Bluff Lake is a productive, nutrient-rich eutrophic lake in Denver County, Colorado. Water quality is graded D based on 1 sampling years through 2022. Compared to the 1 other monitored lakes in Denver County, Bluff Lake ranks #1 for water quality.
Source: EPA Water Quality Portal sampling records, Colorado DNR, last sampled 2022-08-02. 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
Murky, only visible to about 4.7 ft. Trophic State Index: 55.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 4.7 ft | D |
| Phosphorus | No data | |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 55 | Eutrophic |
High nutrients, frequent algae, reduced clarity
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Location
County Ranking
Ranked #1 of 2 lakes in Denver County
Nearby Lakes in Denver County
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More Colorado Lake Rankings
Other Grade D Lakes in Colorado
Eutrophic Lakes in Colorado
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: 2022-08-02
Monitoring stations: 1