Nla Lake is a highly nutrient-loaded hypereutrophic lake in Shoshone County, Idaho. Water quality is graded B based on 3 sampling years through 2012. Compared to the 1 other monitored lakes in Shoshone County, Nla Lake ranks #2 for water quality.
Source: EPA Water Quality Portal sampling records, Idaho DNR, last sampled 2012-08-15. Grade methodology: LakeGrade methodology.
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Swimming Safety
Good for swimming, clear water with low algae levels
Water Quality Grade: B, Good
Crystal clear, you can see 22.1 ft down. Phosphorus level: 37000 µg/L. Chlorophyll-a: 2.2 µg/L. Trophic State Index: 76.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 22.1 ft | A |
| Phosphorus | 37000 µg/L | F |
| Chlorophyll-a (Algae) | 2.2 µg/L | A |
| Trophic State Index (TSI) | 76 | Hypereutrophic |
Very high nutrients, dense algae, poor clarity
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Fishing Nla Lake
Location
County Ranking
Ranked #2 of 2 lakes in Shoshone County
Nearby Lakes in Shoshone County
Explore Nla Lake across LakeGrade
More Idaho Lake Rankings
Other Grade B Lakes in Idaho
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: 2012-08-15
Monitoring stations: 1