Tag: Marginal Nonattainment

  • Ozone: EPA Designates Marginal Nonattainment Areas in Utah

    The Wasatch Front and parts of the Uinta Basin were designated as Marginal nonattainment areas for ozone this week by the EPA. A Marginal designation is the least stringent classification for a nonattainment area and doesn’t require the state to submit a formal State Implementation Plan (SIP).

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