County · Arkansas
Poinsett County, Arkansas: drinking water records
This overview covers 8 ZIP codes and 15 community water systems in Poinsett 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 |
|---|---|---|---|---|---|
| Cross County Rural Water Sys AR0000459 | 8,750 | 240 | 0 | 2 | 1 ppb |
| Jonesboro Water System AR0000124 | 81,888 | 180 | 0 | 0 | 1 ppb |
| Trumann Waterworks AR0000435 | 10,000 | 60 | 0 | 0 | 1 ppb |
| Crowleys Ridge Water Assoc AR0000180 | 3,873 | 180 | 1 | 0 | 1 ppb |
| Buffalo Island Reg Water Dist AR0000671 | 3,055 | 60 | 0 | 0 | 1 ppb |
| Harrisburg Waterworks AR0000431 | 2,824 | 60 | 0 | 0 | 18 ppb |
| Northern Ohio Water Assoc AR0000175 | 720 | 0 | 0 | 2 | 4 ppb |
| Village of Junction City Water System LA1111009 | 708 | 0 | 0 | 2 | 0 ppb |
| Randolph Water System LA1111018 | 249 | 0 | 0 | 24 | 0 ppb |
| Marked Tree Waterworks AR0000430 | 2,610 | 0 | 0 | 0 | 9 ppb |
| Lepanto Waterworks AR0000432 | 2,231 | 0 | 0 | 0 | 1 ppb |
| Vanndale-Birdeye Water Assoc AR0000162 | 2,174 | 0 | 0 | 0 | 3 ppb |
| Weiner Waterworks AR0000428 | 973 | 0 | 0 | 0 | 2 ppb |
| Tyronza Waterworks AR0000426 | 958 | 0 | 0 | 0 | 2 ppb |
| Heafer-Black Oak Water Assoc AR0000427 | 436 | 0 | 0 | 0 | 1 ppb |
ZIP reports in Poinsett 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: 72377.
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.