CFR > Title 40 - Protection of Environment > CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY > SUBCHAPTER C—AIR PROGRAMS (Parts 50–99) > PART 81—DESIGNATION OF AREAS FOR AIR QUALITY PLANNING PURPOSES > SUBPART D—Identification of Mandatory Class I Federal Areas Where Visibility Is an Important Value (§81.400 to §81.437) > 81.430—Utah.

81.430—Utah.

Area name Acreage Public Law establishing Federal land manager
Arches NP 65,098 92-155 USDI-NPS
Bryce Canyon NP 35,832 68-277 USDI-NPS
Canyonlands NP 337,570 88-590 USDI-NPS
Capitol Reef NP 221,896 92-507 USDI-NPS
Zion NP 142,462 68-83 USDI-NPS