No open health-based violations on EPA record in the last 10 years; latest legal-limit breach in the period starting January 2020.
Serves about 8,750 people (3,811 connections) with groundwater from its own wells.
From EPA's record for AR0000459. PurityMap is independent of Cross County Rural Water Sys.
Are you this utility? Correct this listing →
2 health-based violations in the last 10 years, from EPA's SDWIS compliance database.
| Period | Contaminant | Measured | Legal limit | EPA status |
|---|---|---|---|---|
| Jan–Mar 2020 | Total trihalomethanes (TTHM) | 93 µg/L | 0.080 mg/L | Resolved |
| Oct–Dec 2019 | Total trihalomethanes (TTHM) | 81 µg/L | 0.080 mg/L | Resolved |
EPA required this system to test for 30 unregulated and emerging contaminants, from June 2024 to December 2024.
| Contaminant | Result | Limit | Status | Sampled | Source |
|---|---|---|---|---|---|
| Lithium | 12.1 µg/L | 10 µg/L EPA health reference level (screening, not a legal limit)Screening level, not a legal limit | Above the referenced health-based guidance value | 2024-06-11 to 2024-12-18 | UCMR5 Analytical Results: CROSS COUNTY RURAL WATER SYS (AR0000459) |
| 11-Chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (11Cl-PF3OUdS) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-06-11 to 2024-12-18 | UCMR5 Analytical Results: CROSS COUNTY RURAL WATER SYS (AR0000459) |
| 1H, 1H, 2H, 2H-perfluorodecane sulfonic acid (8:2 FTS) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-06-11 to 2024-12-18 | UCMR5 Analytical Results: CROSS COUNTY RURAL WATER SYS (AR0000459) |
| 1H, 1H, 2H, 2H-perfluorohexane sulfonic acid (4:2 FTS) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-06-11 to 2024-12-18 | UCMR5 Analytical Results: CROSS COUNTY RURAL WATER SYS (AR0000459) |
| 1H, 1H, 2H, 2H-perfluorooctane sulfonic acid (6:2 FTS) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-06-11 to 2024-12-18 | UCMR5 Analytical Results: CROSS COUNTY RURAL WATER SYS (AR0000459) |
| 4,8-Dioxa-3H-perfluorononanoic acid (ADONA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-06-11 to 2024-12-18 | UCMR5 Analytical Results: CROSS COUNTY RURAL WATER SYS (AR0000459) |
| 9-Chlorohexadecafluoro-3-oxanone-1-sulfonic acid (9Cl-PF3ONS) | < 2 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-06-11 to 2024-12-18 | UCMR5 Analytical Results: CROSS COUNTY RURAL WATER SYS (AR0000459) |
| Hexafluoropropylene oxide dimer acid (HFPO-DA) (GenX chemicals) | < 5 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2024-06-11 to 2024-12-18 | UCMR5 Analytical Results: CROSS COUNTY RURAL WATER SYS (AR0000459) |
| N-ethyl perfluorooctanesulfonamidoacetic acid (NEtFOSAA) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-06-11 to 2024-12-18 | UCMR5 Analytical Results: CROSS COUNTY RURAL WATER SYS (AR0000459) |
| N-methyl perfluorooctanesulfonamidoacetic acid (NMeFOSAA) | < 6 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-06-11 to 2024-12-18 | UCMR5 Analytical Results: CROSS COUNTY RURAL WATER SYS (AR0000459) |
| Nonafluoro-3,6-dioxaheptanoic acid (NFDHA) | < 20 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-06-11 to 2024-12-18 | UCMR5 Analytical Results: CROSS COUNTY RURAL WATER SYS (AR0000459) |
| Perfluoro (2-ethoxyethane) sulfonic acid (PFEESA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-06-11 to 2024-12-18 | UCMR5 Analytical Results: CROSS COUNTY RURAL WATER SYS (AR0000459) |
| Perfluoro-3-methoxypropanoic acid (PFMPA) | < 4 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-06-11 to 2024-12-18 | UCMR5 Analytical Results: CROSS COUNTY RURAL WATER SYS (AR0000459) |
| Perfluoro-4-methoxybutanoic acid (PFMBA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-06-11 to 2024-12-18 | UCMR5 Analytical Results: CROSS COUNTY RURAL WATER SYS (AR0000459) |
| Perfluorobutanesulfonic acid (PFBS) | < 3 ng/L | 2,000 ng/L EPA health advisory (screening, not a legal limit)Screening level, not a legal limit | Not detected above the reporting limit | 2024-06-11 to 2024-12-18 | UCMR5 Analytical Results: CROSS COUNTY RURAL WATER SYS (AR0000459) |
| Perfluorobutanoic acid (PFBA) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-06-11 to 2024-12-18 | UCMR5 Analytical Results: CROSS COUNTY RURAL WATER SYS (AR0000459) |
| Perfluorodecanoic acid (PFDA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-06-11 to 2024-12-18 | UCMR5 Analytical Results: CROSS COUNTY RURAL WATER SYS (AR0000459) |
