Skip to main content
AirHistory

Air Quality in Michigan

10-year air quality trends for 28 monitored areas in Michigan.

See full Michigan air quality rankings →
28
Cities
39
Avg AQI (5yr)
15
Improving
6
Stable
7
Worsening

All Monitored Areas in Michigan

Monroe, Michigan

Monroe County · AQI 21 (5yr avg) · Improving · PM10

A

Bay, Michigan

Bay County · AQI 32 (5yr avg) · Improving · PM2.5

B

Keweenaw, Michigan

Keweenaw County · AQI 13 (5yr avg) · Stable · PM2.5

B

Clinton, Michigan

Clinton County · AQI 36 (5yr avg) · Improving · Ozone

B

Benzie, Michigan

Benzie County · AQI 36 (5yr avg) · Improving · Ozone

B

Cass, Michigan

Cass County · AQI 40 (5yr avg) · Improving · Ozone

B

Huron, Michigan

Huron County · AQI 37 (5yr avg) · Stable · Ozone

B

Oakland, Michigan

Oakland County · AQI 39 (5yr avg) · Improving · Ozone

B

Tuscola, Michigan

Tuscola County · AQI 33 (5yr avg) · Stable · Ozone

B

Wexford, Michigan

Wexford County · AQI 34 (5yr avg) · Stable · Ozone

B

Berrien, Michigan

Berrien County · AQI 40 (5yr avg) · Improving · Ozone

B

Ingham, Michigan

Ingham County · AQI 42 (5yr avg) · Improving · PM2.5

B

Mason, Michigan

Mason County · AQI 37 (5yr avg) · Stable · Ozone

B

Genesee, Michigan

Genesee County · AQI 42 (5yr avg) · Improving · PM2.5

B

Manistee, Michigan

Manistee County · AQI 36 (5yr avg) · Stable · Ozone

B

Muskegon, Michigan

Muskegon County · AQI 39 (5yr avg) · Stable · Ozone

B

Allegan, Michigan

Allegan County · AQI 40 (5yr avg) · Improving · Ozone

B

Schoolcraft, Michigan

Schoolcraft County · AQI 35 (5yr avg) · Stable · PM2.5

B

Lenawee, Michigan

Lenawee County · AQI 45 (5yr avg) · Stable · PM2.5

C

St. Clair, Michigan

St. Clair County · AQI 44 (5yr avg) · Stable · PM2.5

C

Kent, Michigan

Kent County · AQI 45 (5yr avg) · Stable · PM2.5

C

Washtenaw, Michigan

Washtenaw County · AQI 46 (5yr avg) · Stable · PM2.5

C

Chippewa, Michigan

Chippewa County · AQI 43 (5yr avg) · Worsening · PM2.5

C

Kalamazoo, Michigan

Kalamazoo County · AQI 47 (5yr avg) · Worsening · PM2.5

C

Macomb, Michigan

Macomb County · AQI 44 (5yr avg) · Worsening · Ozone

C

Missaukee, Michigan

Missaukee County · AQI 43 (5yr avg) · Worsening · Ozone

C

Ottawa, Michigan

Ottawa County · AQI 44 (5yr avg) · Worsening · Ozone

C

Wayne, Michigan

Wayne County · AQI 58 (5yr avg) · Stable · PM2.5

C
Cleanest Air Cities in America →Worst Air Quality Cities →Fastest-Improving Cities →Compare Any Two Cities →

Frequently Asked Questions

Michigan has 28 monitored areas with an average 5-year AQI of 39 and an average Air Quality Grade of B. 15 cities are improving, 7 are worsening, and 6 are stable.

Monroe, Michigan has the best Air Quality Grade (A) in Michigan with a 5-year average AQI of 21.

Of 28 monitored areas in Michigan, 15 are showing improving trends, 7 are worsening, and 6 remain stable over the past decade.

Sources: EPA Air Quality System (AQS)
Last updated: