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About Breathe Project
Breathe Collaborative
Our Team
Careers
Resources
Public Health Facts
Database of Resources
Air Pollution Sources
Fracking & Petrochemicals
Glossary of Terms
Tech Tools
All Tech Tools
Breathe Cam
Smell Pittsburgh
Plume Pittsburgh
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Breathe Project In the News
Environmental Integrity Project: DEP Made Changes To Permit For MarkWest Harmon Creek Natural Gas Processing Plant In Washington County To Reduce Air Emissions, Improve Accountability
Information
July 1, 2025
By David E. Hess
PA Environment Digest Blog
Communities:
Washington
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