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Ingham County Lake Quality

Michigan, 1 lakes, average grade A (Excellent)

Only 1 lakes in Ingham County carry an active grade. The county-level summary is therefore representative of those specific lakes, not necessarily of every water body in the county. The county's average grade is A — among the cleanest in Michigan. 1 lakes pull an A on their own, and almost none fall into the D or F brackets.

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 Lansing Northwest Basin; Meridian Township (A); the most-stressed is Lake Lansing Northwest Basin; Meridian Township (A).

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All Lakes in Ingham County

RankLakeGradeClarityPhosphorus
1Lake Lansing Northwest Basin; Meridian TownshipA10.3 ft-

See how Ingham County stacks up in the national county water-quality rankings, or browse the full directory of graded lakes across all 15 states.

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Source: EPA National Aquatic Resource Surveys, 2026.