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The United States Environmental Protection Agency's ( EPA ) website states: " Of the lakes and streams surveyed, acid rain caused acidity in 75 percent of the acidic lakes and about 50 percent of the acidic streams ".

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The United States Environmental Protection Agency's ban on Mirex, a pesticide that was used in extermination work, led DeLay to oppose government regulation of businesses, a belief that he has carried with him throughout his political career.

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The United States Environmental Protection Agency's ( EPA ) Exposure Reference Dose ( RfI ) for MeHg is 0. 1 micrograms per kg body weight per day.

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