EPA Extends Attainment Date for Denver's PM-10 Nonattainment Area

Summary

The Environmental Protection Agency (EPA) has granted a one-year extension of the attainment date for the Denver, Colorado particulate matter with an aerodynamic diameter less than or equal to a nominal 10 micrometers (PM-10) nonattainment area, based on monitored air quality data from 1992-94 and the applicable state implementation plan (SIP).