Household hazardous waste drop-off in St. Mary's County, Maryland
Household hazardous waste programs that list St. Mary's County, from county and Baltimore City pages and flyers, and the Maryland Department of the Environment list. Most programs serve only their own residents, so check “who can use it” on each listing.
Collection event
- County contact
- 301-475-4200
- Program
- Household hazardous waste collection events at St. Andrews Landfill
Upcoming collection events
- Collection event · 44837 St. Andrews Church Road, California, MD 20619 · Date: Sat, Nov 7, 2026Who can use it: St. Mary's County residents
No upcoming events are listed right now. Call St. Mary's County at 301-475-4200 for the next collection date.
Call ahead. Hours, limits and accepted items change. Confirm with the program before you go.
Last checked Mon, Oct 26, 2026. Each listing links to its own page with the official sources and the date we checked it. How we check · Report a correction.