Mud Lake is a productive, nutrient-rich eutrophic lake in Bear Lake County, Idaho. Water quality is graded B based on 1 sampling years through 2023. Compared to the 8 other monitored lakes in Bear Lake County, Mud Lake ranks #8 for water quality.
Source: EPA Water Quality Portal sampling records, Idaho DNR, last sampled 2023-07-04. Grade methodology: LakeGrade methodology.
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Swimming Safety
Good for swimming, clear water with low algae levels
Water Quality Grade: B, Good
No clarity data. Phosphorus level: 25.5 µg/L. Trophic State Index: 51.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | No data | |
| Phosphorus | 25.5 µg/L | B |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 51 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Where to stay near Mud Lake
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Fishing Mud Lake
Location
County Ranking
Ranked #8 of 9 lakes in Bear Lake County
Cleaner Lakes Within 30 Miles
Mud Lake holds Grade B. 3 nearby lakes hold higher grades.
Nearby Lakes in Bear Lake County
Explore Mud Lake across LakeGrade
More Idaho Lake Rankings
Other Grade B Lakes in Idaho
Eutrophic Lakes in Idaho
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: 2023-07-04
Monitoring stations: 1