Nantucket County, Massachusetts
5 active water systems in this county.
| Water System | Population Served | Source | Violations | Health-Based |
|---|---|---|---|---|
| Wannacomet Water Company | 27,703 | Groundwater | 121 | 1 |
| Siasconset Water Department | 3,000 | Groundwater | 79 | 0 |
| Wauwinet House | 300 | Groundwater | 8 | 0 |
| Surfside Beach | 1,500 | Groundwater | 3 | 0 |
| Sankaty Head Golf Club Inc. | 60 | Groundwater | 1 | 0 |