sources
Data Sources
Water quality data from the EPA Water Quality Portal
Grading methodology based on Metropolitan Council standards
Most recent sample: 2014-04-24
Monitoring stations: 1