Northern Mariana Islands tap water, by utility.
1 utilities with a full report, serving 48,524 people as they report it. Regulated PFAS turned up at 1 of them.
| Utility | Based in | Serves | Regulated PFAS | Health-based violations since 2016 |
|---|---|---|---|---|
| Commonwealth Utilities Corp (Saipan) | Saipan | 48,524 | PFOS, PFHxS, PFBS | 14 |
| Utilities EPA sampled under UCMR 5, plus any other community system serving 3,300 people or more. Smaller systems appear in ZIP code results. Data: EPA SDWIS 2026 Q2 and UCMR 5. | ||||