Bureau Of Environmental Services


    Curbside yard trim collection will resume Monday, March 12, three weeks ahead of schedule, to accommodate residents impacted by this past weekend's wind storm. Please remember, yard trim items should be placed in paper bags or reusable containers (plastic bags are not accepted), or tied or bundled with sturdy string that will not break. Each item may not exceed 40 pounds and branches must be 4 inches or less in diameter and less than 4 feet in length. Bundles of branches must not exceed 18 inches in diameter. If you are not sure whether you receive curbside yard trim collection, please visit our yard trim webpage and click on the "find your collection days" link.

    Additionally, starting Wednesday, March 7, drop-off locations will be set up at Howard County Recreation and Parks' Western Regional Park (14800 Carrs Mill Rd, Woodbine, MD), Schooley Mill Park (12975 Hall Shop Road, Highland, MD) and North Laurel Community Center (9411 Whiskey Bottom Road, Laurel, MD) where Howard County residents may dispose of yard trim debris ONLY. Marked by signage, these three sites will be open daily from March 7 to March 21, 8:00 a.m. to dusk for yard trim debris only.

    The Alpha Ridge Landfill's Wood Waste Area is available for Howard County residents to drop off material, Monday through Saturday from 8:00 a.m. through 4:00 p.m

Mark DeLuca, Chief
6751 Columbia Gateway Drive, Suite 514
Columbia, MD 21046

Employees operate the County landfill, implement and manage recycling programs, oversee residential curbside collections and administer storm water management.

Mission Statement: Advancing environmental responsibility through responsive solutions and service.

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Howard County's Solid Waste Management Plan 2014-2024

Alpha Ridge Landfill

    Alpha Ridge Landfill, located at 2350 Marriottsville Road, is open Monday-Saturday from 8 am to 4 pm to both residential and commercial customers. This section provides information on the landfill location, hours of operation, household hazardous waste drop-off, landfill permits, recycling center drop-off, prohibited items and trash.

    NOTE: The Household Hazardous Waste Drop-off Center at the Landfill is open Saturdays, 8 am to 4 pm April through November.

    Visit the Alpha Ridge Landfill website.

Curbside Collections

    Curbside trash and recycling collection is provided once per week to single family, townhome and condominium residents. This section provides information on general trash tips, rules and regulations for curbside collection, inclement weather policy, holiday collection schedule, tips to cut your trash in half, where to call for more information and trash drop-off location. 

    Visit the Curbside Collections website.


    Curbside collections and drop-off opportunities are available to residents year-round. This section provides information on how to recycle, recycling rules and regulations and seasonal solutions for recycling.

    Visit the Recycling website.

Storm Water Management

    The Storm Water Management Division inspects storm water management facilities and manages stream and watershed studies and restoration projects in the County. The Division also maintains and assists residents with interpreting the County’s flood plain studies and flood insurance maps. This section provides information on the storm water management, watershed management, flood protection, community involvement, illicit discharge, and the Howard County Storm Water Management Design Manual.

    Tiber-Hudson and Plumtree Branch Stream Corridor Assessment and Case Study: Valley Mede-Ellicott City Tropical Storm Lee Flood Event.

    Learn more about the Watershed Protection and Restoration Fund.

    Visit the Storm Water Management website.

Mark DeLuca - Chief, Bureau of Environmental Services
(410) 313-6444

Jeff Dannis - Chief, Operations Division (Alpha Ridge Landfill) 
(410) 313-6419

Mark Kreis - Chief, Collections Division
(410) 313-6444

Alan Wilcom - Chief, Recycling Division
(410) 313-6433

Mark S. Richmond, P.E. - Chief, Stormwater Management Division
(410) 313-6413