WELLTON TOWN OF
PWSID: AZ0414022 · Wellton, AZ · Serves 3,000 people
According to EPA Safe Drinking Water Information System (SDWIS), WELLTON TOWN OF (PWSID AZ0414022) in Wellton, AZ is listed as a CWS water system covering about 3,000 people. The same extract lists 149 health-based violation records spanning 2016-2025. Those 149 health-based rows for WELLTON TOWN OF cover contaminants such as TTHM, CARBON, TOTAL, Interim Enhanced Surface Water Treatment Rule; they remain historical EPA registry entries, not a current compliance or drinkability score.
WELLTON TOWN OF has 149 health-based violation records in this historical extract. Monitoring and reporting records are not included.
PlainEnviro's health-based SDWIS extract covers monitoring and reporting violations only -- it does not include unresolved enforcement actions in progress or corrective steps a utility has taken since the extract date. 4 distinct EPA contaminant codes appear in this system's record, including TTHM, CARBON, TOTAL, Interim Enhanced Surface Water Treatment Rule. Recorded violations span 2016–2025. Day-to-day primacy enforcement for this system runs through the Arizona drinking-water program, not EPA directly.
A historical health-based record does not necessarily describe current water quality or compliance. The most authoritative current source is the utility's annual Consumer Confidence Report. For enforcement history and corrective-action orders, consult EPA ECHO and the Arizona state drinking-water program's public portal.
System Details
- EPA ID (PWSID)
- AZ0414022
- System Type
- CWS
- Water Source
- Surface Water
- Location
- Wellton, AZ
- Population Served
- 3,000
- Health Violations
- Yes (149)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| TTHM | 94 | 94 |
| CARBON, TOTAL | 27 | 27 |
| Interim Enhanced Surface Water Treatment Rule | 27 | 27 |
| LEAD AND COPPER RULE REVISIONS | 1 | 1 |
Violation History (149)
| Contaminant | Health | Date |
|---|---|---|
| TTHM | Yes | Oct 1, 2025 |
| CARBON, TOTAL | Yes | Oct 1, 2025 |
| Interim Enhanced Surface Water Treatment Rule | Yes | Sep 1, 2025 |
| Interim Enhanced Surface Water Treatment Rule | Yes | Sep 1, 2025 |
| CARBON, TOTAL | Yes | Jul 1, 2025 |
| CARBON, TOTAL | Yes | Jul 1, 2025 |
| TTHM | Yes | Jul 1, 2025 |
| Interim Enhanced Surface Water Treatment Rule | Yes | May 1, 2025 |
| Interim Enhanced Surface Water Treatment Rule | Yes | May 1, 2025 |
| Interim Enhanced Surface Water Treatment Rule | Yes | May 1, 2025 |
| Interim Enhanced Surface Water Treatment Rule | Yes | May 1, 2025 |
| Interim Enhanced Surface Water Treatment Rule | Yes | May 1, 2025 |
| CARBON, TOTAL | Yes | Apr 1, 2025 |
| CARBON, TOTAL | Yes | Apr 1, 2025 |
| TTHM | Yes | Apr 1, 2025 |
| CARBON, TOTAL | Yes | Jan 1, 2025 |
| CARBON, TOTAL | Yes | Jan 1, 2025 |
| LEAD AND COPPER RULE REVISIONS | Yes | Oct 17, 2024 |
| TTHM | Yes | Oct 1, 2024 |
| TTHM | Yes | Oct 1, 2024 |
| Interim Enhanced Surface Water Treatment Rule | Yes | Sep 1, 2024 |
| Interim Enhanced Surface Water Treatment Rule | Yes | Sep 1, 2024 |
| Interim Enhanced Surface Water Treatment Rule | Yes | Sep 1, 2024 |
| Interim Enhanced Surface Water Treatment Rule | Yes | Sep 1, 2024 |
| Interim Enhanced Surface Water Treatment Rule | Yes | Aug 1, 2024 |
| Interim Enhanced Surface Water Treatment Rule | Yes | Aug 1, 2024 |
| Interim Enhanced Surface Water Treatment Rule | Yes | Aug 1, 2024 |
| Interim Enhanced Surface Water Treatment Rule | Yes | Aug 1, 2024 |
| Interim Enhanced Surface Water Treatment Rule | Yes | Jul 1, 2024 |
| Interim Enhanced Surface Water Treatment Rule | Yes | Jul 1, 2024 |
| Interim Enhanced Surface Water Treatment Rule | Yes | Jul 1, 2024 |
