Mantua Reservoir N is a mesotrophic lake in Box Elder County, Utah. Water quality is graded C based on 2 sampling years through 2021. Compared to the 22 other monitored lakes in Box Elder County, Mantua Reservoir N ranks #7 for water quality.
Source: EPA Water Quality Portal sampling records, Utah DNR, last sampled 2021-06-01. Grade methodology: LakeGrade methodology.
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Swimming Safety
Generally safe for swimming, moderate water quality
Water Quality Grade: C, Fair
Very murky, less than 3 ft of visibility. Chlorophyll-a: 1.7 µg/L. Trophic State Index: 49.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 3 ft | F |
| Phosphorus | No data | |
| Chlorophyll-a (Algae) | 1.7 µg/L | A |
| Trophic State Index (TSI) | 49 | Mesotrophic |
Moderate nutrients, good water quality
Where to stay near Mantua Reservoir N
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Fishing Mantua Reservoir N
Location
County Ranking
Ranked #7 of 23 lakes in Box Elder County
Cleaner Lakes Within 30 Miles
Mantua Reservoir N holds Grade C. One nearby lake has a higher grade.
See full comparison →Nearby Lakes in Box Elder County
Explore Mantua Reservoir N across LakeGrade
More Utah Lake Rankings
Other Grade C Lakes in Utah
Mesotrophic 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: 2021-06-01
Monitoring stations: 1