Public Notices

A public notice is the primary method for advising all interested parties of a proposed activity for which a permit is sought. Soliciting comments and information necessary to evaluate the probable impacts on the public interest. Public notices are also published to inform the public about new or proposed regulations, policies, guidance or permit procedures.  

Public Notices published by the Los Angeles District are posted on these three pages. There are two types of Public Notices; Regulatory and Project Public Notices. Comments are due by the expiration date of the public notice. 

Only comments submitted by email or in hard copy format through a delivery service, such as the U.S. Postal Service, can be accepted.   Comments must be submitted to the address listed in the public notice.

Public Notice Manager

SPL-2016-00547-MWL Resolution Copper Mine Tailings Storage Facility

Los Angeles District
Published Sept. 6, 2019

To discharge fill materials into approximately 124 acres of ephemeral waters of the U.S. associated with Dripping Springs Wash and several unnamed ephemeral drainages in order to construct a tailings storage facility (TSF), seepage collection facilities, stormwater diversions, and other related features. The proposed pipeline corridor would cross Queen Creek, Devils Canyon, Mineral Creek, and numerous unnamed ephemeral tributaries. Collectively, the TSF, its appurtenant features, and the pipeline comprise the Project subject to this Section 404 permit.