About EPA
Bubble Policy
Under EPA's "bubble policy," a plant complex with several facilities can decrease pollution from some facilities while increasing it from others, so long as total results are equal to or better than previous limits.
Press Releases
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"Bubble" Policy Added to EPA's Cleanup Strategy
[EPA press release - December 3, 1979] -
Statement on the U.S. Supreme Court's Ruling of June 25th on EPA's "Bubble" Policy to Control Air Pollution
[EPA press release - June 26, 1984]