Area Designations for 2006 24-Hour Fine Particle (PM2.5) Standards
2006 24-Hour PM2.5 Standards — Tribal Area Status - December 2008 (Not Final)
This is an unofficial list of tribes in 24-hour PM2.5 nonattainment areas that EPA intended to designate based on 2005-2007 data. Official nonattainment boundaries are specified in 40 CFR Part 81. This document in no way establishes tribal territories.
- 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
- Enterprise Rancheria of Maidu Indians of California
- Federated Indians of Graton Rancheria
- Ho-Chunk Nation of Wisconsin
- Lytton Rancheria of California
- Mechoopda Indian Tribe of Chico Rancheria
- Mooretown Rancheria of Maidu Indians of California
- Morongo Band of Cahuilla Mission Indians of the Morongo Reservation, California
- North Fork Rancheria of Mono Indians of California
- Oneida Tribe of Wisconsin
- Pechanga Band of Luiseno Mission Indians of the Pechanga Reservation, California
- Picayune Rancheria of Chukchansi Indians of California
- Puyallup Tribe of the Puyallup Reservation, Washington
- Ramona Band or Village of Cahuilla Mission Indians of California
- San Manuel Band of Serrano Mission Indians of the San Manuel Reservation, California
- Santa Rosa Indian Community of the Santa Rosa Rancheria, California
- Shingle Springs Band of Miwok Indians, Shingle Springs Rancheria (Verona Tract), California
- Soboba Band of Luiseno Mission Indians of the Soboba Reservation, California
- Table Mountain Rancheria of California
- Tule River Indian Tribe of the Tule River Reservation, California
- United Auburn Indian Community of the Auburn Rancheria of California