No open health-based violations on EPA record in the last 10 years; latest legal-limit breach in the period starting October 2019.
Serves about 4,509 people (1,830 connections) with groundwater from its own wells.
From EPA's record for AZ0413106. PurityMap is independent of Cottonwood Municipal Water Vv6.
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6 health-based violations in the last 10 years, from EPA's SDWIS compliance database.
| Period | Contaminant | Measured | Legal limit | EPA status |
|---|---|---|---|---|
| From October 2019 | Arsenic | 0.011 mg/L | 0.010 mg/L | Resolved |
| From July 2019 | Arsenic | 0.011 mg/L | 0.010 mg/L | Resolved |
| From October 2018 | Arsenic | 0.013 mg/L | 0.010 mg/L | Resolved |
| From July 2018 | Arsenic | 0.011 mg/L | 0.010 mg/L | Resolved |
| From April 2018 | Arsenic | 0.014 mg/L | 0.010 mg/L | Resolved |
| Period | Contaminant | Measured | Legal limit | EPA status |
|---|---|---|---|---|
| From April 2018 | Arsenic | 0.013 mg/L | 0.010 mg/L | Resolved |
EPA required this system to test for 30 unregulated and emerging contaminants, from March 2025 to October 2025.
| Contaminant | Result | Limit | Status | Sampled | Source |
|---|---|---|---|---|---|
| Lithium | 59 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 | 2025-03-03 to 2025-09-09 | UCMR5 Analytical Results: COTTONWOOD MUNICIPAL WATER VV6 (AZ0413106) |
| 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 | 2025-03-03 to 2025-10-07 | UCMR5 Analytical Results: COTTONWOOD MUNICIPAL WATER VV6 (AZ0413106) |
| 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 | 2025-03-03 to 2025-10-07 | UCMR5 Analytical Results: COTTONWOOD MUNICIPAL WATER VV6 (AZ0413106) |
| 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 | 2025-03-03 to 2025-10-07 | UCMR5 Analytical Results: COTTONWOOD MUNICIPAL WATER VV6 (AZ0413106) |
| 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 | 2025-03-03 to 2025-10-07 | UCMR5 Analytical Results: COTTONWOOD MUNICIPAL WATER VV6 (AZ0413106) |
| 4,8-Dioxa-3H-perfluorononanoic acid (ADONA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-03-03 to 2025-10-07 | UCMR5 Analytical Results: COTTONWOOD MUNICIPAL WATER VV6 (AZ0413106) |
| 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 | 2025-03-03 to 2025-10-07 | UCMR5 Analytical Results: COTTONWOOD MUNICIPAL WATER VV6 (AZ0413106) |
| Hexafluoropropylene oxide dimer acid (HFPO-DA) (GenX chemicals) | < 5 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2025-03-03 to 2025-10-07 | UCMR5 Analytical Results: COTTONWOOD MUNICIPAL WATER VV6 (AZ0413106) |
| N-ethyl perfluorooctanesulfonamidoacetic acid (NEtFOSAA) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-03-03 to 2025-10-07 | UCMR5 Analytical Results: COTTONWOOD MUNICIPAL WATER VV6 (AZ0413106) |
| N-methyl perfluorooctanesulfonamidoacetic acid (NMeFOSAA) | < 6 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-03-03 to 2025-10-07 | UCMR5 Analytical Results: COTTONWOOD MUNICIPAL WATER VV6 (AZ0413106) |
| Nonafluoro-3,6-dioxaheptanoic acid (NFDHA) | < 20 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-03-03 to 2025-10-07 | UCMR5 Analytical Results: COTTONWOOD MUNICIPAL WATER VV6 (AZ0413106) |
| Perfluoro (2-ethoxyethane) sulfonic acid (PFEESA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-03-03 to 2025-10-07 | UCMR5 Analytical Results: COTTONWOOD MUNICIPAL WATER VV6 (AZ0413106) |
| Perfluoro-3-methoxypropanoic acid (PFMPA) | < 4 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-03-03 to 2025-10-07 | UCMR5 Analytical Results: COTTONWOOD MUNICIPAL WATER VV6 (AZ0413106) |
| Perfluoro-4-methoxybutanoic acid (PFMBA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-03-03 to 2025-10-07 | UCMR5 Analytical Results: COTTONWOOD MUNICIPAL WATER VV6 (AZ0413106) |
| 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 | 2025-03-03 to 2025-10-07 | UCMR5 Analytical Results: COTTONWOOD MUNICIPAL WATER VV6 (AZ0413106) |
