Office
Open 8:30am to 4:30pm
Phone: 301-334-6983
Fax: 301-334-6984
2008 Maryland Highway Suite 2
Mountain Lake Park, MD 21550
Mail/In Person Payments
Open 8:30am to 4:30pm
Phone: 301-334-1965
Billing & Collection Office
203 South 4th St. Room 107A
Oakland, MD 21550
Warehouse & Maintenance Facilities
Open: 7:00am to 3:00pm
Phone: 301-334-8382
Fax: 301-334-8438
200 Francis Sanders Drive West
Mountain Lake Park, MD 21550
Michael Avona
Warehouse Coordinator
Email: [email protected]
Please call for grinder pricing
Water Quality Laboratory
Open: 7:00am to 3:00pm
762 Mayhew Inn Road
Oakland, MD 21550
