Is Maynard, MA tap water safe?
The short answer
Maynard DPW, Water Division serves Maynard. In EPA’s and Massachusetts’s records it has 1 result above the legal limit, 2 results above EPA’s new limit, which takes effect in 2029 and 1 result above the health goal, and 5 health-based violations since 2016.
The worst: Total trihalomethanes (TTHM) at 63.3 ppb, above the legal limit.
The water from Maynard DPW, Water Division is soft to hard depending on the source, 36 to 179 mg/L (2.1 to 10.5 grains per gallon). How Massachusetts’s water compares.
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 Maynard DPW, Water Division’s water.
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Aquasana Clean Water Machine (AQ-CWM2)
Countertop
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 9, 2026
Certified for: Total trihalomethanes (TTHM), PFOA, PFOS, Lead
Ninja HydraSense Countertop Water Filtration System (WF1001)
Countertop
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 9, 2026
Certified for: Total trihalomethanes (TTHM), PFOA, PFOS, Lead
PUR PLUS Faucet Filtration System, Horizontal (PFM400H)
Faucet mount
- NSF listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 16, 2026
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 16, 2026
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 16, 2026
Certified for: Total trihalomethanes (TTHM), PFOA, PFOS, Lead
Water testing near Maynard
The 3 labs Massachusetts certifies closest to Maynard, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
Eurofins Ayer
Ayer, MA · about 11 miles
Certified for bacteria, nitrate, minerals and other inorganics
Pace Analytical LLC-Westborough
Westborough, MA · about 14 miles
Certified for bacteria, nitrate, minerals and other inorganics
Proverde Environmental, Inc.
Milford, MA · about 19 miles
Certified for PFAS
ZIP codes in Maynard
Which ZIP codes are in Maynard: 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: MassDEP Online Searchable Laboratory Certification Listing, potable water; distances from the Census 2020 ZIP code tabulation area gazetteer.
Near Maynard
Other towns in Middlesex County with a page of their own.
What to do next
- Read Maynard DPW, Water Division’s full reportEvery result with its dates, the violations, and the certification claim that handles each finding.Open the report
- About Total trihalomethanes (TTHM)What it does to health, where it comes from, and the certification claim that addresses it.About Total trihalomethanes (TTHM)
- On a private well?No utility tests a well. A certified lab test is the first step.How to test well water