Spooner Lake is a productive, nutrient-rich eutrophic lake in Douglas County, Nevada. Water quality is graded D based on 2 sampling years through 2025. Compared to the 3 other monitored lakes in Douglas County, Spooner Lake ranks #4 for water quality.
Source: EPA Water Quality Portal sampling records, Nevada DNR, last sampled 2025-06-17. 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
No clarity data. Phosphorus level: 40 µg/L. Chlorophyll-a: 40.6 µg/L. Trophic State Index: 62.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | No data | |
| Phosphorus | 40 µg/L | C |
| Chlorophyll-a (Algae) | 40.6 µg/L | F |
| Trophic State Index (TSI) | 62 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Where to stay near Spooner Lake
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Fishing Spooner Lake
Location
County Ranking
Ranked #4 of 4 lakes in Douglas County
Cleaner Lakes Within 30 Miles
Spooner Lake holds Grade D. 2 nearby lakes hold higher grades.
- CNla LakeDouglas County · 0.1 mi · Higher grade (D → C)
- CNla LakeWashoe County · 27.9 mi · Higher grade (D → C)
Nearby Lakes in Douglas County
Explore Spooner Lake across LakeGrade
More Nevada Lake Rankings
Other Grade D Lakes in Nevada
Eutrophic 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: 2025-06-17
Monitoring stations: 2