Content block block-193577110-1779576063 Body Costa Mesa – NEWPORT AVENUE Location: The site is located at the northwest corner of 55 Freeway and Bristol Street in the City of Costa Mesa. Dates of Operation and Closure: The County operated the refuse disposal station from 1946 to 1955. Current Land Use: Restaurant; office buildings; apartment buildings. County owned: NO Regulatory Links Regional Water Quality Control Board – Santa Ana (RWQCB-SA) CalRecycle Please contact us at 714-834-4000 if you have questions regarding this site.