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  2. Sulfur Dioxide (SO2) Pollution

Findings of Failure to Submit State Implementation Plans (SIP) Required for Attainment of the 1-Hour Primary Sulfur Dioxide National Ambient Air Quality Standard (NAAQS) Fact Sheet

This page contains the 2016 fact sheet for the Findings of Failure to Submit State Implementation Plans (SIPs) for 2010 Sulfur Dioxide (SO2) Standard for 11 states.

For more information on the rule please go to 2010 Sulfur Dioxide (SO2) National Ambient Air Quality Standards (NAAQS) Implementation Actions.

  • Findings of Failure to Submit State Implementation Plans (SIP) Required for Attainment of the 1-Hour Primary Sulfur Dioxide National Ambient Air Quality Standard (NAAQS) Fact Sheet (pdf) (46.39 KB, March 10, 2016)

Sulfur Dioxide (SO2) Pollution

  • Sulfur Dioxide Basics
  • Setting & Reviewing SO2 Standards
  • Primary SO2 Standard Regulatory Actions
  • Secondary NO2 and SO2 Standard Regulatory Actions
  • Implementing SO2 Standards
  • Primary SO2 Standard Implementation Actions
  • SIP Checklist Guide
  • SIP Training Presentations and Assistance
  • SO2 Measurement and SIP Data
  • Other Criteria Air Pollutants
Contact Us about Sulfur Dioxide (SO2) Pollution
Contact Us about Sulfur Dioxide (SO2) Pollution to ask a question, provide feedback, or report a problem.
Last updated on July 16, 2025
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