SAN SIMON DWID
PWSID: AZ0402027 · San Simon, AZ · Serves 312 people
SAN SIMON DWID has 53 health-based violations out of 53 total. Health violations indicate contaminant levels exceeded EPA limits or required treatment was not followed.
SAN SIMON DWID (PWSID AZ0402027) is a cws water system drawing from a groundwater source, regulated by the EPA Safe Drinking Water Information System (SDWIS) under the Safe Drinking Water Act. It serves approximately 312 people in San Simon, AZ, and is subject to primacy enforcement by the Arizona drinking-water program.
The system's federal compliance record contains 53 total violations, with 53 classified as health-based (MCL exceedances or treatment-technique failures). 2 distinct contaminants have been cited, including Manganese, Gross Alpha. Recorded violations span 2016–2025.
A historical violation does not necessarily describe current water quality, systems must notify customers and remediate, and monitoring-type violations often reflect reporting lapses rather than contamination. The most authoritative real-time 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)
- AZ0402027
- System Type
- CWS
- Water Source
- Groundwater
- Location
- San Simon, AZ
- Population Served
- 312
- Health Violations
- Yes (53)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Manganese | 52 | 52 |
| Gross Alpha | 1 | 1 |
Violation History (53)
| Contaminant | Health | Date |
|---|---|---|
| Manganese | Yes | Jul 1, 2025 |
| Manganese | Yes | Apr 1, 2025 |
| Manganese | Yes | Apr 1, 2025 |
| Manganese | Yes | Jan 1, 2025 |
| Manganese | Yes | Jan 1, 2025 |
| Gross Alpha | Yes | Oct 17, 2024 |
| Manganese | Yes | Oct 1, 2024 |
| Manganese | Yes | Jul 1, 2024 |
| Manganese | Yes | Jul 1, 2024 |
| Manganese | Yes | Jul 1, 2024 |
| Manganese | Yes | Apr 1, 2024 |
| Manganese | Yes | Apr 1, 2024 |
| Manganese | Yes | Jan 1, 2024 |
| Manganese | Yes | Jan 1, 2024 |
| Manganese | Yes | Oct 1, 2023 |
| Manganese | Yes | Oct 1, 2023 |
| Manganese | Yes | Jul 1, 2023 |
| Manganese | Yes | Jul 1, 2023 |
| Manganese | Yes | Apr 1, 2023 |
| Manganese | Yes | Apr 1, 2023 |
| Manganese | Yes | Apr 1, 2023 |
| Manganese | Yes | Jan 1, 2023 |
| Manganese | Yes | Jan 1, 2023 |
| Manganese | Yes | Oct 1, 2022 |
| Manganese | Yes | Oct 1, 2022 |
| Manganese | Yes | Jul 1, 2022 |
| Manganese | Yes | Jul 1, 2022 |
| Manganese | Yes | Apr 1, 2022 |
| Manganese | Yes | Apr 1, 2022 |
| Manganese | Yes | Jan 1, 2022 |
| Manganese | Yes | Oct 1, 2021 |
| Manganese | Yes | Jul 1, 2021 |
| Manganese | Yes | Apr 1, 2021 |
| Manganese | Yes | Jan 1, 2021 |
| Manganese | Yes | Jul 1, 2020 |
| Manganese | Yes | Apr 1, 2020 |
| Manganese | Yes | Jan 1, 2020 |
| Manganese | Yes | Oct 1, 2019 |
| Manganese | Yes | Jul 1, 2019 |
| Manganese | Yes | Apr 1, 2019 |
| Manganese | Yes | Jan 1, 2019 |
| Manganese | Yes | Oct 1, 2018 |
| Manganese | Yes | Jul 1, 2018 |
| Manganese | Yes | Apr 1, 2018 |
| Manganese | Yes | Jan 1, 2018 |
| Manganese | Yes | Oct 1, 2017 |
| Manganese | Yes | Jul 1, 2017 |
| Manganese | Yes | Apr 1, 2017 |
| Manganese | Yes | Jan 1, 2017 |
| Manganese | Yes | Oct 1, 2016 |
| Manganese | Yes | Jul 1, 2016 |
| Manganese | Yes | Apr 1, 2016 |
| Manganese | Yes | Jan 1, 2016 |
Frequently Asked Questions
Is SAN SIMON DWID water safe to drink?
How many people does SAN SIMON DWID serve?
What violations does SAN SIMON DWID have?
What contaminants have been found in SAN SIMON DWID water?
Nearby Water Systems
Explore More
About This Data
Water system data is from the EPA Safe Drinking Water Information System (SDWIS). Health-based violations include Maximum Contaminant Level (MCL) and Treatment Technique (TT) violations that may pose a direct risk to public health. Violation records may span multiple years.
Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services U.S. Environmental Protection Agency, SDWIS Federal Reporting Services
Read our methodology - how this data is sourced, computed, and verified.