Is Cedar Crest, MA tap water safe?
The short answer
Marshfield Water Department serves Cedar Crest. In EPA’s and Massachusetts’s records it has 2 results above EPA’s new limit, which takes effect in 2029, 1 result above the health goal and 1 result above EPA’s health benchmark, and 1 health-based violation since 2016.
The worst: PFOA at 7.0 ppt, above EPA’s new limit, which takes effect in 2029.
The water from Marshfield Water Department is soft to hard depending on the source, 39 to 124 mg/L (2.3 to 7.3 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 Marshfield Water Department’s water.
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ZeroWater 10 Cup Pitcher (ZP-010)
Pitcher
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53checked Oct. 4, 2026
Certified for: PFOA, PFOS, Lead
Aquasana Claryum Direct Connect (AQ-MF-1)
Under-sink carbon
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 16, 2026
Certified for: PFOA, PFOS, Lead
Express Water StreamLine Direct Connect System (USC001)
Under-sink carbon
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 16, 2026
Certified for: PFOA, PFOS, Lead
Water testing near Cedar Crest
The 3 labs Massachusetts certifies closest to Cedar Crest, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
Battelle Memorial Institute
Norwell, MA · about 7 miles
Certified for PFAS
Eurofins Providence (AB)
Middleborough, MA · about 18 miles
Certified for bacteria, nitrate, lead and copper, metals, minerals and other inorganics
G and L Labs Inc.
Quincy, MA · about 19 miles
Certified for bacteria
ZIP codes in Cedar Crest
Which ZIP codes are in Cedar Crest: 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 Cedar Crest
Other towns in Plymouth County with a page of their own.
What to do next
- Read Marshfield Water Department’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