Environmental Protection Agency Docket EPA-R03-OAR-2013-0492 Proposed Rule

2018-16796: Approval and Promulgation of Air Quality Implementation Plans; Delaware; Interstate Transport Requirements for the 2010 1-Hour Sulfur Dioxide Standard

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Summary

The Environmental Protection Agency (EPA) is proposing to approve portions of a state implementation plan (SIP) revision submittal from the State of Delaware. This revision addresses the infrastructure requirement for interstate transport of pollution with respect to the 2010 1-hour sulfur dioxide (SO<INF>2</INF>) national ambient air quality standard (NAAQS). This action is being taken under the Clean Air Act (CAA).

The agency’s own summary, as published.

What this changes

Amends 1 part of the Code of Federal Regulations — the standing rules this notice rewrites.

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