Orange County North Basin

Regulatory timeline

1. January 18, 2018Proposed for the NPL
2. September 3, 2020Established 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. September 3, 2025Projected five-year review (reinspection), cycle 1
2. September 3, 2030Projected five-year review (reinspection), cycle 2
3. September 3, 2035Projected five-year review (reinspection), cycle 3

Official EPA records