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 stories older than 15 days. Purchase Now Already have archive access? Login to view this article.