| Perfluorododecanoic acid (PFDoA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-06-11 to 2024-12-18 | UCMR5 Analytical Results: CROSS COUNTY RURAL WATER SYS (AR0000459) |
| Perfluoroheptanesulfonic acid (PFHpS) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-06-11 to 2024-12-18 | UCMR5 Analytical Results: CROSS COUNTY RURAL WATER SYS (AR0000459) |
| Perfluoroheptanoic acid (PFHpA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-06-11 to 2024-12-18 | UCMR5 Analytical Results: CROSS COUNTY RURAL WATER SYS (AR0000459) |
| Perfluorohexanesulfonic acid (PFHxS) | < 3 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2024-06-11 to 2024-12-18 | UCMR5 Analytical Results: CROSS COUNTY RURAL WATER SYS (AR0000459) |
| Perfluorohexanoic acid (PFHxA) | < 3 ng/L | 400,000 ng/L Michigan EGLE state MCL (strictest US state) | Not detected above the reporting limit | 2024-06-11 to 2024-12-18 | UCMR5 Analytical Results: CROSS COUNTY RURAL WATER SYS (AR0000459) |
| Perfluorononanoic acid (PFNA) | < 4 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2024-06-11 to 2024-12-18 | UCMR5 Analytical Results: CROSS COUNTY RURAL WATER SYS (AR0000459) |
| Perfluorooctanesulfonic acid (PFOS) | < 4 ng/L | 4.0 ng/L federal MCL (2024) | Not detected above the reporting limit | 2024-06-11 to 2024-12-18 | UCMR5 Analytical Results: CROSS COUNTY RURAL WATER SYS (AR0000459) |
| Perfluorooctanoic acid (PFOA) | < 4 ng/L | 4.0 ng/L federal MCL (2024) | Not detected above the reporting limit | 2024-06-11 to 2024-12-18 | UCMR5 Analytical Results: CROSS COUNTY RURAL WATER SYS (AR0000459) |
| Perfluoropentanesulfonic acid (PFPeS) | < 4 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-06-11 to 2024-12-18 | UCMR5 Analytical Results: CROSS COUNTY RURAL WATER SYS (AR0000459) |
| Perfluoropentanoic acid (PFPeA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-06-11 to 2024-12-18 | UCMR5 Analytical Results: CROSS COUNTY RURAL WATER SYS (AR0000459) |
| Perfluorotetradecanoic acid (PFTA) | < 8 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-06-11 to 2024-12-18 | UCMR5 Analytical Results: CROSS COUNTY RURAL WATER SYS (AR0000459) |
| Perfluorotridecanoic acid (PFTrDA) | < 7 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-06-11 to 2024-12-18 | UCMR5 Analytical Results: CROSS COUNTY RURAL WATER SYS (AR0000459) |
| Perfluoroundecanoic acid (PFUnA) | < 2 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-06-11 to 2024-12-18 | UCMR5 Analytical Results: CROSS COUNTY RURAL WATER SYS (AR0000459) |
Screening tells you if something is worth a closer look; a lab result is the number you can act on.
As an Amazon Associate, PurityMap earns from qualifying purchases. Affiliate disclosure
Screening: quick check, not lab-grade
Safe Home (EnviroTestKits)
Lead, read as one of three ranges: 0–4, 5–15 or 15+ ppb
Turnaround: 5 minutes
What it can't tell you: It shows a lead range, not an exact level, and tests nothing else unless you pay extra for the optional lab test.
Lab-certified results
ETR Laboratories
50+ substances, including lead, copper, arsenic, nitrate, hardness and coliform bacteria
Environmental Testing and Research Laboratories (ETR Labs), Leominster, MA · ISO/IEC 17025:2017, ANAB certificate AT-2638 · 2–4 business days after the lab receives it
What it can't tell you: It does not test PFAS, and not every result on the panel falls under the lab's accredited scope.
Get PurityMap updates about this water system.
Follow this water →Cross County Rural Water Sys's phone number on EPA record is 870-697-2632. Its mailing address is PO BOX 61, HICKORY RIDGE, AR 72347.
According to EPA's record, Cross County Rural Water Sys uses groundwater from its own wells.
EPA's record shows 2 health-based violations for Cross County Rural Water Sys in the 10 years to July 9, 2026. No open health-based violations on EPA record in the last 10 years. The latest legal-limit breach on record was in the period starting January 2020. The record comes from EPA's SDWIS compliance database.
The 90th-percentile lead result in Cross County Rural Water Sys's latest lead and copper round, which ended in December 2025, was 1 µg/L, below the federal action level of 15 µg/L.
PurityMap has no verified website for Cross County Rural Water Sys. Its phone number on EPA record is 870-697-2632. Its mailing address on EPA record is PO BOX 61, HICKORY RIDGE, AR 72347. Your water bill lists the ways to contact your supplier and pay. PurityMap does not take payments.