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EPA Has Reduced Its Backlog of State Implementation Plans Submitted Prior to 2013 but Continues to Face Challenges in Taking Timely Final Actions on Submitted Plans

Report Information


Report #21-E-0163, June 14, 2021

Delays in EPA SIP actions increase the risk that state or local air agencies are not implementing plans sufficient to achieve or maintain the NAAQS.

Report Materials

This report relates to: Project #OA&E-FY20-0125

Date Issued
Report Number
Report Type
Environmental Investment and Infrastructure (EII)
Questioned Costs
Funds for Better Use