Browse Water Systems
3,786 public water systems in MA.
Public Water Systems Database
Browse 3,786 EPA-regulated public water systems with identifiers, population served, and water source type. Use the filters below to narrow results by state, system type, or name.
| System Name | PWSID | State | Type | Population Served |
|---|---|---|---|---|
| MT GREYLOCK REGIONAL SCHOOL | MA1341010 | Massachusetts | Non-Transient Non-Community | 930 |
| WEST WARREN WATER DISTRICT | MA1311001 | Massachusetts | Community | 927 |
| PLAISTOW PETRO KING | NH1938220 | Massachusetts | Transient Non-Community | 900 |
| CAMP RAMAH | MA1227010 | Massachusetts | Transient Non-Community | 900 |
| SEEKONK SWIMMING AND TENNIS CLUB | MA4265001 | Massachusetts | Transient Non-Community | 900 |
| WHATELY WATER DEPARTMENT | MA1337010 | Massachusetts | Community | 900 |
| DUNKIN DONUTS MENDON | MA2179021 | Massachusetts | Transient Non-Community | 900 |
| DEERFIELD ACADEMY INACT | MA1074006 | Massachusetts | Non-Transient Non-Community | 876 |
| FLORENCE SAWYER SCHOOL | MA2034024 | Massachusetts | Non-Transient Non-Community | 873 |
| GRANBY JR SR HIGH AND EAST MEADOW SCHOOL | MA1111006 | Massachusetts | Non-Transient Non-Community | 870 |
| GROSSMAN DAY CAMP | MA3335003 | Massachusetts | Transient Non-Community | 850 |
| HAMPSHIRE REGIONAL HIGH SCHOOL | MA1331003 | Massachusetts | Non-Transient Non-Community | 847 |
| MENEMSHA WATER COMPANY | MA4062000 | Massachusetts | Community | 841 |
| OSSIPEE DUNKIN DONUTS | NH1848370 | Massachusetts | Transient Non-Community | 840 |
| OVERLOOK LIFE CARE COMMUNITY | MA2054003 | Massachusetts | Community | 835 |
| NOTRE DAME ACADEMY | MA3301001 | Massachusetts | Non-Transient Non-Community | 800 |
| SUPERSPORTS FAMILY FUN PARK | MA4052052 | Massachusetts | Transient Non-Community | 800 |
| GRAND VIEW CAMPING/SAFARI | NH2007010 | Massachusetts | Transient Non-Community | 800 |
| NORTHFIELD WATER DISTRICT | MA1217000 | Massachusetts | Community | 800 |
| SUTTON ELEMENTARY SCHOOL | MA2290008 | Massachusetts | Non-Transient Non-Community | 800 |
| CARVER ELEMENTARY SCHOOL | MA4052007 | Massachusetts | Non-Transient Non-Community | 800 |
| TURKEY HILL MINI MKT 115 | PA3060943 | Massachusetts | Transient Non-Community | 800 |
| NAUSET REGIONAL MIDDLE SCHOOL | MA4224001 | Massachusetts | Transient Non-Community | 800 |
| GRAND VIEW CAMPING/WOODED SITE | NH2007040 | Massachusetts | Transient Non-Community | 800 |
| DUNKIN DONUTS /PC 346676 | NH2548150 | Massachusetts | Transient Non-Community | 800 |
| NEW HOPE CHAPEL | MA4239061 | Massachusetts | Transient Non-Community | 787 |
| MANDARIN ORIENTAL HOTEL | DC0000010 | Massachusetts | Non-Transient Non-Community | 780 |
| EASTERN SLOPE CAMPING AREA | NH0517060 | Massachusetts | Transient Non-Community | 780 |
| CHARLTON MIDDLE SCHOOL | MA2054028 | Massachusetts | Non-Transient Non-Community | 770 |
| CERTIFIED OIL CO-STATION 410 PWS | OH6734812 | Massachusetts | Transient Non-Community | 766 |
| MEDFIELD STATE HOSPITAL | MA2175001 | Massachusetts | Community | 762 |
| MISCOE HILL MIDDLE SCHOOL | MA2179004 | Massachusetts | Non-Transient Non-Community | 760 |
| MARTHAS VINEYARD AIRPORT | MA4296004 | Massachusetts | Non-Transient Non-Community | 750 |
| JACOBS PILLOW DANCE FESTIVAL | MA1022026 | Massachusetts | Non-Transient Non-Community | 750 |
| SOUTH MEADOW VILLAGE | MA4052001 | Massachusetts | Community | 750 |
| 4100 HOLDINGS LLC | MA4086001 | Massachusetts | Transient Non-Community | 750 |
| CHESTER WATER DEPT | MA1059000 | Massachusetts | Community | 750 |
| NORTHFIELD MT HERMON SCHOOL | MA1106002 | Massachusetts | Community | 750 |
| WELLFLEET MUNICIPAL WATER SYSTEM | MA4318094 | Massachusetts | Community | 750 |
| CARLISLE PUBLIC SCHOOL | MA3051004 | Massachusetts | Non-Transient Non-Community | 725 |
| RAIDERS VILLAGE | MA4266001 | Massachusetts | Transient Non-Community | 708 |
| DCR NICKERSON STATE PARK | MA4041021 | Massachusetts | Transient Non-Community | 702 |
| NORTHWESTERN MEDICAL CENTER | VT0021800 | Massachusetts | Non-Transient Non-Community | 702 |
| CITY OF HOPE - PHOENIX | AZ0407795 | Massachusetts | Non-Transient Non-Community | 700 |
| HONEY FARMS STORE 92 | NH1998010 | Massachusetts | Transient Non-Community | 700 |
| METROWEST YMCA | MA2139001 | Massachusetts | Non-Transient Non-Community | 700 |
| ASSAWOMPSET SCHOOL | MA4146007 | Massachusetts | Non-Transient Non-Community | 700 |
| DUNKIN DONUTS | NH0618120 | Massachusetts | Transient Non-Community | 700 |
| ROCHESTER MEMORIAL SCHOOL | MA4250002 | Massachusetts | Non-Transient Non-Community | 688 |
| BOSTON UNIVERSITY, WANG INSTITUTE | MA3301022 | Massachusetts | Non-Transient Non-Community | 670 |