Operable Unit 2 - Lincoln Park soils record of decision
- Focused feasibility study Lincoln Park study area 1983.
- Final Lincoln park ground water report 1983. This is a PDF Portfolio; download and open with Adobe to view.
- Cotter remedial investigation 1986. This is a PDF Portfolio; download and open with Adobe to view.
- Cotter remedial alternatives 1986.
- Proposed Plan 2000.
- Operable Unit 2 - Lincoln Park soils record of decision 2002.
Water use surveys
Old Tailings Pond Area (OPA) cleanup
Cotter OPA proposed plan 2005
Cotter decision document for enhancing ground water quality 2006