County · Arkansas
Mississippi County, Arkansas: drinking water records
This overview covers 14 ZIP codes and 21 community water systems in Mississippi County. It also stands in for 1 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 |
|---|---|---|---|---|---|
| Osceola Waterworks AR0000375 | 6,053 | 60 | 0 | 2 | 1 ppb |
| Blytheville Waterworks AR0000365 | 12,981 | 60 | 0 | 0 | 1 ppb |
| Manila Waterworks AR0000378 | 4,165 | 60 | 0 | 0 | 1 ppb |
| Buffalo Island Reg Water Dist AR0000671 | 3,055 | 60 | 0 | 0 | 1 ppb |
| Dogwood Water Association AR0000585 | 1,345 | 0 | 0 | 1 | 2 ppb |
| Dell Waterworks AR0000367 | 1,077 | 0 | 0 | 1 | 2 ppb |
| Keiser Waterworks AR0000373 | 810 | 0 | 0 | 1 | 47 ppb |
| Joiner Waterworks AR0000372 | 486 | 0 | 0 | 2 | 3 ppb |
| Joiner Rural Water AR0000377 | 343 | 0 | 0 | 13 | 18 ppb |
| Gosnell Water Association AR0000374 | 3,083 | 0 | 0 | 0 | 1 ppb |
| Leachville Waterworks AR0000362 | 2,030 | 0 | 0 | 0 | 11 ppb |
| Wilson Water System AR0000370 | 1,336 | 0 | 0 | 0 | 2 ppb |
| Ne Mississippi Co Water Assoc AR0000673 | 1,040 | 0 | 0 | 0 | 2 ppb |
| Luxora Waterworks AR0000361 | 868 | 0 | 0 | 0 | 3 ppb |
| Burdette Waterworks AR0000366 | 798 | 0 | 0 | 0 | 6 ppb |
| Little River Water Association AR0000371 | 619 | 0 | 0 | 0 | 6 ppb |
| Birdsong Whitton Water Assoc AR0000417 | 431 | 0 | 0 | 0 | 7 ppb |
| Dyess Waterworks AR0000376 | 430 | 0 | 0 | 0 | 1 ppb |
| Yarbro Waterworks AR0000383 | 392 | 0 | 0 | 0 | 1 ppb |
| Dyess Rural Water AR0000730 | 254 | 0 | 0 | 0 | 2 ppb |
| Victoria Water Association AR0000380 | 33 | 0 | 0 | 0 | 11 ppb |
ZIP reports in Mississippi 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: 72329.
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.