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-2011-00467 SR189 International Border to Grand Avenue

Los Angeles District
Published Sept. 17, 2019

The Arizona Department of Transportation (ADOT) is proposing to increase traffic capacity, improve operational efficiency, and improve scour protection and stormflow capacity along State Route (SR) 189 between the Mariposa Port of Entry and Grand Avenue in Nogales, Arizona. Within waters of the U.S., ADOT is proposing to extend two culverts in unnamed washes and replace a bridge in Mariposa Wash at the SR189-Interstate 19 traffic interchange.