County · New Hampshire
Strafford County, New Hampshire: drinking water records
This overview covers 16 ZIP codes and 48 community water systems in Strafford County. It also stands in for 4 ZIP codes whose utility has too little EPA data for a page of its own.
System population figures are summed from EPA registry records and can overlap where wholesalers and retail systems serve the same people. They are not a Census county-population estimate.
Water systems with the most complete records
| Water system | People served | PFAS survey results | PFAS found | Health-based violations | Lead, 9 in 10 homes at or below |
|---|---|---|---|---|---|
| Rochester Water Dept NH2001010 | 25,000 | 155 | 0 | 2 | 2 ppb |
| Dover Water Dept NH0651010 | 29,000 | 300 | 0 | 0 | 1 ppb |
| Unh/Durham Water Sys NH0691010 | 16,000 | 180 | 0 | 0 | 0 ppb |
| Somersworth Water Works NH2151010 | 12,200 | 120 | 0 | 0 | 0 ppb |
| Rollinsford Water Sewer Dist NH2011010 | 1,688 | 0 | 0 | 4 | 43 ppb |
| Darby Field Commons NH1332020 | 70 | 0 | 0 | 2 | 58 ppb |
| Haven at Lee NH1334010 | 51 | 0 | 0 | 1 | 21 ppb |
| Madbury Woods Apartments NH1456020 | 30 | 0 | 0 | 3 | 28 ppb |
| Farmington Water Dept NH0811010 | 3,250 | 0 | 0 | 0 | 20 ppb |
| Villages at Stow MA2286024 | 300 | 0 | 0 | 0 | 0 ppb |
| Sunrise Estates NH1542030 | 235 | 0 | 0 | 1 | not reported |
| Brookdale Spruce Wood NH0694010 | 225 | 0 | 0 | 0 | 266 ppb |
| Acorn Terrace NH2003020 | 215 | 0 | 0 | 0 | 51 ppb |
| Barrington Mobile Home Estates NH0153050 | 198 | 0 | 0 | 0 | 29 ppb |
| Lee Oak Cooperative NH0153040 | 163 | 0 | 0 | 1 | not reported |
| Arbor Glen Condominiums MA2286026 | 132 | 0 | 0 | 0 | 0 ppb |
| Barrington Oaks NH0153030 | 123 | 0 | 0 | 0 | 188 ppb |
| Profile Apartments NH2002020 | 90 | 0 | 0 | 11 | not reported |
| Copple Crown Village District NH1672020 | 80 | 0 | 0 | 1 | not reported |
| Johnson Creek NH0692010 | 63 | 0 | 0 | 1 | not reported |
| Packers Falls Village NH1333060 | 60 | 0 | 0 | 1 | not reported |
| Inn at Secretariat Estates NH2004010 | 54 | 0 | 0 | 0 | 17 ppb |
| Oyster River Condos NH1332010 | 53 | 0 | 0 | 2 | not reported |
| Evergreen Terrace NH1333030 | 45 | 0 | 0 | 5 | not reported |
| Barrington Hills Apts/Upper NH0152050 | 43 | 0 | 0 | 1 | not reported |
ZIP reports in Strafford County
No ZIP report in this county is published yet.
These ZIP codes are covered by this overview because their utility has too little EPA data for a separate page: 03825, 03851, 03852, 03861.
Sources and scope
EPA UCMR 5 occurrence data, samples collected 2023-01-03 – 2026-06-17, final release, August 2026 (file dated Aug 28, 2026); EPA SDWIS via ECHO, 2026Q2 extract (file dated Jul 9, 2026); EPA service-area boundaries v3.0; Census 2020 ZCTAs. Page generated 2026-09-03.
Counts cover the systems that report this county to EPA. A water system may cross county lines. "Found" means at least one result at or above the laboratory reporting level; it is not a compliance finding.