Delaware tap water, by utility.
38 utilities with a full report, serving 949,727 people as they report it. Regulated PFAS turned up at 14 of them.
| Utility | Based in | Serves | Regulated PFAS | Health-based violations since 2016 |
|---|---|---|---|---|
| Artesian Water Company | Bear | 231,114 | PFOA, PFOS, PFHxS, PFBS | 0 |
| Wilmington Water Department | Wilmington | 107,976 | PFOA, PFBS | 1 |
| Veolia Water Delaware, Inc | New Castle | 100,495 | PFOA, PFNA, PFBS | 0 |
| Rehoboth Pump District (Tui) | Rehoboth Beach | 81,417 | PFOA, PFBS | 0 |
| Bethany Bay Pump District | Millville | 51,000 | PFOS | 0 |
| Newark Water Department | Newark | 40,000 | PFOA, PFOS, PFHxS, PFBS | 0 |
| Dover Water Department | Dover | 39,491 | None found | 0 |
| Dewey Beach Water Department | Dewey Beach | 31,000 | PFOA, PFHxS, PFBS | 0 |
| Rehoboth Beach Water Department | Rehoboth Beach | 25,000 | PFOA, PFOS, PFHxS, PFBS | 0 |
| Artesian Southern Sussex Regional | Bethany Beach | 18,215 | PFOS | 1 |
| Middletown Water Department | Middletown | 17,700 | None found | 0 |
| Camden Pump District | Camden - Wyoming | 17,208 | None found | 0 |
| Garrison Lake Pump District | Smyrna | 17,148 | None found | 0 |
| Sussex Shores Water Company | Bethany Beach | 12,450 | None found | 0 |
| Bethany Beach Water Department | Bethany Beach | 12,000 | None found | 0 |
| Smyrna Water Department | Smyrna | 11,813 | PFOA, PFOS, PFBS | 0 |
| Dover Air Force Base | Dover AFB | 11,000 | None found | 0 |
| Long Neck Water Company | Millsboro | 11,000 | None found | 0 |
| Milford Water Department | Milford | 9,800 | None found | 1 |
| Church Creek (Awc) | Magnolia | 9,654 | None found | 0 |
| Lewes Board of Public Works | Lewes | 9,627 | PFOA, PFOS, PFHxS | 0 |
| Millsboro Water Department | Millsboro | 8,568 | None found | 0 |
| Bayside Pump District (Tui) | Fenwick Island | 8,400 | None found | 0 |
| Georgetown Water Department | Georgetown | 7,259 | PFOA, PFOS, PFHxS, PFNA, PFBS | 0 |
| Artesian Northern Kent Regional | Clayton | 7,014 | Not sampled | 0 |
| Seaford Water Department | Seaford | 6,699 | None found | 1 |
| Bridgeville Water Department | Bridgeville | 6,000 | None found | 0 |
| Municipal Services Commission | New Castle | 5,549 | None found | 0 |
| East Ncc District | Odessa | 5,538 | None found | 0 |
| Artesian Northern Sussex Regional | Lewes | 5,511 | PFOA, PFBS | 0 |
| Camden Wyoming Sewer and Water Authority | Camden - Wyoming | 5,000 | None found | 0 |
| North West Pump District | Middletown | 4,149 | None found | 0 |
| Laurel Water Department | Laurel | 3,984 | None found | 0 |
| Harrington Water Department | Harrington | 3,562 | Not sampled | 0 |
| Selbyville Water Department | Selbyville | 3,502 | Not sampled | 3 |
| Delmar Utility Comm (TN of Delmar) | Delmar | 2,027 | None found | 0 |
| Swann Keys | Fenwick Island | 1,764 | None found | 0 |
| Stage Village Mhc | Delmar | 93 | PFOA, PFOS, PFBS | 0 |
| 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. | ||||