EPAFinal Rule

Air Quality State Implementation Plans; Approvals and Promulgations: Guam; Guam Environmental Protection Agency; New Source Review

EnvironmentEnergyOther

Summary

This regulation updates Guam's air quality plans and rules for new industrial projects to ensure the island meets federal clean air standards. It sets requirements for how new factories and facilities must check their pollution impact before being approved to operate.

Key Points

  • 1Guam's Environmental Protection Agency must follow federal EPA guidelines when reviewing plans to build new industrial facilities
  • 2New businesses and factories must prove their projects won't significantly harm air quality before receiving permission to operate
  • 3The regulation applies to major new sources of pollution like power plants, refineries, and manufacturing plants in Guam
  • 4Companies may need to adopt cleaner technologies or reduce emissions from existing operations to offset pollution from new projects
  • 5This helps protect Guam residents' health by preventing air pollution levels from getting worse

Impact Assessment

If you are a manufacturer or industrial facility operator in Guam, this means you must conduct detailed air quality impact assessments and obtain approval before constructing or modifying your operations.

Impact Level
Moderate
Geographic Scope

State-specific

Compliance Cost

Moderate

Who is Affected
ManufacturersSmall BusinessesEnergy Companies

Key Dates

Published

September 18, 2025

Regulatory Connections

Authorized By
Amends CFR Sections
40 CFR Part 5140 CFR Part 52

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.