Oct 9, 2010
Superfund sites grow as money dwindles
Nationally, 23 sites were added to the Superfund list of the most hazardous contaminated sites.
TulsaWorld.com - Community
New system cleans part of Tar Creek
A new organic water treatment system has cleaned up one-fifth of contaminants that enter into the lead- and zinc-polluted Tar Creek stream in northern Ottawa County.