No open health-based violations on EPA record in the last 10 years; latest legal-limit breach in the period starting July 2017.
Serves about 7,836 people (2,612 connections) with surface water bought from Bell County WCID 1.
From EPA's record for TX0140076. PurityMap is independent of 439 WSC.
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7 health-based violations in the last 10 years, from EPA's SDWIS compliance database.
| Period | Contaminant | Measured | Legal limit | EPA status |
|---|---|---|---|---|
| Jul–Sep 2017 | Haloacetic acids (HAA5) | 0.062 mg/L | 0.060 mg/L | Resolved |
| Apr–Jun 2017 | Total trihalomethanes (TTHM) | 0.091 mg/L | 0.080 mg/L | Resolved |
| Apr–Jun 2017 | Haloacetic acids (HAA5) | 0.076 mg/L | 0.060 mg/L | Resolved |
| Jan–Mar 2017 | Haloacetic acids (HAA5) | 0.078 mg/L | 0.060 mg/L | Resolved |
| Jan–Mar 2017 | Total trihalomethanes (TTHM) | 0.093 mg/L | 0.080 mg/L | Resolved |
| Period | Contaminant | Measured | Legal limit | EPA status |
|---|---|---|---|---|
| Oct–Dec 2016 | Total trihalomethanes (TTHM) | 0.096 mg/L | 0.080 mg/L | Resolved |
| Oct–Dec 2016 | Haloacetic acids (HAA5) | 0.081 mg/L | 0.060 mg/L | Resolved |
EPA required this system to test for 30 unregulated and emerging contaminants, from January 2023 to April 2025.
| Contaminant | Result | Limit | Status | Sampled | Source |
|---|---|---|---|---|---|
| Perfluorooctanesulfonic acid (PFOS) | 13.7 ng/L | 4.0 ng/L federal MCL (2024) | Above a historical reference; current applicability unverified | 2023-03-15 to 2024-02-05 | UCMR5 Analytical Results: 439 WSC (TX0140076) |
| Perfluorohexanesulfonic acid (PFHxS) | 16.4 ng/L | 10 ng/L federal MCL (2024) | Above a historical reference; current applicability unverified | 2023-03-15 to 2024-02-05 | UCMR5 Analytical Results: 439 WSC (TX0140076) |
| Perfluorobutanesulfonic acid (PFBS) | 4.7 ng/L | 2,000 ng/L EPA health advisory (screening, not a legal limit)Screening level, not a legal limit | Within the referenced health-based guidance value | 2023-03-15 to 2024-02-05 | UCMR5 Analytical Results: 439 WSC (TX0140076) |
| Perfluorohexanoic acid (PFHxA) | 11 ng/L | 400,000 ng/L Michigan EGLE state MCL (strictest US state) | Within a historical reference; current applicability unverified | 2023-03-15 to 2024-02-05 | UCMR5 Analytical Results: 439 WSC (TX0140076) |
| Perfluorobutanoic acid (PFBA) | 10.7 ng/L | No federal or state limit; shown for transparency | Detected, no limit | 2023-03-15 to 2025-04-23 | UCMR5 Analytical Results: 439 WSC (TX0140076) |
| Perfluoroheptanoic acid (PFHpA) | 5.4 ng/L | No federal or state limit; shown for transparency | Detected, no limit | 2023-03-15 to 2024-02-05 | UCMR5 Analytical Results: 439 WSC (TX0140076) |
| Perfluoropentanoic acid (PFPeA) | 10 ng/L | No federal or state limit; shown for transparency | Detected, no limit | 2023-03-15 to 2024-02-05 | UCMR5 Analytical Results: 439 WSC (TX0140076) |
| 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 | 2023-03-15 to 2024-02-05 | UCMR5 Analytical Results: 439 WSC (TX0140076) |
| 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 | 2023-03-15 to 2024-02-05 | UCMR5 Analytical Results: 439 WSC (TX0140076) |
| 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 | 2023-03-15 to 2024-02-05 | UCMR5 Analytical Results: 439 WSC (TX0140076) |
| 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 | 2023-03-15 to 2024-02-05 | UCMR5 Analytical Results: 439 WSC (TX0140076) |
| 4,8-Dioxa-3H-perfluorononanoic acid (ADONA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-03-15 to 2024-02-05 | UCMR5 Analytical Results: 439 WSC (TX0140076) |
| 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 | 2023-03-15 to 2024-02-05 | UCMR5 Analytical Results: 439 WSC (TX0140076) |
| Hexafluoropropylene oxide dimer acid (HFPO-DA) (GenX chemicals) | < 5 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2023-03-15 to 2024-02-05 | UCMR5 Analytical Results: 439 WSC (TX0140076) |
