Matt Warner Reservoir W is a productive, nutrient-rich eutrophic lake in Uintah County, Utah. Water quality is graded C based on 2 sampling years through 2024. Compared to the 31 other monitored lakes in Uintah County, Matt Warner Reservoir W ranks #23 for water quality.
Source: EPA Water Quality Portal sampling records, Utah DNR, last sampled 2024-09-30. Grade methodology: LakeGrade methodology.
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Swimming Safety
Generally safe for swimming, moderate water quality
Water Quality Grade: C, Fair
Murky, only visible to about 6.2 ft. Chlorophyll-a: 9.4 µg/L. Trophic State Index: 52.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 6.2 ft | D |
| Phosphorus | No data | |
| Chlorophyll-a (Algae) | 9.4 µg/L | B |
| Trophic State Index (TSI) | 52 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Where to stay near Matt Warner Reservoir W
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Fishing Matt Warner Reservoir W
Location
County Ranking
Ranked #23 of 32 lakes in Uintah County
Cleaner Lakes Within 30 Miles
Matt Warner Reservoir W holds Grade C. One nearby lake has a higher grade.
See full comparison →Nearby Lakes in Uintah County
Explore Matt Warner Reservoir W across LakeGrade
More Utah Lake Rankings
Other Grade C Lakes in Utah
Eutrophic Lakes in Utah
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: 2024-09-30
Monitoring stations: 1