Robinson Reservoir is a highly nutrient-loaded hypereutrophic lake in Mohave County, Arizona. Water quality is graded F based on 1 sampling years through 2015. Compared to the 3 other monitored lakes in Mohave County, Robinson Reservoir ranks #3 for water quality.
Source: EPA Water Quality Portal sampling records, Arizona DNR, last sampled 2015-07-09. Grade methodology: LakeGrade methodology.
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Swimming Safety
Avoid swimming, very poor water quality, potential algae toxins
Water Quality Grade: F, Very Poor
No clarity data. Phosphorus level: 319 µg/L. Trophic State Index: 87.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | No data | |
| Phosphorus | 319 µg/L | F |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 87 | Hypereutrophic |
Very high nutrients, dense algae, poor clarity
Where to stay near Robinson Reservoir
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Fishing Robinson Reservoir
Location
County Ranking
Ranked #3 of 4 lakes in Mohave County
Nearby Lakes in Mohave County
Explore Robinson Reservoir across LakeGrade
More Arizona Lake Rankings
Other Grade F Lakes in Arizona
Hypereutrophic Lakes in Arizona
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: 2015-07-09
Monitoring stations: 1