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Indiana Department of Environmental Management

Air Quality in Indiana

Air Quality in Indiana > Redesignations and Maintenance Plans > Redesignations and Maintenance Plans: Central Indiana Central Indiana

8-hour Ozone
Onroad Emissions MOBILE6.2 to MOVES

Annual Fine Particles
Onroad Emissions MOBILE6.2 to MOVES

1978 Annual Lead Standard (2009)
1978 Annual Lead Standard (2000)

SmogWatch Alerts

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Public Notices Air Toxics Monitoring