March Air Force Base

Regulatory timeline

1. July 14, 1989Proposed for the NPL
2. November 21, 1989Established 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. November 21, 2024Projected five-year review (reinspection), cycle 7
2. November 21, 2029Projected five-year review (reinspection), cycle 8
3. November 21, 2034Projected five-year review (reinspection), cycle 9

Official EPA records