Sonoma County Central Disposal Site

As of 2022, Sonoma County Central Disposal Site has approximately 16,633,355 tons of waste in place. The total permitted design capacity of the facility is 19,593,354 tons, meaning the site is currently at approximately 85% of its total design capacity. The facility accepts approximately 389,134 tons of waste per year based on the most recent annual data. At the current rate of fill, the facility is projected to reach capacity and close around 2046.

Sonoma County Central Disposal Site has an operational landfill gas-to-energy (LFGTE) project using a Reciprocating Engine system. The facility generates approximately 3.5 million standard cubic feet per day (mmscfd) of landfill gas, of which approximately 2.5 mmscfd is actively collected. The landfill gas contains approximately 48.7% methane content. The gas collection system includes 186 extraction wells. This type of project converts waste-generated methane into usable electricity, reducing greenhouse gas emissions while generating renewable energy for the local grid.

The operating hours for Sonoma County Central Disposal Site are as follows: Monday: 7:00 AM – 3:00 PM · Tuesday: 7:00 AM – 3:00 PM · Wednesday: 7:00 AM – 3:00 PM · Thursday: 7:00 AM – 3:00 PM · Friday: 7:00 AM – 3:00 PM · Saturday: 7:00 AM – 3:00 PM · Sunday: Closed. These hours are subject to change on holidays or due to weather conditions. We recommend contacting the facility directly at (707) 795-1693 before your visit to confirm current hours, especially if you are planning to drop off waste outside of typical business hours.

Sonoma County Central Disposal Site is located at 500 Mecham Rd, Petaluma, CA 94952, USA, 94952. The facility is situated in Sonoma County, California. Use the map on this page or enter the address into Google Maps or Apple Maps for turn-by-turn navigation. Call ahead at (707) 795-1693 for access instructions or gate codes if required.

Sonoma County Central Disposal Site currently covers approximately 135.4 acres with a depth of approximately 150 feet. The facility opened in 1971 and has been in continuous operation since then. The design specifications call for a total area of 175 acres. The size of a landfill reflects both its operational history and the volume of waste it has processed over its lifetime of service to the surrounding community.

Sonoma County Central Disposal Site has an active landfill gas (LFG) collection system in place. The facility generates approximately 3.5 million standard cubic feet per day (mmscfd) of landfill gas. Of that, approximately 2.5 mmscfd is collected by the system. The gas contains approximately 48.7% methane, which can be captured for energy generation. The facility operates 186 gas collection wells. Flares are in place at this facility. LFG collection reduces greenhouse gas emissions and, in some cases, generates renewable energy for the grid.

Sonoma County Central Disposal Site participates in the following environmental programs: composting services are available at this facility; an LFG energy project with status 'Operational' is associated with this site. These initiatives help reduce the environmental footprint of landfill operations by capturing resources, reducing greenhouse gas emissions, and diverting material from direct disposal. Contact the facility or its operator for more details on current environmental compliance status.

To contact Sonoma County Central Disposal Site, call (707) 795-1693. The mailing address is 500 Mecham Rd, Petaluma, CA 94952, USA. The directory information shown on this page is sourced from the EPA Greenhouse Gas Reporting Program (GHGRP) and the USDA Agricultural Marketing Service, last verified as of data year 2022. Data freshness status: Current. If you are the facility owner or operator and need to update this listing, use the claim listing option on this page.