On August 7, 2015 EPA approved Arizona’s 2012/2014 Section 303(d) list. The approval letter and enclosure are provided below.
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EPA Approval Letter to Arizona Department of Environmental Quality (ADEQ) (PDF)(1 pg, 281 K,
08/07/2015)
EPA’s approval of Arizona's 2012/2014 303(d) list.
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Enclosure: Review of Arizona’s 2012-2014 Section 303(d) List (PDF)(12 pp, 82 K,
07/07/2015)
The purpose of this document is to describe the rationale for EPA's approval of Arizona’s 2012-2014 list of water quality limited segments requiring a Total Maximum Daily Load (TMDL) under Clean Water Act, Section 303(d).