West Bay Lake
Gogebic County, MichiganView mapDirections
Clarity, phosphorus, and algae sit in the clean band for this region.
↑ up from C at the last regrade
- Mesotrophic
- #10 of 21 in the county
- Limited data
West Bay Lake in Gogebic County, Michigan has a water quality grade of B (Good). Water clarity: 7.5 ft visibility. Phosphorus: 17.5 µg/L.
- Clarity
- 7.5 ft
- Type
- Mesotrophic
- Phosphorus
- 17.5 µg/L
- Trend
- ↑ Improving
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Watch West Bay Lake’s letter
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West Bay Lake is a mesotrophic lake in Gogebic County, Michigan. Water quality is graded B based on 1 sampling years through 2023. Overall water quality is improving over recent sampling years. Compared to the 20 other monitored lakes in Gogebic County, West Bay Lake ranks #10 for water quality.
Source: EPA Water Quality Portal sampling records, EGLE, last sampled 2023-09-10. Grade methodology: LakeQuality methodology.
Swimming Safety
Grade onlyLimited data
Based on clarity and algae grades from past sampling — we do not hold live water temperature and a current cyanobacteria reading for this lake. Check your state or county health department before you swim.
The B is nutrients and algae, not a swimming clearance. Check local advisories before you swim.
Water Quality Grade: B (Good)
Moderate clarity, visible to about 7.5 ft. Phosphorus 17.5 µg/L. TSI 47. The letter is not a swimming clearance.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 7.5 ft | Not graded |
| Phosphorus | 17.5 µg/L | Good |
| Chlorophyll-a (Algae) | No recent samples | |
| Trophic State Index (TSI) | 47 | Mesotrophic |
Moderate nutrients, good water quality
Fishing West Bay Lake
Water Quality Trend: ↑ Improving
Based on 8 years of monitoring data (2020-2025).
| Metric | Trend | Change/Year | Years |
|---|---|---|---|
| Water Clarity | ↑ Improving | +0.561 m/yr | 7 |
| Phosphorus | → Stable | -0.21 µg/L/yr | 7 |
County Ranking
Ranked #10 of 21 lakes in Gogebic County
Nearby Lakes in Gogebic County
Frequently asked questions about West Bay Lake
Where is West Bay Lake?
- West Bay Lake is a lake in Gogebic County, Michigan. LakeQuality grades it B for nutrients and algae. The letter is not a swimming clearance.
What is the water quality grade for West Bay Lake?
- West Bay Lake in Gogebic County, Michigan has a water quality grade of B (Good). Water clarity: 7.5 ft visibility. Phosphorus: 17.5 µg/L.
Is West Bay Lake safe to swim in?
- The B is nutrients and algae, not a swimming clearance. Check local advisories before you swim.
Explore West Bay Lake across LakeQuality
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Where this data comes from
104 measurements from 1 monitoring station, 2017–2023. Retrieved from the EPA Water Quality Portal on 2026-08-26.
Collected and reported by
- Michigan EGLE - MiCorps
21MICH_MICORPS104 samples · 2017–2023
Analytical methods
- Phosphorus by Colorimetry
Monitoring station identifiers (1)
Grade thresholds from the EPA National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See how grades are calculated and data sources.