CERTIFICATION Our compost is STA Certified by the U.S. Compost Council as compost derived from curbside residential green waste. It is fine coarse screened to 3/8’’ minus. The Seal of Testing Assurance (STA) Program helps you make the best decision for your application by providing the 3 C’s: Clarity –...

Public disposal for Orange County residents/businesses ONLY. The County of Orange operates one of the nation’s premier solid waste disposal systems, providing this essential public service to residents and businesses in 34 cities and unincorporated areas. Our three active landfills are among the largest statewide, receiving more than four million...

FRONT OF POSTER BACK OF POSTER Anatomy of a Landfill Did you know solid waste needs are met while protecting and giving back to the environment? Download the "Anatomy of a Landfill" poster to learn how the County combines engineering and environmental stewardship to create award-winning landfills. To print, click...

Headquarters 601 N. Ross Street, 5th Floor Santa Ana, CA 92701 Hours: 8 a.m. to 5 p.m. Monday through Friday Phone: 714.834.4000 Fax: 714.834. 4001 After hours and weekend line : 714.834.6752 E-mail: info@ocwr.ocgov.com Construction & Demolition E-mail: CD@ocwr.ocgov.com Olinda Alpha Landfill / Valencia Greenery 1942 N. Valencia Ave. Brea...