The Four Corner Power Plant (FCPP), operated by Arizona Public Service (APS), is located on the Navajo Nation and approximatly 50 km from Mesa Verde National Park (NP). The plant is located within 300 km of 16 Class I areas, which also includes Arches, Bandelier, Black Canyon, Canyonlands, Capitol Reef, Grand Canyon, Great Sand Dunes, and Petrified Forest NPs (areas also administered by the National Parks Service (NPS)). The detailed comments on the APS BART analysis for FCPP are listed.

Appendix A: Control Effectiveness

Appendix B: Control Cost Estimates

Appendix C: Emissions Estimates

Appendix D: Modeling