Nla Lower Lake is a cold, clear oligotrophic lake in Grays Harbor County, Washington. Water quality is graded B based on 2 sampling years through 2017. Compared to the 2 other monitored lakes in Grays Harbor County, Nla Lower Lake ranks #2 for water quality.
Source: EPA Water Quality Portal sampling records, Washington DNR, last sampled 2017-07-27. 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: 38.9 µg/L. Chlorophyll-a: 0.4 µg/L. Trophic State Index: 39.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | No data | |
| Phosphorus | 38.9 µg/L | C |
| Chlorophyll-a (Algae) | 0.4 µg/L | A |
| Trophic State Index (TSI) | 39 | Oligotrophic |
Low nutrients, clear water, excellent for swimming
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Fishing Nla Lower Lake
Location
County Ranking
Ranked #2 of 3 lakes in Grays Harbor County
Cleaner Lakes Within 30 Miles
Nla Lower Lake holds Grade B. One nearby lake has a higher grade.
See full comparison →Nearby Lakes in Grays Harbor County
Explore Nla Lower Lake across LakeGrade
More Washington Lake Rankings
Other Grade B Lakes in Washington
Oligotrophic Lakes in Washington
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: 2017-07-27
Monitoring stations: 1