Marquette County Lake Quality
Michigan, 6 lakes — no lake here has enough monitoring data for a grade
Marquette County has 6 graded lakes — a thin enough sample that one or two stressed lakes can move the county average noticeably. Use the per-lake pages below for what actually matters.
The county's lakes lean shallow, which makes the grades sensitive to wind, sediment-resuspension, and any nutrient inputs from the watershed. The cleanest lake on the books is Lake Independence (—); the most-stressed is Lake Independence (—).
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Quick Answers for Marquette County
Planning a trip? Check special fishing regulations for Lake Independence — or check the official Michigan fishing regulations.
Fishing in Marquette County
All Lakes in Marquette County
6 lakes · 0 graded, 6 not rated0 graded lakes · 6 not rated, hidden
| # | Lake | Grade | Clarity | Phosphorus | Algae | Trophic | Max Depth | Access |
|---|---|---|---|---|---|---|---|---|
| NRLake IndependenceMarquette | NR | 8 ft | No recent samples | No recent samples | No recent samples | 30 ft | Not recorded | |
| NRShag LakeMarquette | NR | 15.3 ft | No recent samples | No recent samples | No recent samples | 30 ft | ✓ Public | |
| NRBass LakeMarquette | NR | 12.5 ft | 14 µg/L | No recent samples | No recent samples | 25 ft | ✓ Public | |
| NRShag LakeMarquette | NR | 14.3 ft | 10 µg/L | No recent samples | No recent samples | No recent samples | ✓ Public | |
| NRIsland LakeMarquette | NR | 12 ft | No recent samples | No recent samples | No recent samples | 28 ft | ✓ Public | |
| NRBass LakeMarquette | NR | 11.8 ft | No recent samples | No recent samples | No recent samples | 78 ft | ✓ Public |
NR = not rated: there is not enough recent sampling to support a letter. That is EPA Integrated Reporting Category 3 (insufficient information), not a failing grade. How grading works.
Lake Match
Which lake suits how you actually use one?
Six questions — swimming, fishing, quiet, cabins, drive time — and a shortlist of graded lakes that fit, with the water quality behind each one.
Other Counties in Michigan
See how Marquette County stacks up in the national county water-quality rankings, or browse the full directory of graded lakes across all 49 states and 2 Canadian provinces.
Source: EPA National Aquatic Resource Surveys, 2026.