NRC grants review of Homestake Mining’s groundwater ACL application

[Marlin]

NRC grants review of Homestake Mining's groundwater ACL application

https://www.ans.org/news/2026-09-29/article-8444/nrc-grants-review-of-homestake-minings-groundwater-acl-application/

[Core Content]

The Nuclear Regulatory Commission has agreed to review an amended application from Homestake Mining Company. The company seeks alternative concentration limits and revised groundwater treatment options for its former uranium milling site near Milan, New Mexico. The agency expects to complete its technical evaluation by September 2027.

The review follows a previous denial in 2023 that cited insufficient property ownership data and technical details. This long-running remediation project stems from unlined uranium tailings impoundments used between 1958 and 1990. The current application addresses state regulatory concerns and property boundaries while facing ongoing scrutiny from local environmental authorities.

The Nuclear Regulatory Commission has announced that it will begin review of Homestake Mining Company's application to pursue alternative concentration limits (ACLs) and revised treatment options of groundwater contaminants at its Grants Reclamation Project site near Milan, N.M.

In a letter dated September 24, the NRC declared that Homestake Mining's license amendment request (LAR), filed on June 30 of this year, presented sufficient information to allow a technical review of the request to proceed. This stands in contrast to the NRC's denial, citing a lack of information, of a similar application that Homestake Mining submitted in 2022, a decision that some local groups celebrated. It also follows the NRC's September 1 announcement of a proposed two-part rule to...

Read the full article at ans.org:
https://www.ans.org/news/2026-09-29/article-8444/nrc-grants-review-of-homestake-minings-groundwater-acl-application/