Subpart QQ — South Dakota
- §52.2170 Identification of plan.
- §52.2171 Classification of regions.
- §52.2172 Approval status.
- §52.2173 Legal authority.
- §52.2174-52.2177 Reserved
- §52.2178 Significant deterioration of air quality.
- §52.2179 Visibility protection.
- §52.2180 Stack height regulations.
- §52.2181 Reserved
- §52.2182 PM 10 Committal SIP.
- §52.2183 Variance provision.
- §52.2184 Operating permits for minor sources.
- §52.2185 Change to approved plan.
- §52.2186 Original identification of plan section.