Contractors
DEP's Stormwater Facility Maintenance Program relies on skilled and knowledgeable contractors to perform maintenance on stormwater management facilities. A company that performs maintenance on a structural stormwater management facility must hold a certificate of attendance from an approved training program. DEP offers a list of all the companies that have completed the required training.
County Approved
List of contractors approved by the County for maintenance of
Note: Only companies who have a Vac Truck and a Collectors License are eligible to be included on the Underground Contractor List.
Additional Contractors
DEP does not approve contractors for maintenance of small-scale Environmental Site Design or Low Impact Development BMPs such as rain gardens, micro bioretention, pervious pavement, or green roofs. However, a list of green roof maintenance contractors compiled by a local engineering firm can be found at the link below. Inclusion on this list should not be considered a recommendation by DEP.
What to Expect
After you complete your test, a Certificate of Attendance will be sent to the email provided on the survey. Please email stormwaterhelp@montgomerycountymd.gov with any questions or access to study materials.