Where is the air worst in Indiana right now?

Elkhart-Prairie St. has the highest current reading at AQI 60 (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 60 (Moderate) · Measured 10/30/2026, 6:00 PM PT

Monitors: 43
Highest AQI: 60; Moderate
Typical (median): 29; Good
Above 100: 0

Monitoring sites in Indiana

Worst first. Times are local.

60Elkhart-Prairie St.Moderate · Fine particles (PM2.5) · Fri 10/30/2026, 8:00 PM EDT
58Evansville-Buena VistaModerate · Fine particles (PM2.5) · Fri 10/30/2026, 8:00 PM EDT
52Indpls - I-70 EModerate · Fine particles (PM2.5) · Fri 10/30/2026, 8:00 PM EDT
45Indpls-W.18th StGood · Fine particles (PM2.5) · Fri 10/30/2026, 8:00 PM EDT
44Indpls-Washington ParkGood · Fine particles (PM2.5) · Fri 10/30/2026, 8:00 PM EDT
44St. PhilipsGood · Ozone · Fri 10/30/2026, 8:00 PM EDT
43LeopoldGood · Ozone · Fri 10/30/2026, 8:00 PM EDT
38Hammond-167th StGood · Fine particles (PM2.5) · Fri 10/30/2026, 8:00 PM EDT
37BoonvilleGood · Ozone · Fri 10/30/2026, 8:00 PM EDT
37InglefieldGood · Ozone · Fri 10/30/2026, 8:00 PM EDT
37PlummerGood · Ozone · Fri 10/30/2026, 8:00 PM EDT
37Terre Haute-Lafayette AveGood · Fine particles (PM2.5) · Fri 10/30/2026, 8:00 PM EDT
37VincennesGood · Ozone · Fri 10/30/2026, 8:00 PM EDT
35HopeGood · Ozone · Fri 10/30/2026, 8:00 PM EDT
34Charlestown State ParkGood · Ozone · Fri 10/30/2026, 8:00 PM EDT
34LarwillGood · Fine particles (PM2.5) · Fri 10/30/2026, 8:00 PM EDT
33FishersGood · Fine particles (PM2.5) · Fri 10/30/2026, 8:00 PM EDT
31WhitestownGood · Ozone · Fri 10/30/2026, 8:00 PM EDT
30FloraGood · Ozone · Fri 10/30/2026, 8:00 PM EDT
30Noblesville-191st St.Good · Ozone · Fri 10/30/2026, 8:00 PM EDT
30South Bend-Shields DrGood · Fine particles (PM2.5) · Fri 10/30/2026, 8:00 PM EDT
29AvonGood · Ozone · Fri 10/30/2026, 8:00 PM EDT
28Indpls-Ft. HarrisonGood · Ozone · Fri 10/30/2026, 8:00 PM EDT
27Anderson-Eastside Elem. SchGood · Ozone · Fri 10/30/2026, 8:00 PM EDT
27Gary-IITRIGood · Fine particles (PM2.5) · Fri 10/30/2026, 8:00 PM EDT
26Bloomington - BinfordGood · Fine particles (PM2.5) · Fri 10/30/2026, 8:00 PM EDT
25MechanicsburgGood · Fine particles (PM2.5) · Fri 10/30/2026, 8:00 PM EDT
25Salamonie ReservoirGood · Ozone · Fri 10/30/2026, 8:00 PM EDT
24Indpls-Harding StGood · Ozone · Fri 10/30/2026, 8:00 PM EDT
24Michigan City-4th StGood · Ozone · Fri 10/30/2026, 8:00 PM EDT
24Ogden DunesGood · Fine particles (PM2.5) · Fri 10/30/2026, 8:00 PM EDT
23AlbanyGood · Ozone · Fri 10/30/2026, 8:00 PM EDT
23Kokomo - E. Vaile Ave.Good · Ozone · Fri 10/30/2026, 8:00 PM EDT
22Hammond-141st StGood · Ozone · Fri 10/30/2026, 8:00 PM EDT
22HelmsburgGood · Ozone · Fri 10/30/2026, 8:00 PM EDT
21FairlandGood · Ozone · Fri 10/30/2026, 8:00 PM EDT
21Leo HSGood · Ozone · Fri 10/30/2026, 8:00 PM EDT
20Granger-Beckley St.Good · Ozone · Fri 10/30/2026, 8:00 PM EDT
18Columbus - Rocky Ford RdGood · Fine particles (PM2.5) · Fri 10/30/2026, 8:00 PM EDT
18ValparaisoGood · Ozone · Fri 10/30/2026, 8:00 PM EDT
15LaPorte-E. LincolnwayGood · Ozone · Fri 10/30/2026, 8:00 PM EDT
10Portage-Hwy 12Good · Coarse particles (PM10) · Fri 10/30/2026, 8:00 PM EDT
7Lafayette-Greenbush StGood · Fine particles (PM2.5) · Fri 10/30/2026, 8:00 PM EDT

Frequently asked questions

Where is the air worst in Indiana right now?: Elkhart-Prairie St. has the highest current reading at AQI 60 (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

See something wrong? Request a correction

More about Indiana

More national data

About this data

Environmental hazards and flood zones: Flood zones, hazard scores and pollution data come from federal and state agencies and are for general information only. They are not an official flood zone determination, environmental assessment or insurance rating. For a property decision, request an official determination from your community floodplain administrator, insurer or a licensed professional. Maps may not show recent changes.

Weather and emergencies: Weather, air quality and hazard information on this page is delayed and may be incomplete. It is not a substitute for official warnings. Always follow the National Weather Service, local emergency management and public safety officials. In an emergency, call 911. For evacuation orders, use your local official alert system.

DatenUS is a private website and is not affiliated with or endorsed by any government agency. We republish public data from the sources listed on this page. Data can be incomplete, delayed or wrong. Always check the original source before you make a decision.

Our servers read this data automatically from government sources. Errors can come from the source itself or from the way we read, process or display it, and we do not guarantee that it is accurate, complete or current. Verify anything important with the official source.

Report an error Read the full disclaimer

Indiana Air Quality

Monitoring sites in Indiana

By county

Frequently asked questions