Is Westminster, MD tap water safe?
The short answer
City of Westminster serves Westminster. In EPA’s and Maryland’s records it has 2 results above EPA’s new limit, which takes effect in 2029 and 2 results above the health goal, and 4 health-based violations since 2016.
The worst: PFOA at 12.4 ppt, above EPA’s new limit, which takes effect in 2029.
Some homes in a town are on private wells or a small system of their own. The name on your water bill tells you which is yours.
What handles it
Each of these is certified, on a certifier’s listing, for a result above a line in City of Westminster’s water.
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Countertop reverse osmosis
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 58NSF/ANSI 401checked Oct. 4, 2026
Certified for: PFOA, PFOS, Nitrate, Arsenic
Aquasana SmartFlow Reverse Osmosis (AQ-SFRO2)
Under-sink reverse osmosis
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 58NSF/ANSI 401checked Oct. 9, 2026
Certified for: PFOA, PFOS, Nitrate, Arsenic
Brondell Capella RC250 Reverse Osmosis System
Under-sink reverse osmosis
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 58NSF/ANSI 401checked Oct. 9, 2026
Certified for: PFOA, PFOS, Arsenic
Water testing near Westminster
The 3 labs Maryland certifies closest to Westminster, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
Fountain Valley Analytical Laboratory, Inc.
Westminster, MD · about 4 miles
Certified for bacteria, nitrate, minerals and other inorganics
Advanced Environmental Concepts, Inc.
Sykesville, MD · about 14 miles
Certified for organic chemicals, disinfection byproducts
Laboratory Analytical and Biological Services, Inc. (Labs Inc)
New Oxford, PA · about 20 miles
Certified for bacteria, nitrate, lead and copper, metals, minerals and other inorganics
Maryland Department of Health laboratory: Testing of private well water for bacteria, nitrate, lead, copper, iron, hardness and more, on samples sent in through your local health department. Bacteria is $41, nitrate $18, and lead, copper or iron $20 each. Well Water Testing Fees, Maryland Department of Health.
All 92 certified labs for MarylandWhich ZIP codes are in Westminster: Census 2020 relationship files. Which utilities serve them, and how many people: EPA SDWIS and EPA’s service area map. Each utility’s results: EPA UCMR 5, EPA SDWIS, and EPA’s and the state’s compliance monitoring, as its report lists them. How they are measured: methodology. Certified labs: MDE, Maryland's certified drinking water laboratories; distances from the Census 2020 ZIP code tabulation area gazetteer.
Near Westminster
Towns nearby with a page of their own.
What to do next
- Read City of Westminster’s full reportEvery result with its dates, the violations, and the certification claim that handles each finding.Open the report
- Filters for PFOARanked by certification and what they cost over five years.The best water filters for PFAS, ranked
- On a private well?No utility tests a well. A certified lab test is the first step.How to test well water