County · Arkansas
Marion County, Arkansas: drinking water records
This overview covers 9 ZIP codes and 11 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 |
|---|---|---|---|---|---|
| Flippin Waterworks AR0000351 | 3,870 | 120 | 1 | 0 | 2 ppb |
| Pyatt Waterworks AR0000354 | 488 | 0 | 0 | 6 | 6 ppb |
| Valley Springs Waterworks AR0000065 | 3,400 | 0 | 0 | 0 | 3 ppb |
| Bull Shoals Water System AR0000352 | 2,835 | 0 | 0 | 0 | 4 ppb |
| Yellville Waterworks AR0000356 | 2,598 | 0 | 0 | 0 | 8 ppb |
| S P G Water Association AR0000678 | 1,730 | 0 | 0 | 0 | 11 ppb |
| Summit Waterworks AR0000355 | 675 | 0 | 0 | 0 | 5 ppb |
| Lake Bull Shoals Estates Water AR0000031 | 60 | 0 | 0 | 0 | 2 ppb |
| Marion County Reg Water Dist AR0000770 | 0 | 0 | 0 | 3 | not reported |
| Ozark Mtn Regional Pwa AR0000998 | 0 | 0 | 0 | 3 | not reported |
| Baxter Marion Regional Water Association AR0001178 | 465 | 0 | 0 | 0 | not reported |
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: 72661, 72668.
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.