County · North Dakota
Morton County, North Dakota: drinking water records
This overview covers 8 ZIP codes and 12 community water systems in Morton County. It also stands in for 0 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 |
|---|---|---|---|---|---|
| Mandan City of ND3000596 | 21,769 | 120 | 0 | 0 | 6.2 ppb |
| Missouri West Water System ND3001431 | 4,303 | 240 | 0 | 0 | 0 ppb |
| New Salem City of ND3000736 | 946 | 0 | 0 | 0 | 1.5 ppb |
| Glen Ullin City of ND3000400 | 807 | 0 | 0 | 0 | 0 ppb |
| Hebron City of ND3000473 | 747 | 0 | 0 | 0 | 0 ppb |
| Crown Butte Coop ND3000597 | 320 | 0 | 0 | 0 | 0 ppb |
| Flasher City of ND3000342 | 232 | 0 | 0 | 0 | 0.5 ppb |
| Riverview Heights ND3000598 | 200 | 0 | 0 | 0 | 0 ppb |
| Southwest Wa-Junction Inn(Missouri West) ND3001490 | 173 | 0 | 0 | 0 | 0 ppb |
| Almont City of ND3000012 | 122 | 0 | 0 | 0 | 0 ppb |
| Southwest Wa-Tower Hill (Missouri West) ND3001489 | 43 | 0 | 0 | 0 | 1.7 ppb |
| Southwest Wa-Crown Butte(Missouri West) ND3001488 | 34 | 0 | 0 | 0 | 1.2 ppb |
ZIP reports in Morton County
No ZIP report in this county is published yet.
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.