1976 - Congress passed the Resource Conservation and Recovery Act (RCRA) to ensure hazardous waste is treated, stored, and disposed of properly in the United States.
All facilities that currently or plan to treat, store, or dispose of hazardous wastes must obtain a RCRA permit.
When a regulated facility requests to close a unit, a landfill or impoundment for instance, the work is completed under a post-closure permit.
The unit is an area where:
Early 1990s - closed two impoundments that managed hazardous wastes as hazardous waste landfills:
Evraz Rocky Mountain Steel Mills' Post-Closure Permit was renewed in September 2005.
For more information about this permit modification, or the Rocky Mountain Steel Mills environmental cleanup, please contact one of the information repositories:
Robert Hoag Rawlings Library
Colorado Department of Public Health and Environment
For other information, please contact:
Jeannine Natterman, Public Information Officer
Brenda Falwell-Zehr, Environmental Engineer