Water Quality in Westport, MA (02790)
EPA violation data for public water systems serving ZIP code 02790.
Active Health Violations
5 health-based violations found in the past 5 years, with at least one still unresolved. Contaminant levels have exceeded federal safety limits. Consider testing your tap water independently.
More violations than 86% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
16,901
Population
84
Water Systems
52
Violations (5yr)
5
Health-Based
Location
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Water Systems Serving This Area (84)
Dcr Horseneck Beach State Reservation
Groundwater 3,000 people served
0 violations
Whites Of Westport
Groundwater 1,600 people served
0 violations
Westport Schools Complex
Groundwater 1,472 people served
0 violations
Lead tested: 1.1 ppb (limit: 15 ppb) ✓ Copper tested: 2350 ppb (limit: 1300 ppb)
Westport Elem. School
Groundwater 650 people served
0 violations
Westport Middle School
Groundwater 550 people served
0 violations
Alice A Macomber Primary School
All resolved Groundwater 430 people served
1 violation (5yr)
· All resolved
Lead tested: 0 ppb (limit: 15 ppb) ✓
Dcr Horseneck Beach Campground
1 health-based Groundwater 300 people served
3 violations (5yr)
· 1 health-based · All resolved
The Back Eddy
Groundwater 250 people served
0 violations
T.M. Inc Dba Beachcomber
Groundwater 250 people served
0 violations
John Dolan
Groundwater 250 people served
0 violations
Town Of Westport
Purchased surface water 250 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
Weatherlow Farms
1 health-based Groundwater 235 people served
4 violations (5yr)
· 1 health-based · All resolved
St George School
Groundwater 200 people served
0 violations
Westport Harbor Water Association Inc
Groundwater under influence of surface water 200 people served
0 violations
Lead tested: 11.5 ppb (limit: 15 ppb) ✓ Copper tested: 2570 ppb (limit: 1300 ppb)
Acoaxet Club
Groundwater 200 people served
0 violations
Acoaxet Water Works
Groundwater 200 people served
0 violations
Chandys By The Sea Inc.
Groundwater 200 people served
0 violations
Noquochoke Village Llc
All resolved Groundwater 180 people served
2 violations (5yr)
· All resolved
Lead tested: 2 ppb (limit: 15 ppb) ✓
Bittersweet Farm Inc
All resolved Groundwater 180 people served
1 violation (5yr)
· All resolved
Lead tested: 0.5 ppb (limit: 15 ppb) ✓
Ten Cousins
Groundwater 150 people served
0 violations
Ellies Place
Groundwater 150 people served
0 violations
Durfee Lanes Inc
Groundwater 150 people served
0 violations
Westport Senior Village
Groundwater 150 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
Family Beach Campgrounds
Groundwater 125 people served
0 violations
Oriental Pearl Restaurant
Groundwater 110 people served
0 violations
Westport Yacht Club Inc.
Groundwater 100 people served
0 violations
Ellie:S Place
Groundwater 100 people served
0 violations
Lees Supermarket
Groundwater 90 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
Bayside Restaurant
All resolved Groundwater 90 people served
2 violations (5yr)
· All resolved
Compton Clambakes, Llc
All resolved Groundwater 85 people served
2 violations (5yr)
· All resolved
Westport Village Commons
All resolved Groundwater 75 people served
2 violations (5yr)
· All resolved
Lead tested: 6.3 ppb (limit: 15 ppb) ✓
Town Of Westport Selectmens Office
Groundwater 75 people served
0 violations
Westport School Administration
Groundwater 74 people served
0 violations
Calvary Bible Church
Groundwater 70 people served
0 violations
Coaksett Commons
Groundwater 68 people served
1 violation (5yr)
Lead tested: 66 ppb (limit: 15 ppb)
Holly Hill Campground
Groundwater 60 people served
0 violations
Westport Country Day School
Groundwater 55 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
Westport Housing Authority
Groundwater 51 people served
0 violations
Westport Water Slide Inc.
Groundwater 50 people served
0 violations
Wild Honey Cafe @ Soares Function Hall
1 health-based Groundwater 50 people served
1 violation (5yr)
· 1 health-based · All resolved
Westport Camping Grounds
Groundwater 50 people served
0 violations
Westport Plaza
All resolved Groundwater 50 people served
17 violations (5yr)
· All resolved
Lead tested: 5.6 ppb (limit: 15 ppb) ✓ Copper tested: 1440 ppb (limit: 1300 ppb)
Administration Bldg Town Hall Annex
All resolved Groundwater 50 people served
2 violations (5yr)
· All resolved
Partners Village Store
2 health-based Groundwater 50 people served
2 violations (5yr)
· 2 health-based · All resolved
Westport Senior Center
Groundwater 50 people served
0 violations
Central Village Condo C/O Bradshaw Ins.
Groundwater 50 people served
0 violations
Holiday Lanes
Groundwater 45 people served
0 violations
Acoaxet Water Company Inc.
Groundwater 40 people served
0 violations
Buds By The Beach
Groundwater 40 people served
0 violations
Maynard State Llc
All resolved Groundwater 35 people served
8 violations (5yr)
· All resolved
Lead tested: 0 ppb (limit: 15 ppb) ✓
Lexi Lus Place
Groundwater 35 people served
0 violations
Our Lady Of Grace Church
Groundwater 35 people served
0 violations
East Beach Drive Inn
Groundwater 25 people served
0 violations
Westport Pizzeria - Inact.
