Water testing in Frederick County, MD

Local water testing: Frederick County Health Department, Environmental Health. Price not posted.

Well water

FCHD Well Water Sampling Program

Price not posted

Bacteria
Nitrate
Turbidity

Submit the FCHD Application for Private Water Well Testing to schedule a certified sampler appointment, Monday through Thursday; the department does not accept drop-off samples.

Order a test

Who can use it: Private well owners in Frederick County; special requirements apply for Certificate of Potability, daycare, foster care, and adoption purposes.

Frederick County Health Department, Community Services and Development Review, 350 Montevue Lane, Frederick · 301-600-1717

Checked October 1, 2026. Official page · Report a change

See statewide tests and certified-lab lists for Maryland.

What your results mean