Vancouver Lake is a productive, nutrient-rich eutrophic lake in Clark County, Washington. Water quality is graded D based on 3 sampling years through 2012. Compared to the 2 other monitored lakes in Clark County, Vancouver Lake ranks #2 for water quality.
Source: EPA Water Quality Portal sampling records, Washington DNR, last sampled 2012-10-25. Grade methodology: LakeGrade methodology.
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Swimming Safety
Swimming not recommended, poor water quality with high algae risk
Water Quality Grade: D, Poor
Very murky, less than 1.2 ft of visibility. Phosphorus level: 60 µg/L. Chlorophyll-a: 27.9 µg/L. Trophic State Index: 67.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 1.2 ft | F |
| Phosphorus | 60 µg/L | D |
| Chlorophyll-a (Algae) | 27.9 µg/L | D |
| Trophic State Index (TSI) | 67 | Eutrophic |
High nutrients, frequent algae, reduced clarity
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Fishing Vancouver Lake
Location
County Ranking
Ranked #2 of 3 lakes in Clark County
Nearby Lakes in Clark County
Explore Vancouver Lake across LakeGrade
More Washington Lake Rankings
Other Grade D Lakes in Washington
Eutrophic 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: 2012-10-25
Monitoring stations: 2