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 | | II-C-5 Letter and attachment, J. Crowder, EPA:ESD, to E. Riege, ASARCO Incorporated, August 17, 1992, enclosing a draft trip report based on information obtained during site visit to the ASARCO, Incorporated facility in Hayden, Arizona, on April 30, 1992. |
 | | II-C-28 Letter and attachments, E. Crumpler, EPA:OAQPS:ESD:MG, to M. Traubert, Arizona Department of Environmental Quality, April 9, 1996, enclosing scope of work for the 105 grant activity to assist the US EPA in the development of MACT standards for primary copper smelters. |
 | | II-C-30 Letter, B. Jordan, EPA:ESD, to N. Wrona, Arizona Department of Environmental Quality (ADEQ), January 16, 1997, response to November 7, 1996 letter which proposed permission for the ADEQ be allowed to develop a case-by-case MACT type standard for the three primary copper smelters located in Arizona. |
| www.epa.gov /ttn/atw/copper/coppdoc.txt (5144 words) |
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