American Falls Res Off Seagull Bay Lake is a productive, nutrient-rich eutrophic lake in Power County, Idaho. Water quality is graded C based on 2 sampling years through 2017. Compared to the 5 other monitored lakes in Power County, American Falls Res Off Seagull Bay Lake ranks #4 for water quality.
Source: EPA Water Quality Portal sampling records, Idaho DNR, last sampled 2017-07-31. Grade methodology: LakeGrade methodology.
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Swimming Safety
Swim with caution, moderate algae may be present
Water Quality Grade: C, Fair
No clarity data. Phosphorus level: 47 µg/L. Chlorophyll-a: 18.9 µg/L. Trophic State Index: 60.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | No data | |
| Phosphorus | 47 µg/L | C |
| Chlorophyll-a (Algae) | 18.9 µg/L | C |
| Trophic State Index (TSI) | 60 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Where to stay near American Falls Res Off Seagull Bay Lake
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Fishing American Falls Res Off Seagull Bay Lake
Location
County Ranking
Ranked #4 of 6 lakes in Power County
Cleaner Lakes Within 30 Miles
American Falls Res Off Seagull Bay Lake holds Grade C. 2 nearby lakes hold higher grades.
- BNla LakeBingham County · 17.6 mi · Higher grade (C → B)
- BAmerican Falls R LakeBannock County · 11 mi · Higher grade (C → B)
Nearby Lakes in Power County
Explore American Falls Res Off Seagull Bay Lake across LakeGrade
More Idaho Lake Rankings
Other Grade C 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: 2017-07-31
Monitoring stations: 1