Where is the air worst in Indiana right now?

Evansville-Buena Vista has the highest current reading at AQI 59 (Moderate).

How often are readings updated?

Monitors report every hour. We refresh this page with the latest hour from EPA AirNow.

Indiana Air Quality

Current AQI at 43 monitors, highest 59 (Moderate) · Measured 10/30/2026, 2:00 PM PT

Monitors: 43
Highest AQI: 59; Moderate
Typical (median): 32; Good
Above 100: 0

Monitoring sites in Indiana

Worst first. Times are local.

59Evansville-Buena VistaModerate · Fine particles (PM2.5) · Fri 10/30/2026, 4:00 PM EDT
59Terre Haute-Lafayette AveModerate · Fine particles (PM2.5) · Fri 10/30/2026, 4:00 PM EDT
58Lafayette-Greenbush StModerate · Fine particles (PM2.5) · Fri 10/30/2026, 4:00 PM EDT
44St. PhilipsGood · Ozone · Fri 10/30/2026, 4:00 PM EDT
43InglefieldGood · Ozone · Fri 10/30/2026, 4:00 PM EDT
41FishersGood · Fine particles (PM2.5) · Fri 10/30/2026, 4:00 PM EDT
41LeopoldGood · Ozone · Fri 10/30/2026, 4:00 PM EDT
40BoonvilleGood · Ozone · Fri 10/30/2026, 4:00 PM EDT
39Charlestown State ParkGood · Ozone · Fri 10/30/2026, 4:00 PM EDT
39HopeGood · Ozone · Fri 10/30/2026, 4:00 PM EDT
38VincennesGood · Ozone · Fri 10/30/2026, 4:00 PM EDT
37Indpls-Ft. HarrisonGood · Ozone · Fri 10/30/2026, 4:00 PM EDT
37PlummerGood · Ozone · Fri 10/30/2026, 4:00 PM EDT
36HelmsburgGood · Ozone · Fri 10/30/2026, 4:00 PM EDT
35FairlandGood · Ozone · Fri 10/30/2026, 4:00 PM EDT
35Indpls-Harding StGood · Ozone · Fri 10/30/2026, 4:00 PM EDT
35WhitestownGood · Ozone · Fri 10/30/2026, 4:00 PM EDT
34Noblesville-191st St.Good · Ozone · Fri 10/30/2026, 4:00 PM EDT
33Hammond-167th StGood · Fine particles (PM2.5) · Fri 10/30/2026, 4:00 PM EDT
33Indpls-W.18th StGood · Fine particles (PM2.5) · Fri 10/30/2026, 4:00 PM EDT
33Kokomo - E. Vaile Ave.Good · Ozone · Fri 10/30/2026, 4:00 PM EDT
32FloraGood · Ozone · Fri 10/30/2026, 4:00 PM EDT
32Indpls-Washington ParkGood · Ozone · Fri 10/30/2026, 4:00 PM EDT
31AlbanyGood · Ozone · Fri 10/30/2026, 4:00 PM EDT
31Anderson-Eastside Elem. SchGood · Ozone · Fri 10/30/2026, 4:00 PM EDT
29AvonGood · Ozone · Fri 10/30/2026, 4:00 PM EDT
28Elkhart-Prairie St.Good · Fine particles (PM2.5) · Fri 10/30/2026, 4:00 PM EDT
27Leo HSGood · Ozone · Fri 10/30/2026, 4:00 PM EDT
27Portage-Hwy 12Good · Coarse particles (PM10) · Fri 10/30/2026, 4:00 PM EDT
27Salamonie ReservoirGood · Ozone · Fri 10/30/2026, 4:00 PM EDT
26Ogden DunesGood · Fine particles (PM2.5) · Fri 10/30/2026, 4:00 PM EDT
25LarwillGood · Fine particles (PM2.5) · Fri 10/30/2026, 4:00 PM EDT
24Michigan City-4th StGood · Ozone · Fri 10/30/2026, 4:00 PM EDT
23Gary-IITRIGood · Fine particles (PM2.5) · Fri 10/30/2026, 4:00 PM EDT
23Granger-Beckley St.Good · Ozone · Fri 10/30/2026, 4:00 PM EDT
23South Bend-Shields DrGood · Fine particles (PM2.5) · Fri 10/30/2026, 4:00 PM EDT
22Indpls - I-70 EGood · Fine particles (PM2.5) · Fri 10/30/2026, 4:00 PM EDT
22LaPorte-E. LincolnwayGood · Ozone · Fri 10/30/2026, 4:00 PM EDT
21ValparaisoGood · Ozone · Fri 10/30/2026, 4:00 PM EDT
20Hammond-141st StGood · Ozone · Fri 10/30/2026, 4:00 PM EDT
19Bloomington - BinfordGood · Fine particles (PM2.5) · Fri 10/30/2026, 4:00 PM EDT
19Columbus - Rocky Ford RdGood · Fine particles (PM2.5) · Fri 10/30/2026, 4:00 PM EDT
19MechanicsburgGood · Fine particles (PM2.5) · Fri 10/30/2026, 4:00 PM EDT

Frequently asked questions

Where is the air worst in Indiana right now?: Evansville-Buena Vista has the highest current reading at AQI 59 (Moderate).
How often are readings updated?: Monitors report every hour. We refresh this page with the latest hour from EPA AirNow.

Source: EPA AirNow · Last updated 10/30/2026 · Data are preliminary and subject to change

What the AQI means

0-50Good. Air quality is satisfactory and poses little or no risk.
51-100Moderate. Acceptable. A few unusually sensitive people may have symptoms.
101-150Unhealthy for Sensitive Groups. People with heart or lung disease, older adults, children and teens should limit long or heavy outdoor exertion.
151-200Unhealthy. Everyone may begin to feel effects. Sensitive groups should avoid long or heavy outdoor exertion.
201-300Very Unhealthy. Health alert: the risk of health effects is increased for everyone.
301-500Hazardous. Health warning of emergency conditions. Everyone is more likely to be affected.

Data sources

AirNowU.S. Environmental Protection Agency · Official site

Data as of 10/30/2026

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About this data

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Indiana Air Quality

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Frequently asked questions