| Lithium | < 9 µg/L | 10 µg/L EPA health reference level (screening, not a legal limit)Screening level, not a legal limit | Not detected above the reporting limit | 2023-01-16 to 2023-10-02 | UCMR5 Analytical Results: 439 WSC (TX0140076) |
| N-ethyl perfluorooctanesulfonamidoacetic acid (NEtFOSAA) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-01-16 to 2023-10-02 | UCMR5 Analytical Results: 439 WSC (TX0140076) |
| N-methyl perfluorooctanesulfonamidoacetic acid (NMeFOSAA) | < 6 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-01-16 to 2023-10-02 | UCMR5 Analytical Results: 439 WSC (TX0140076) |
| Nonafluoro-3,6-dioxaheptanoic acid (NFDHA) | < 20 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-03-15 to 2024-02-05 | UCMR5 Analytical Results: 439 WSC (TX0140076) |
| Perfluoro (2-ethoxyethane) sulfonic acid (PFEESA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-03-15 to 2024-02-05 | UCMR5 Analytical Results: 439 WSC (TX0140076) |
| Perfluoro-3-methoxypropanoic acid (PFMPA) | < 4 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-03-15 to 2024-02-05 | UCMR5 Analytical Results: 439 WSC (TX0140076) |
| Perfluoro-4-methoxybutanoic acid (PFMBA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-03-15 to 2024-02-05 | UCMR5 Analytical Results: 439 WSC (TX0140076) |
| Perfluorodecanoic acid (PFDA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-03-15 to 2024-02-05 | UCMR5 Analytical Results: 439 WSC (TX0140076) |
| Perfluorododecanoic acid (PFDoA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-03-15 to 2024-02-05 | UCMR5 Analytical Results: 439 WSC (TX0140076) |
| Perfluoroheptanesulfonic acid (PFHpS) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-03-15 to 2024-02-05 | UCMR5 Analytical Results: 439 WSC (TX0140076) |
| Perfluorononanoic acid (PFNA) | < 4 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2023-03-15 to 2024-02-05 | UCMR5 Analytical Results: 439 WSC (TX0140076) |
| Perfluorooctanoic acid (PFOA) | < 4 ng/L | 4.0 ng/L federal MCL (2024) | Not detected above the reporting limit | 2023-03-15 to 2024-02-05 | UCMR5 Analytical Results: 439 WSC (TX0140076) |
| Perfluoropentanesulfonic acid (PFPeS) | < 4 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-03-15 to 2024-02-05 | UCMR5 Analytical Results: 439 WSC (TX0140076) |
| Perfluorotetradecanoic acid (PFTA) | < 8 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-01-16 to 2023-10-02 | UCMR5 Analytical Results: 439 WSC (TX0140076) |
| Perfluorotridecanoic acid (PFTrDA) | < 7 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-01-16 to 2023-10-02 | UCMR5 Analytical Results: 439 WSC (TX0140076) |
| Perfluoroundecanoic acid (PFUnA) | < 2 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-03-15 to 2024-02-05 | UCMR5 Analytical Results: 439 WSC (TX0140076) |
Screening tells you if something is worth a closer look; a lab result is the number you can act on.
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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 →439 WSC's phone number on EPA record is 254-939-8203. Its mailing address is 6202 SPARTA RD, BELTON, TX 76513-4880.
According to EPA's record, 439 WSC uses surface water bought from Bell County WCID 1.
EPA's record shows 7 health-based violations for 439 WSC 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 July 2017. EPA also lists 6 missed or late tests or reports in 10 years. The record comes from EPA's SDWIS compliance database.
Lead was not detected at the 90th percentile of tap samples in 439 WSC's latest lead and copper round, which ended in December 2025. The federal action level is 15 µg/L.
PurityMap has no verified website for 439 WSC. Its phone number on EPA record is 254-939-8203. Its mailing address on EPA record is 6202 SPARTA RD, BELTON, TX 76513-4880. Your water bill lists the ways to contact your supplier and pay. PurityMap does not take payments.