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LEONARDTOWN, MD (June 5, 2026) – Due to construction work occurring near the Environmental Health entrance and parking area at the health department on 21580 Peabody Street, Leonardtown, walk-in Environmental Health services will be limited to dropping paperwork off at the Main Entrance of the building on Monday, June 8, 2026.
Environmental Health staff will remain available to assist residents by phone at 301-475-4321 and by email at smchd.env@maryland.gov.
Normal walk-in services will resume on Tuesday, June 9, 2026, at 7:00 a.m.
Please note that this temporary closure only affects the Environmental Health entrance and walk-in services. All other St. Mary’s County Health Department programs and services will continue to operate as usual.
We apologize for any inconvenience and appreciate your patience during this work.
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Mon – Fri: 8:00 am – 5:00 pm
Mon – Fri: 8:30 am – 4:00 pm
Mon & Thurs: 7:00 am – 2:00 pm
Tues, Wed, & Fri: 7:00 am – 4:30 pm
Need Assistance?
For general Health Department questions, please call our main office at 301-475-4330.
For measles-related questions, please contact our Measles Call Center Monday – Friday from 8:00 a.m. – 4:30 p.m. at 240-735-8288.
Health Care Providers: Please use the contact information listed on our Provider Resources page to report suspected or confirmed infectious diseases. Provider reporting should not be directed to the community call center.