2025-08072Proposed Rule

South Dakota's Air-Clearing Plan Wins EPA Approval Boost

Published Date: 5/14/2025

Proposed Rule

Summary

The EPA is giving a thumbs-up to South Dakota’s updated plan to clear up the skies and reduce haze in special natural areas. This plan helps keep the air cleaner and the views clearer for everyone, especially in protected parks. The changes kick in during the second phase of the program, making sure South Dakota keeps making progress without extra costs for businesses or residents.

Analyzed Economic Effects

1 provisions identified: 1 benefits, 0 costs, 0 mixed.

EPA to Approve South Dakota Haze Plan

The EPA is proposing to approve South Dakota’s Regional Haze State Implementation Plan (SIP) that the State submitted on July 29, 2022, for the program’s second implementation period. The plan is meant to reduce human-caused haze and improve visibility in mandatory Class I Federal areas (protected parks), and the action is described as keeping progress going without extra costs for businesses or residents.

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Key Dates

Published Date
5/14/2025

Department and Agencies

Department
Independent Agency
Agency
Environmental Protection Agency
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