Groundwater 25 people served
0 violations
Westport Legion Llc
All resolved Groundwater 25 people served
2 violations (5yr)
· All resolved
Lead tested: 5 ppb (limit: 15 ppb) ✓
Westport Federal C. Union - Inact.
Groundwater 25 people served
0 violations
Dipos Realty, Inc. - Inact.
Groundwater 25 people served
0 violations
Gagnon Chalet House Restaurant
Groundwater 25 people served
0 violations
Westport Drive-In - Inact.
Groundwater 25 people served
0 violations
All Friends Smokehouse / Als Cafe
Groundwater 25 people served
0 violations
Westport Point United Methodist
Groundwater 25 people served
0 violations
Lees Wharf
Groundwater 25 people served
0 violations
Timothys - Inact.
Groundwater 25 people served
0 violations
Bayside Water Assn.
Groundwater 25 people served
0 violations
The Westporter
Groundwater 25 people served
0 violations
Housing For The Elderly
Groundwater 25 people served
0 violations
Perrys Bakery
Groundwater 25 people served
0 violations
Silverback Crossing
Groundwater 25 people served
0 violations
Prima Care (Klrc Realy Trust)
Groundwater 25 people served
0 violations
Lead tested: 0.5 ppb (limit: 15 ppb) ✓
Bayside Water Assoc.
Groundwater 25 people served
0 violations
V F W Post 8502
All resolved Groundwater 25 people served
2 violations (5yr)
· All resolved
Lickety Splits
Groundwater 25 people served
0 violations
Westport Federal C. Union - Duplic.
Groundwater 25 people served
0 violations
Westport Bowlaway/Lounge - Inact.
Groundwater 25 people served
0 violations
Westport Yacht Club - Duplic.
Groundwater 25 people served
0 violations
Mediterranean Restaurant
Groundwater 25 people served
0 violations
Stoney Acres Realty
Groundwater 25 people served
0 violations
Frates Drive In
Groundwater 25 people served
0 violations
Head Town Landing Country Store
Groundwater 25 people served
0 violations
Handy Hill Creamery
Groundwater 25 people served
0 violations
Westport Club Inc.
Groundwater 25 people served
0 violations
Westport Pizzeria - Duplic.
Groundwater 25 people served
0 violations
Blue Acres Campground
Groundwater 25 people served
0 violations
Carnival Corp. Of Westport - Inact.
Groundwater 25 people served
0 violations
Contaminants Found
Revised Total Coliform RuleHealth-Based
Missed testing deadlines — not a detection of bacteria.
21 violations
All resolved
NitrateHealth-Based
At high levels, nitrate can cause blue baby syndrome in infants.
8 violations
All resolved
Lead and Copper RuleMonitoring
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
2 violations
Has active
Public NoticeMonitoring
1 violation
All resolved
MercuryMonitoring
1 violation
All resolved
ChromiumMonitoring
1 violation
All resolved
CYANIDEMonitoring
1 violation
All resolved
ArsenicMonitoring
A naturally occurring element that can cause cancer and other health effects at high levels.
1 violation
All resolved
NickelMonitoring
1 violation
All resolved
Thallium, TotalMonitoring
1 violation
All resolved
FluorideMonitoring
1 violation
All resolved
SeleniumMonitoring
1 violation
All resolved
Antimony, TotalMonitoring
1 violation
All resolved
CadmiumMonitoring
1 violation
All resolved
Beryllium, TotalMonitoring
1 violation
All resolved
BariumMonitoring
1 violation
All resolved
TritiumMonitoring
1 violation
All resolved
Radium-226Monitoring
1 violation
All resolved
Gross Beta Particle ActivityMonitoring
1 violation
All resolved
53-IODINE-131Monitoring
1 violation
All resolved
Combined UraniumMonitoring
1 violation
All resolved
Gross Alpha, Excl. Radon and UMonitoring
1 violation
All resolved
38-STRONTIUM-90Monitoring
1 violation
All resolved
Radium-228Monitoring
1 violation
All resolved
Lead & Copper Levels
Lead (Pb)
Within limit1.1 ppb measured
Action level: 15 ppb
Sampled: Jan 2025
Copper (Cu)
Exceeds limit2570 ppb measured
Action level: 1300 ppb
Sampled: Jan 2023
How Does This Compare?
Westport (02790) has more violations than 86% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 52.
Fewer violations 86th percentile More violations
Recommended Water Filters
Based on health-based violations detected in your area, these filter types are commonly used to address similar contaminants. Consult your water utility's Consumer Confidence Report for the most current data.
Reverse Osmosis System
One of the few filtration methods effective at removing nitrates and nitrites. Essential for households with infants.
Targets:Nitrate, Nitrite, Dissolved Solids
Look for:NSF/ANSI 58 certified
UV Water Purifier
Uses ultraviolet light to neutralize bacteria, viruses, and parasites without chemicals. Ideal for homes with microbial contamination concerns.
Targets:E. coli, Coliform, Giardia, Cryptosporidium
Look for:NSF/ANSI 55 (Class A) certified
Always look for filters certified by NSF International for the specific contaminants you want to remove. This is general educational information, not an endorsement of any specific product.