El Dorado Chemical Requests Expansion Permit From ADEQ by Luke Jones Posted 10/7/2013 12:00 am El Dorado Chemical Co. is seeking a draft air permit from the Arkansas Department of Environmental Quality as part of previously announced expansion plans. Want the Full Article? Get Unlimited Archive Access for $19.95 per Year Readers must pay to access articles older than 15 days. Articles newer than 15 days are not included in this offer. Purchase Now Already have archive access? Login to view this article.