Public Water Systems
1,599 active public water systems in MA, tracked from EPA's Safe Drinking Water Information System (SDWIS) across all 50 states. See our methodology.
| System Name | Location | Population | Violations | PFAS |
| Applewood Community Corporation | Boxborough, MA | 500 | 103 | - |
| Kimball Farm at Oakridge | Lancaster, MA | 500 | 27 | - |
| Dcr Wachusett Mt State Reservation | Boston, MA | 500 | 11 | - |
| Dover Water Dept | Dover, MA | 500 | 86 | - |
| Rocky Mountain Spring Water Vending | Weymouth, MA | 500 | 0 | - |
| Berkley Middle School/Town Offices | Berkley, MA | 500 | 77 | - |
| Rocky Mountain Spring Water Vending | East Weymouth, MA | 500 | 2 | - |
| Dcr Myles Standish State Forest | South Carver, MA | 500 | 23 | - |
| Carver Dunkin Donuts | East Pembroke, MA | 500 | 48 | - |
| Rachels Lakeside | South Dartmouth, MA | 500 | 8 | - |
| Camp Welch, Thomas Chew Memorial | Fall River, MA | 500 | 16 | - |
| Indianhead Resort | Plymouth, MA | 500 | 30 | - |
| Sandy Pond Campground | Plymouth, MA | 500 | 23 | - |
| Harvest Farm Springs Public Water Supply | East Weymouth, MA | 500 | 2 | - |
| Raynham Athletic Club | Raynham, MA | 500 | 36 | - |
| Amari Bar and Ristorante | East Sandwich, MA | 500 | 22 | - |
| Spring Brook Center, Inc. | South Wellfleet, MA | 500 | 3 | - |
| Wellfleet Commerce Center, LLC | Wellfleet, MA | 500 | 19 | - |
| Ccns Marconi Area | Wellfleet, MA | 499 | 85 | - |
| Ccns Coast Guard Station | Wellfleet, MA | 495 | 29 | - |
| Ccns Nauset Light Beach | Wellfleet, MA | 495 | 15 | - |
| Ccns Highland Area (Truro) | Wellfleet, MA | 495 | 11 | - |
| Ccns Truro Pilgrim Heights | Wellfleet, MA | 490 | 8 | - |
| Spofford Pond School | Boxford, MA | 486 | 67 | - |
| Pine Hill Elementary School | Dover, MA | 480 | 25 | - |
| Manchaug Water District of Sutton | Manchaug, MA | 476 | 100 | - |
| Old Colony YMCA Stoughton | Stoughton, MA | 475 | 13 | - |
| Mendon Water Department | Mendon, MA | 470 | 63 | - |
| Dcr Mt Greylock State Reservation | Pittsfield, MA | 464 | 28 | - |
| Paddock Estates | Boxborough, MA | 463 | 18 | - |
| Henry P. Clough School | Mendon, MA | 460 | 139 | - |
| Montague Center Water District | Montague, MA | 450 | 64 | - |
| Camp Mah Kee Nac | Lenox, MA | 450 | 11 | - |
| YMCA Camp Lyndon | West Barnstable, MA | 450 | 26 | - |
| Blandford Water Dept | Blandford, MA | 442 | 128 | - |
| Harry Lee Cole School | Boxford, MA | 439 | 91 | - |
| Adventure Bound Camping, Cc @ Hortons | Vero Beach, MA | 438 | 2 | - |
| Kings Grant Water Co Inc | Attleboro, MA | 434 | 150 | - |
| Berkshire School | Sheffield, MA | 425 | 29 | - |
| Gosnold Water Dept | Gosnold, MA | 425 | 52 | - |
| North of Highland Camping Area, LLC | North Truro, MA | 415 | 10 | - |
| Cranberry Village Residents Association | Carver, MA | 414 | 23 | - |
| Dcr Douglas State Forest | Boston, MA | 412 | 54 | - |
| Thomas Prince School | Princeton, MA | 401 | 23 | - |
| Ashfield Water District | Ashfield, MA | 400 | 123 | - |
| Chimney Corners Camp | Becket, MA | 400 | 62 | - |
| YMCA Camp Becket | Becket, MA | 400 | 10 | - |
| Cumberland Farms Store #2080 | Westborough, MA | 400 | 5 | - |
| Hutchinson Water LLC | Grafton, MA | 400 | 22 | - |
| Oconnell Convenience Plus Store #13 | Pittsfield, MA | 400 | 13 | - |