Tribal Designations

Note: EPA no longer updates this information, but it may be useful for historical purposes. See the PM Designations Home Page for more recent information about PM Designations.

This is an unofficial list of tribes in PM_2.5 nonattainment areas as of April 5, 2005. Official nonattainment boundaries are specified in 40 CFR Part 81. This document in no way establishes tribal territories.

Map showing rough locations of tribes in nonattainment areas across the United States

Tribes in PM_2.5 Nonattainment Areas

Big Sandy Rancheria of Mono Indians of California
Cahuilla Band of Mission Indians of the Cahuilla Reservation, California
Cold Springs Rancheria of Mono Indians of California
Match-E-Be-Nash-She-Wish Band of Pottawatomi Indians of Michigan
Morongo Band of Cahuilla Mission Indians of the Morongo Reservation, California
Northfork Rancheria of Mono Indians of California
Pechanga Band of Luiseno Mission Indians of the Pechanga Reservation, California
Picayune Rancheria of Chukchansi Indians of California
Ramona Band or Village of Cahuilla Mission Indians of California
San Manual Band of Serrano Mission Indians of the San Manual Reservation, California
Santa Rosa Indian Community of the Santa Rosa Rancheria, California
Santa Rosa Band of Cahuilla Mission Indians of the Santa Rosa Reservation, California
Soboda Band of Luiseno Mission Indians of the Soboda Reservation, California
Table Mountain Rancheria of California

Tribal Recommendations and EPA Responses

Tribal Designations

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