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EPA Orders Arizona to Revamp Air Quality Permit

6/4/2025

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Summary

Story summary

The EPA is stepping in to ensure cleaner air in Arizona, demanding the state's Department of Environmental Quality to overhaul the air quality permit for the South32 Hermosa mining project. With worries over monitoring and emission limits, Arizona has just 90 days to make necessary changes, or the EPA will take control of the review process.

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Story summary

The EPA is stepping in to ensure cleaner air in Arizona, demanding the state's Department of Environmental Quality to overhaul the air quality permit for the South32 Hermosa mining project. With worries over monitoring and emission limits, Arizona has just 90 days to make necessary changes, or the EPA will take control of the review process.