| Interim Enhanced Surface Water Treatment Rule | Yes | Jul 1, 2024 |
| TTHM | Yes | Jul 1, 2024 |
| TTHM | Yes | Jul 1, 2024 |
| Interim Enhanced Surface Water Treatment Rule | Yes | Jun 1, 2024 |
| Interim Enhanced Surface Water Treatment Rule | Yes | Jun 1, 2024 |
| Interim Enhanced Surface Water Treatment Rule | Yes | Jun 1, 2024 |
| Interim Enhanced Surface Water Treatment Rule | Yes | Jun 1, 2024 |
| Interim Enhanced Surface Water Treatment Rule | Yes | Jun 1, 2024 |
| TTHM | Yes | Apr 1, 2024 |
| TTHM | Yes | Apr 1, 2024 |
| TTHM | Yes | Apr 1, 2024 |
| TTHM | Yes | Jan 1, 2024 |
| TTHM | Yes | Jan 1, 2024 |
| TTHM | Yes | Jan 1, 2024 |
| TTHM | Yes | Jan 1, 2024 |
| TTHM | Yes | Oct 1, 2023 |
| TTHM | Yes | Oct 1, 2023 |
| TTHM | Yes | Oct 1, 2023 |
| TTHM | Yes | Oct 1, 2023 |
| Interim Enhanced Surface Water Treatment Rule | Yes | Jul 1, 2023 |
| Interim Enhanced Surface Water Treatment Rule | Yes | Jul 1, 2023 |
| Interim Enhanced Surface Water Treatment Rule | Yes | Jul 1, 2023 |
| TTHM | Yes | Jul 1, 2023 |
| TTHM | Yes | Jul 1, 2023 |
| TTHM | Yes | Jul 1, 2023 |
| TTHM | Yes | Apr 1, 2023 |
| TTHM | Yes | Apr 1, 2023 |
| TTHM | Yes | Apr 1, 2023 |
| TTHM | Yes | Apr 1, 2023 |
| TTHM | Yes | Jan 1, 2023 |
| TTHM | Yes | Jan 1, 2023 |
| TTHM | Yes | Jan 1, 2023 |
| TTHM | Yes | Jan 1, 2023 |
| TTHM | Yes | Oct 1, 2022 |
| TTHM | Yes | Oct 1, 2022 |
| TTHM | Yes | Oct 1, 2022 |
| TTHM | Yes | Jul 1, 2022 |
| TTHM | Yes | Jul 1, 2022 |
| TTHM | Yes | Jul 1, 2022 |
| TTHM | Yes | Jul 1, 2022 |
| TTHM | Yes | Jul 1, 2022 |
| TTHM | Yes | Apr 1, 2022 |
| TTHM | Yes | Apr 1, 2022 |
| TTHM | Yes | Apr 1, 2022 |
| TTHM | Yes | Apr 1, 2022 |
| TTHM | Yes | Jan 1, 2022 |
| TTHM | Yes | Jan 1, 2022 |
| TTHM | Yes | Jan 1, 2022 |
| TTHM | Yes | Jan 1, 2022 |
| TTHM | Yes | Oct 1, 2021 |
| TTHM | Yes | Oct 1, 2021 |
| TTHM | Yes | Jul 1, 2021 |
| TTHM | Yes | Jul 1, 2021 |
| TTHM | Yes | Apr 1, 2021 |
| TTHM | Yes | Apr 1, 2021 |
| TTHM | Yes | Jan 1, 2021 |
| TTHM | Yes | Jan 1, 2021 |
| TTHM | Yes | Oct 1, 2020 |
| TTHM | Yes | Oct 1, 2020 |
| TTHM | Yes | Jul 1, 2020 |
| TTHM | Yes | Jul 1, 2020 |
| TTHM | Yes | Apr 1, 2020 |
| TTHM | Yes | Apr 1, 2020 |
| TTHM | Yes | Jan 1, 2020 |
| TTHM | Yes | Jan 1, 2020 |
| CARBON, TOTAL | Yes | Oct 1, 2019 |
| CARBON, TOTAL | Yes | Oct 1, 2019 |
| CARBON, TOTAL | Yes | Jul 1, 2019 |
| CARBON, TOTAL | Yes | Jul 1, 2019 |
Frequently Asked Questions
What does EPA SDWIS list for WELLTON TOWN OF?
How many people does WELLTON TOWN OF serve?
What violations does WELLTON TOWN OF have?
What contaminants have been found in WELLTON TOWN OF water?
Compare beyond Arizona
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest WELLTON TOWN OF on cumulative violation count (149) and EPA-reported population served (3,000). Violation-count peers include CIMARRON WATER SYSTEM, CITY OF ANDREWS, PHILMONT BOY SCOUT RANCH - HEADQUARTERS. Population peers include WOLF POINT CITY OF, Soboba, WILTON WATER WORKS.
Similar violation count
Nearest cross-state community systems (500+ served) by SDWIS violations on record.
Similar population served
Nearest cross-state systems by EPA SDWIS population_served (same 500+ gate).
Nearby Water Systems
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About This Data
WELLTON TOWN OF (AZ0414022) is drawn from EPA SDWIS. Nearby county systems in this extract include CITY OF YUMA; SAN LUIS CITY OF; FOOTHILLS WATER AND SEWER LLC; SOMERTON CITY OF. Health-based rows (149 MCL/TT) are historical registry state, not a current drinkability score.
Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services
Read our methodology - how this data is sourced, computed, and verified.