County · Oregon
Marion County, Oregon: drinking water records
This overview covers 26 ZIP codes and 72 community water systems in Marion County. It also stands in for 2 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 |
|---|---|---|---|---|---|
| Silverton, City of OR4100823 | 10,484 | 120 | 0 | 1 | 0 ppb |
| Salem Public Works OR4100731 | 199,820 | 180 | 0 | 0 | 2 ppb |
| Keizer, City of OR4100744 | 38,585 | 521 | 1 | 0 | 0 ppb |
| Woodburn, City of OR4100959 | 29,455 | 180 | 0 | 0 | 7.5 ppb |
| Suburban East Salem WD OR4100768 | 13,900 | 240 | 0 | 0 | 3.4 ppb |
| City of Stayton OR4100843 | 8,400 | 120 | 0 | 0 | 6 ppb |
| Aumsville, City of OR4100065 | 4,125 | 60 | 0 | 0 | 0 ppb |
| Mount Angel, City of OR4100544 | 3,650 | 120 | 0 | 0 | 3.2 ppb |
| Hubbard, City of OR4100389 | 3,478 | 60 | 0 | 0 | 0 ppb |
| Donald, City of OR4100259 | 1,107 | 60 | 0 | 0 | 2.3 ppb |
| Hiland Wc - Penticton/College Park OR4101392 | 710 | 0 | 0 | 3 | 0.6 ppb |
| Hiland Wc - Illahe Golf Club Estates OR4100755 | 561 | 0 | 0 | 2 | 6.1 ppb |
| Scotts Mills, City of OR4100797 | 421 | 0 | 0 | 1 | 4.8 ppb |
| Carolina Water System OR4100733 | 300 | 0 | 0 | 1 | 0 ppb |
| Hiland Wc - Lombard OR4100748 | 300 | 0 | 0 | 1 | 0 ppb |
| Starlite Mobile Village OR4100781 | 250 | 0 | 0 | 1 | 0 ppb |
| Royal Estates OR4101119 | 160 | 0 | 0 | 2 | 0.7 ppb |
| Bethel Park OR4100151 | 125 | 0 | 0 | 3 | 2.2 ppb |
| Western Wagon Village OR4100071 | 112 | 0 | 0 | 1 | 2 ppb |
| Detroit Water System OR4100257 | 100 | 0 | 0 | 1 | 1.6 ppb |
| Mclain Village Water Dept OR4100765 | 100 | 0 | 0 | 1 | 0 ppb |
| Alpine Crest Improvement Dist OR4101352 | 91 | 0 | 0 | 1 | 0 ppb |
| Dunn Court Duplexes OR4100962 | 88 | 0 | 0 | 8 | 0.7 ppb |
| Brewster Community Homeowners OR4100762 | 70 | 0 | 0 | 1 | 37.2 ppb |
| Woodburn Mobile Estates OR4100964 | 70 | 0 | 0 | 2 | 0 ppb |
ZIP reports in Marion 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: 97358, 97373.
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.