About EPA
EPA Organizational Structure
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Office of the Administrator
202-564-4700
Headquarters
offices
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Office of Administration and Resources Management
202-564-4600
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Office of Air and
Radiation202-564-7404
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Office of Chemical Safety and Pollution Prevention
202-564-2902
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Office of the Chief Financial Officer
202-564-1151
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Office of Enforcement and Compliance Assurance
202-564-2440
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Office of Environmental Information
202-564-6665
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Office of General Counsel
202-564-8040
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Office of Inspector General
202-566-0847
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Office of International and Tribal Affairs
202-564-6600
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Office Research and Development
202-564-6620
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Office of
Water
202-564-5700
Regional offices
(around the nation)
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Region 1 / Boston
617-918-1010
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Region 2 / New York
212-637-5000
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Region 3 / Philadelphia
215-814-2900
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Region 4 / Atlanta
404-562-8357
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Region 5 / Chicago
312-886-3000
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Region 6 / Dallas
214-665-2200
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Region 7 / Kansas City
913-551-7006
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Region 8 / Denver
303-312-6308
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Region 9 / San Francisco
415-947-8702
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Region 10 / Seattle
206-553-1234