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Day 28
Note: EPA no longer updates this information, but it may be useful as a reference or resource.
- Standards of Performance for Electric Utility Steam Generating Units for Which Construction Is Commenced After September 18, 1978; Standards of Performance for Industrial-Commercial-Institutional Steam Generating Units; and Standards of Performance for Small Industrial- Commercial-Institutional Steam Generating Units [HTML] or [PDF]
- Approval and Promulgation of Air Quality Implementation Plans; Indiana
- Approval and Promulgation of Air Quality Implementation Plans; Indiana
- Agency Information Collection Activities: Proposed Collection; Comment Request; National Survey on Environmental Management of Asthma, EPA ICR Number 1996.03, OMB Control Number 2060-0490
- Inventory of U.S. Greenhouse Gas Emissions and Sinks: 1990-2003
- Agency Information Collection Activities: Proposed Collection; Comment Request; Recordkeeping and Period Reporting of the Production, Import, Export, Recycling, Destruction, Transhipment and Feedstock Use of Ozone-Depleting Substances, EPA ICR Number 1432.22, OMB Control Number 2060-0170
AIR TEXT Files - [ZIP 81kb] - Approval and Promulgation of Air Quality Implementation Plans; Indiana