Utilities in Massachusetts
3,589 systems (SDWIS/Fed snapshot). Search or browse pages — open any row for PFAS monitoring, violation counts, and filter recommendations.
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MALDEN WATER DIVISION (MWRA)
MA3165000 · 66,263 served
MALS SUPERMARKET SYMS PLAZA VEND
MA3229001 · 25 served
MAMARAZZI RESTAURANT
MA4300042 · 70 served
MANCHAUG WATER DISTRICT OF SUTTON
MA2290001 · 476 served
MANCHESTER ATHLETIC CLUB
MA3166001 · 100 served
MANCHESTER BY THE SEA DPW
MA3166000 · 5,170 served
MANCHESTER MEDICAL OFFICE BUILDING
MA3166003 · 25 served
MANGOS CAFE
MA1227005 · 100 served
MANICE EDUCATION CENTER
MA1098009 · 45 served
MANITAUK HEIGHTS
MA1283023 · 25 served
MANNING'S RESTAURANT
MA4104002 · 60 served
MANSFIELD WATER DIVISION
MA4167000 · 23,289 served
MAPLE CORNER FARM
MA1112010 · 75 served
MAPLE GLADE CAMPGROUNDS
MA1150012 · 25 served
MAPLE LAKE ARMS
MA1227008 · 25 served
MAPLE PARK CAMPGROUND LLC
MA4310008 · 784 served
MAPLE SPRING WATER CO / INACT.
MA3254003 · 25 served
MAPLE VALLEY SCHOOL
MA1319005 · 25 served
MAPLE VIEW NURSING HOME
MA1313001 · 65 served
MAPLEBROOK APARTMENTS
MA2226009 · 33 served
MAPLEWOOD 1850 HOUSE
MA1225046 · 25 served
MARA VISTA TRAILER PARK
MA2017008 · 33 served
MARA VISTA TRAILER PARK
MA2017009 · 34 served
MARBLEHEAD WATER DEPT. (MWRA)
MA3168000 · 20,441 served
MARE INC
MA4102038 · 60 served
MARFRANS RESTAURANT
MA1111030 · 25 served
MARGARET DAVITT CHILDRENS CTR. / INACT.
MA3100002 · 160 served
MARGARET LINDLEY PARK
MA1341005 · 25 served
MARIA ASSUMPTION ACADEMY
MA1234009 · 25 served
MARIAN FATHERS
MA1283009 · 25 served
MARION WATER DIVISION
MA4169000 · 5,761 served
MARKETPLACE SQUARE LLC.
MA4052056 · 100 served
MARKS MOBILE HOME PARK
MA1059001 · 25 served
MARLBOROUGH DPW WATER DIV. (MWRA)
MA2170000 · 41,799 served
MARLIN RESTAURANT - INACT.
MA4020010 · 25 served
MARLIN RESTAURANT/SWAMP FOX - INACT
MA4020005 · 25 served
MARQUIS BUILDING
MA4052050 · 85 served
MARSALIN INSTITUTE
MA3136001 · 25 served
MARSHFIELD WATER DEPARTMENT
MA4171000 · 34,000 served
MARTHAS VINEYARD AIRPORT
MA4296004 · 750 served
MARY E LA PIANA
MA4088029 · 150 served
MARYSTAR SPA AND SALON
MA3269029 · 25 served
MASAC PLYMOUTH
MA4239010 · 210 served
MASHPEE MIDDLE SCHOOL
MA4172006 · 955 served
MASHPEE MIDDLE SCHOOL
MA4172008 · 480 served
MASHPEE UNITED CHURCH VILLAGE
MA4172021 · 268 served
MASHPEE WATER DISTRICT
MA4172039 · 36,922 served
MASON MANOR APARTMENTS
MA1061002 · 80 served
MASS CORRECTION INSTITUTE
MA1190002 · 48 served
MASS. AVE. GULF
MA2037030 · 100 served