Tag: NAAQS

Tag: NAAQS

  • Projected Ozone Nonattainment Areas image

    Projected Ozone Nonattainment Areas

    Following yesterday’s news that the U.S. Environmental Protection Agency (EPA) will lower the current National Ambient Air Quality Standard (NAAQS) for ozone from 75 ppb to 70, here…

  • EPA Releases New Smog Rule image

    EPA Releases New Smog Rule

    Today, the U.S. Environmental Protection Agency (EPA) released a long-awaited rule targeting ground-level ozone, a respiratory irritant derived from the burning of fossil fuels as well as other industrial…