| Perfluorobutanoic acid (PFBA) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-03-03 to 2025-10-07 | UCMR5 Analytical Results: COTTONWOOD MUNICIPAL WATER VV6 (AZ0413106) |
| Perfluorodecanoic acid (PFDA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-03-03 to 2025-10-07 | UCMR5 Analytical Results: COTTONWOOD MUNICIPAL WATER VV6 (AZ0413106) |
| Perfluorododecanoic acid (PFDoA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-03-03 to 2025-10-07 | UCMR5 Analytical Results: COTTONWOOD MUNICIPAL WATER VV6 (AZ0413106) |
| Perfluoroheptanesulfonic acid (PFHpS) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-03-03 to 2025-10-07 | UCMR5 Analytical Results: COTTONWOOD MUNICIPAL WATER VV6 (AZ0413106) |
| Perfluoroheptanoic acid (PFHpA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-03-03 to 2025-10-07 | UCMR5 Analytical Results: COTTONWOOD MUNICIPAL WATER VV6 (AZ0413106) |
| Perfluorohexanesulfonic acid (PFHxS) | < 3 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2025-03-03 to 2025-10-07 | UCMR5 Analytical Results: COTTONWOOD MUNICIPAL WATER VV6 (AZ0413106) |
| Perfluorohexanoic acid (PFHxA) | < 3 ng/L | 400,000 ng/L Michigan EGLE state MCL (strictest US state) | Not detected above the reporting limit | 2025-03-03 to 2025-10-07 | UCMR5 Analytical Results: COTTONWOOD MUNICIPAL WATER VV6 (AZ0413106) |
| Perfluorononanoic acid (PFNA) | < 4 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2025-03-03 to 2025-10-07 | UCMR5 Analytical Results: COTTONWOOD MUNICIPAL WATER VV6 (AZ0413106) |
| Perfluorooctanesulfonic acid (PFOS) | < 4 ng/L | 4.0 ng/L federal MCL (2024) | Not detected above the reporting limit | 2025-03-03 to 2025-10-07 | UCMR5 Analytical Results: COTTONWOOD MUNICIPAL WATER VV6 (AZ0413106) |
| Perfluorooctanoic acid (PFOA) | < 4 ng/L | 4.0 ng/L federal MCL (2024) | Not detected above the reporting limit | 2025-03-03 to 2025-10-07 | UCMR5 Analytical Results: COTTONWOOD MUNICIPAL WATER VV6 (AZ0413106) |
| Perfluoropentanesulfonic acid (PFPeS) | < 4 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-03-03 to 2025-10-07 | UCMR5 Analytical Results: COTTONWOOD MUNICIPAL WATER VV6 (AZ0413106) |
| Perfluoropentanoic acid (PFPeA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-03-03 to 2025-10-07 | UCMR5 Analytical Results: COTTONWOOD MUNICIPAL WATER VV6 (AZ0413106) |
| Perfluorotetradecanoic acid (PFTA) | < 8 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-03-03 to 2025-10-07 | UCMR5 Analytical Results: COTTONWOOD MUNICIPAL WATER VV6 (AZ0413106) |
| Perfluorotridecanoic acid (PFTrDA) | < 7 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-03-03 to 2025-10-07 | UCMR5 Analytical Results: COTTONWOOD MUNICIPAL WATER VV6 (AZ0413106) |
| Perfluoroundecanoic acid (PFUnA) | < 2 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-03-03 to 2025-10-07 | UCMR5 Analytical Results: COTTONWOOD MUNICIPAL WATER VV6 (AZ0413106) |
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 →Cottonwood Municipal Water Vv6's phone number on EPA record is 928-340-2750. Its mailing address is 3827 E VAQUERO LN, COTTONWOOD, AZ 86326.
According to EPA's record, Cottonwood Municipal Water Vv6 uses groundwater from its own wells.
EPA's record shows 6 health-based violations for Cottonwood Municipal Water Vv6 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 October 2019. EPA also lists 13 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 Cottonwood Municipal Water Vv6's latest lead and copper round, which ended in December 2023. The federal action level is 15 µg/L.
PurityMap has no verified website for Cottonwood Municipal Water Vv6. Its phone number on EPA record is 928-340-2750. Its mailing address on EPA record is 3827 E VAQUERO LN, COTTONWOOD, AZ 86326. Your water bill lists the ways to contact your supplier and pay. PurityMap does not take payments.