National Wildlife Refuge System

Air Quality in Refuges

The Air Quality in Refuges pages provide information on refuges and wilderness areas managed by the U.S. Fish and Wildlife Service (FWS) as well as Inventory & Monitoring (I & M) networks. Air Quality in Refuges pages identifies air quality related values for Class I air quality areas and provides guidance on analysis for evaluating impacts to air quality related values. These Air Quality in Refuge pages maintains information on 21 FWS Class I areas and other FWS Class II sensitive areas.


Please also visit the National Park website for similar air quality information for areas maintained by the National Park Service.


To access the Air Quality information on this page. You may 1) select a Fish and Wildlife Service Class I refuge from the drop-down lists, or 2) click on a FWS Class I unit from the map or 3) select a wilderness area or national wildlife refuge (NWR) from the alphabetical list by state below.


Select an FWS area » 

Alphabetical Listing by State of Class I Wildlife Refuges:


Bering Sea Wilderness
Simeonof Wilderness
Tuxedni Wilderness

Chassahowitzka NWR
St. Marks NWR

Okefenokee NWR
Wolf Island NWR

Breton NWR

Moosehorn NWR

Seney NWR

Mingo NWR


Medicine Lake NWR
Red Rock Lakes NWR

New Jersey
Brigantine Wilderness

New Mexico
Bosque Del Apache NWR
Salt Creek Wilderness

North Carolina
Swanquarter NWR

North Dakota
Lostwood NWR

Witchita Mountains NWR

South Carolina
Cape Romain NWR

Last updated: March 15, 2013