Effluent Guidelines: Coal Mining Point Source Category; Amendments to Effluent Limitations Guidelines and New Source Performance Standards

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EPA data and comments (comment EPA is amending the wastewater regulations for the Coal Mining Point Source Category (40 CFR Part 434) by adding two new subcategories. EPA is establishing a new subcategory that will address pre-existing discharges at coal remining operations. EPA is also establishing a second new subcategory that will address drainage from coal mining reclamation and other non-process areas in the arid and semi-arid western United States. (source: website)
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University of Arizona

The Rangelands West collection includes articles, websites, reports, and multimedia resources focused on issues relevant to the Western U.S.  Also included are resources emanating from the 19 land-grant universitires that are members of the Rangelands Partnership and made available throught their respective state Rangelands websites.