When will conformity apply in PM2.5 nonattainment areas?
EPA’s PM2.5 nonattainment designations were published in the Federal Register on January 5, 2005, effective April 5, 2005. Therefore, in these nonattainment areas, conformity under the PM2.5 standard will apply April 5, 2006. For more information on PM2.5 designations, see EPA’s website at: http://epa.gov/pmdesignations/.
Related Questions
- If an MPO contains portions of more than one nonattainment/maintenance area, must it determine conformity of the different areas at the same time?
- Does the conformity guidance for multi-jurisdictional areas apply only to the 8-hour standard, or does it also apply to PM2.5 and other standards?
- How is transportation conformity determined in noncontiguous PM2.5 nonattainment areas?
