Plymouth Tap Water Quality Report
Plymouth's water has 5 contaminants above EPA MCLGs. We recommend using a certified water filter.
2 other systems serving parts of Plymouth report results above guidelines — check which system bills you. AGAWAM SPRINGS WATER COMPANY (2 above guidelines), PINEHILLS WATER COMPANY, INC. (1 above guidelines)
Other systems listed for Plymouth with results above guidelines: WATERVIEW PARK LLC (3 above guidelines)
Water system
PLYMOUTH WATER DEPARTMENT
2 other systems also serve parts of Plymouth. 1 other system is listed for Plymouth. See their figures
People Served
44,419
Health-based violations since 2020
0
PLYMOUTH WATER DEPARTMENT. EPA SDWA violation data as of Q2 2026 (downloaded 2026-07-09).
Latest sample on file
2025 · PLYMOUTH WATER DEPARTMENT
Utilities publish newer results in their annual water quality report (Consumer Confidence Report).
Is Plymouth Tap Water Safe to Drink?
We strongly recommend using a certified water filter to reduce exposure: Plymouth's water has 5 contaminants above EPA health-based guidelines. Check our filter recommendations below for NSF-certified options that can remove the specific contaminants found in Plymouth's water.
PLYMOUTH WATER DEPARTMENT, Plymouth's water system, serves 44,419 people. 2 other systems also serve parts of Plymouth. 1 other system is listed for Plymouth. Each system's results are listed under its own name, never added to PLYMOUTH WATER DEPARTMENT's. Water quality testing is conducted regularly and reported to the EPA. The latest sample on file for PLYMOUTH WATER DEPARTMENT is from 2025.
Boil water advisories are issued by water systems and state agencies, and they change from day to day. Boil water advisories in Massachusetts
Plymouth Water Service Areas
What these numbers actually mean for Plymouth, MA
We read Plymouth, MA’s published record and send you a short report — which findings warrant a decision, which to ignore, and what to do about it. Including when the answer is nothing.
- 5 contaminants above EPA MCLGs and 2 contaminants with an EPA health goal detected in some samples (no level on file)
- 163 results on file
- 24 PFAS compounds on record
Buying a home here? Property Water Report — $49 Emailed within one business day.
Get the Weekly Water Brief
One email a week on water testing, treatment, and what water-quality data means for your home.
Free forever. Unsubscribe anytime. We never share your email.
Recommended Water Filters for Plymouth
Based on Plymouth's water quality data, these NSF-certified filters are recommended to remove contaminants above EPA MCLGs.
Whirlpool Corporation
W11256135
NSF Certified:
Capacity
1001 gal
Filter Life
3 mo
Flow Rate
0.7 gpm
Removes 19 contaminants:
+14 more
Benzene, Carbofuran, Chlorine (Free), Chlorine (Total), Chlorine Dioxide, Chlorobenzene, Cryptosporidium, Ethylbenzene, Lead, Mercury, Metolachlor, Tetrachloroethylene, Toxaphene, Turbidity
Whirlpool Corporation
W11569861
NSF Certified:
Capacity
1001 gal
Filter Life
3 mo
Flow Rate
0.52 gpm
Removes 22 contaminants:
+17 more
Atrazine, Benzene, Carbofuran, Chlorine (Free), Chlorine (Total), Chlorine Dioxide, Chlorobenzene, Cryptosporidium, Ethylbenzene, Lead, Mercury, Metolachlor, Styrene, Tetrachloroethylene, Toxaphene, Trichloroethylene, Turbidity
Culligan
ZeroWater
NSF Certified:
Flow Rate
1.9 gpm
Daily Production
1 gpd
Highlights:
- Compact design
- Easy to set up
- Affordable
- NSF-42, NSF-53, NSF-401 certified
Removes 19 contaminants:
+14 more
Strontium, Molybdenum, Fluoride, Uranium, Lead, Total PFAS, Chlorine, 25, Phosphorus, Bicarbonate, Calcium, Carbonate, Magnesium, Sodium
Santevia
Bath Filter
NSF Certified:
Flow Rate
0.36 gpm
Highlights:
- Organic cotton design reduces plastic used in construction
- Affordable upfront & ongoing cost
- The only bath filter that removed 100% chlorine with “normal” faster faucet flow
Removes 1 contaminants:
Verify Your Water Quality with Independent Testing
With 5 contaminants above EPA MCLGs and 2 contaminants with an EPA health goal detected in some samples (no level on file), independent laboratory testing provides a second opinion and can track changes over time.
SimpleLab
Advanced Home Water Test
$269
Comprehensive water analysis testing over 200 contaminants including bacteria, heavy metals, and chemical compounds.
Tap Score
PFAS Forever Chemicals Test
$339.95
Specialized test for PFOA, PFOS, and 24 other forever chemicals. Essential for areas near military bases, airports, or industrial sites.
Tap Score
Advanced Microplastics Test
$829
Cutting-edge testing for microplastics particles in drinking water using advanced laboratory techniques.
With 5 contaminants above health guidelines, you may want to explore water purification options. Learn how to make distilled water at home for applications like humidifiers, CPAP machines, and baby formula.
What Plymouth's water readings can explain
Utility-reported data for Plymouth includes manganese, sulfate and a chlorine-based disinfectant — the readings behind these common tap water questions. We publish a city-level hardness figure for Plymouth, resolved from its water systems where they report one and estimated from county sampling where they do not. Each page starts with the hot-tap and cold-tap check, then shows what your own water system reported.
On a private well near Plymouth? Public-water results do not apply to private wells. See Plymouth County well water testing and USGS risk data — modeled arsenic, nitrate, and the tests to run.
Water softener cost and installation in Plymouth
Plymouth's tap water measures 1.5 grains per gallon (25.7 mg/L) — soft on the USGS scale, below the range where scale is usually worth treating.
Water softener cost for 1.5 gpg water in Plymouth — equipment and local installation labour for your ZIP code, with the sizing arithmetic shown in full. For the national picture first, read what a water softener costs — equipment, installation labour and ten-year ownership, each separated out. For Massachusetts as a whole, read water softener cost in Massachusetts — priced against the plumber wage published for the state.
Frequently Asked Questions About Plymouth Tap Water
Plymouth's water has 5 contaminants above EPA MCLGs. We strongly recommend using a certified water filter to reduce exposure to these contaminants. Check our filter recommendations below for NSF-certified options that can remove the specific contaminants found in Plymouth's water.
Spotted something off on this page?
Residents keep our data honest.
This form corrects our data; it does not reach PLYMOUTH WATER DEPARTMENT. For a problem with your water now (discolored water, no water, low pressure, a leak), contact PLYMOUTH WATER DEPARTMENT directly.
Check another location
Get the Weekly Water Brief
One email a week on water testing, treatment, and what water-quality data means for your home.
One email a week. Unsubscribe anytime.