Perfect World

Superfund / Tennessee

NPL Site · EPA Region 4

Walker Machine Products, Inc.

Collierville, Shelby County, Tennessee

Industry (inferred)Technology & Electronics
Electronics & circuit boards
EPA IDTNN000410124
HRS score50.00
ProposedDecember 12, 2013
ListedMay 12, 2014
Construction complete
Deleted

Regulatory timeline

  1. December 12, 2013Proposed for the NPL
  2. May 12, 2014Established on the NPL (final listing)

Projected reinspection cycle

CERCLA requires a five-year review while hazards remain on site. These dates are projected from this site's cleanup timeline — they are estimates, not EPA-published dates. Check the site progress profile for the actual review schedule.

  1. May 12, 2024Projected five-year review (reinspection), cycle 2
  2. May 12, 2029Projected five-year review (reinspection), cycle 3
  3. May 12, 2034Projected five-year review (reinspection), cycle 4

Official EPA records