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AirHistory

Air Quality in Kentucky

10-year air quality trends for 27 monitored areas in Kentucky.

See full Kentucky air quality rankings →
27
Cities
42
Avg AQI (5yr)
11
Improving
10
Stable
6
Worsening

All Monitored Areas in Kentucky

Pike, Kentucky

Pike County · AQI 39 (5yr avg) · Improving · PM2.5

B

Hardin, Kentucky

Hardin County · AQI 44 (5yr avg) · Improving · PM2.5

B

Campbell, Kentucky

Campbell County · AQI 44 (5yr avg) · Improving · PM2.5

B

Greenup, Kentucky

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

B

Edmonson, Kentucky

Edmonson County · AQI 38 (5yr avg) · Stable · Ozone

B

Morgan, Kentucky

Morgan County · AQI 35 (5yr avg) · Stable · Ozone

B

Carter, Kentucky

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

B

Trigg, Kentucky

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

B

Washington, Kentucky

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

B

Boyd, Kentucky

Boyd County · AQI 44 (5yr avg) · Improving · PM2.5

B

Hancock, Kentucky

Hancock County · AQI 40 (5yr avg) · Stable · Ozone

B

Jessamine, Kentucky

Jessamine County · AQI 40 (5yr avg) · Stable · Ozone

B

Perry, Kentucky

Perry County · AQI 44 (5yr avg) · Improving · PM2.5

B

Livingston, Kentucky

Livingston County · AQI 40 (5yr avg) · Stable · Ozone

B

Oldham, Kentucky

Oldham County · AQI 40 (5yr avg) · Stable · Ozone

B

Simpson, Kentucky

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

B

McCracken, Kentucky

McCracken County · AQI 46 (5yr avg) · Improving · PM2.5

C

Warren, Kentucky

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

C

Bullitt, Kentucky

Bullitt County · AQI 40 (5yr avg) · Stable · Ozone

C

Daviess, Kentucky

Daviess County · AQI 47 (5yr avg) · Stable · PM2.5

C

Boone, Kentucky

Boone County · AQI 40 (5yr avg) · Worsening · Ozone

C

Fayette, Kentucky

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

C

Pulaski, Kentucky

Pulaski County · AQI 42 (5yr avg) · Worsening · Ozone

C

Christian, Kentucky

Christian County · AQI 45 (5yr avg) · Worsening · Ozone

C

Jefferson, Kentucky

Jefferson County · AQI 54 (5yr avg) · Stable · PM2.5

C

Bell, Kentucky

Bell County · AQI 45 (5yr avg) · Worsening · Ozone

C

Henderson, Kentucky

Henderson County · AQI 53 (5yr avg) · Worsening · PM2.5

D
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Frequently Asked Questions

Kentucky has 27 monitored areas with an average 5-year AQI of 42 and an average Air Quality Grade of B. 11 cities are improving, 6 are worsening, and 10 are stable.

Pike, Kentucky has the best Air Quality Grade (B) in Kentucky with a 5-year average AQI of 39.

Of 27 monitored areas in Kentucky, 11 are showing improving trends, 6 are worsening, and 10 remain stable over the past decade.

Sources: EPA Air Quality System (AQS)
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