Compost
WM EarthCare™ has four composting facilities in Northern California: Alameda, Butte, Marin, and San Joaquin counties, serving the unique needs of their communities.
Alameda – Mountain Harvest Compost – Now Available!
Yard trimmings mixed with residential food scraps and food-soiled paper are composted at Alameda County’s only state-of-the-art covered aerated static pile (CASP) facility located at the Altamont Landfill. Dedicated to quality, Mountain Harvest Compost will carry the US Composting Council’s Seal of Testing Assurance and is applying for listing by Organic Materials Review Institute and California Department Food and Agriculture for organic farming application.
Butte - Chico Compost
In 2013, Waste Management North Valley received the US Composting Council Seal of Testing Assurance (STA) for its locally sourced and produced compost made from yard trimmings. Chico Compost is used by home gardeners, farmers and ranchers alike.
View Current Test Results for Chico Compost
Marin - Homegrown Compost
Approved for organic farming application, Homegrown Compost is popular with Sonoma and Napa vineyards as well as home gardeners, landscapers and municipalities. It is produced from local yard trimmings mixed with residential food scraps and food-soiled paper in a state-of-the-art covered aerated static pile (CASP) facility at the Redwood Landfill. It carries the carries the industry’s standards for quality: the US Composting Council Seal of Testing Assurance (STA) and the Organic Materials Review Institute (OMRI) listing for organic farming.
View Current Test Results for Home Grown Compost
San Joaquin – Central Valley Compost
Approved for organic farming application, Central Valley Compost is popular among ranchers and farmers as well as home gardeners, landscapers and municipalities. It is produced from local yard trimmings mixed with residential food scraps and food-soiled paper and carries the industry’s standards for quality: the US Composting Council Seal of Testing Assurance (STA), the Organic Materials Review Institute (OMRI) listing for organic farming, and the nutrient label of the California Department of Food and Agriculture.
Homegrown Compost
WM EarthCare™ Homegrown Compost is a recipient of the US Composting Council Seal of Testing Assurance (STA), the Organic Materials Review Institute (OMRI) listing for use in organic farming, and the California Department of Food and Agriculture nutrient label, the industry standards for quality.
Chico Compost
In 2013, Waste Management North Valley received the US Composting Council Seal of Testing Assurance (STA) for its locally sourced and produced compost. In recognition of its closed-loop origins, the compost is called Chico Compost.
