Federal regulations · Through 2026-08-25 · Newer source version available

40 CFR 81.406: Colorado.

Where this section sits in the code

Title 40—Protection of Environment
CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY
SUBCHAPTER C—AIR PROGRAMS
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

Area name Acreage Public Law establishing Federal land manager

Black Canyon of the Gunnison Wild 11,180 94-567 USDI-NPS

Eagles Nest Wild 133,910 94-352 USDA-FS

Flat Tops Wild 235,230 94-146 USDA-FS

Great Sand Dunes Wild 33,450 94-567 USDI-NPS

La Garita Wild 48,486 88-577 USDA-FS

Maroon Bells-Snowmass Wild 71,060 88-577 USDA-FS

Mesa Verde NP 51,488 59-353 USDI-NPS

Mount Zirkel Wild 72,472 88-577 USDA-FS

Rawah Wild 26,674 88-577 USDA-FS

Rocky Mountain NP 263,138 63-238 USDI-NPS

Weminuche Wild 400,907 93-632 USDA-FS

West Elk Wild 61,412 88-577 USDA-FS

Collected 2026-08-27T02:26:04Z. Source file · JSON