http://www.pasodelsur.com/news/plantimeline.html
see:
Blog shown in web view. Mrs. Mcmurray 's obtained proof Asarco smelter poisoned El Paso TX through what the EPA & US DOJ said was illegal burning of illegal hazardous/radioactive wastes 1991-98. (see 73 page 1998 conf. for settlement purposes only DOJ EPA Asarco doc,10/06 nytimes) We have never been told what actinides, forever chemicals, dioxins etc are present from illegal Asarco actions.