Air Quality State Implementation Plans; Approvals and Promulgations: Guam; Base Year Emissions Inventory for the 2010 1-Hour Sulfur Dioxide National Ambient Air Quality Standard for the Piti-Cabras Nonattainment Area
Summary
The EPA is reviewing Guam's air quality plan to ensure the Piti-Cabras area meets federal sulfur dioxide pollution standards. This regulation establishes a baseline measurement of how much sulfur dioxide was released in the area in 2010, which helps the EPA determine if Guam is making progress in reducing air pollution that can harm people's health.
Key Points
- 1Guam must create a detailed inventory showing how much sulfur dioxide pollution was released in the Piti-Cabras area in 2010 as a starting point
- 2Sulfur dioxide is a harmful air pollutant that can cause breathing problems, especially for children and people with asthma
- 3The EPA is giving the public until August 16, 2025 to comment on this regulation before making a final decision
- 4This baseline helps determine if Guam's air quality improvement efforts are working and whether the area will meet clean air standards
- 5Guam must submit a state implementation plan showing how it will reduce sulfur dioxide pollution to meet federal health and safety requirements
Key Dates
July 17, 2025
This summary is for informational purposes only. It may not capture all nuances of the regulation. Always refer to the official text for authoritative information.
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