Havasu Water Company
PWSID: 090600202 · Havasu Lake, CA · Serves 361 people
Havasu Water Company has 43 health-based violations out of 43 total. Health violations indicate contaminant levels exceeded EPA limits or required treatment was not followed.
Havasu Water Company (PWSID 090600202) is a cws water system drawing from a surface water source, regulated by the EPA Safe Drinking Water Information System (SDWIS) under the Safe Drinking Water Act. It serves approximately 361 people in Havasu Lake, CA, and is subject to primacy enforcement by the California drinking-water program.
The system's federal compliance record contains 43 total violations, with 43 classified as health-based (MCL exceedances or treatment-technique failures). 5 distinct contaminants have been cited, including Atrazine, Total Trihalomethanes (TTHM), Arsenic. Recorded violations span 2024–2025.
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 California state drinking-water program's public portal.
System Details
- EPA ID (PWSID)
- 090600202
- System Type
- CWS
- Water Source
- Surface Water
- Location
- Havasu Lake, CA
- Population Served
- 361
- Health Violations
- Yes (43)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Atrazine | 27 | 27 |
| Total Trihalomethanes (TTHM) | 13 | 13 |
| Arsenic | 1 | 1 |
| Gross Alpha | 1 | 1 |
| Fluoride | 1 | 1 |
Violation History (43)
| Contaminant | Health | Date |
|---|---|---|
| Total Trihalomethanes (TTHM) | Yes | Jul 1, 2025 |
| Arsenic | Yes | Apr 9, 2025 |
| Total Trihalomethanes (TTHM) | Yes | Apr 1, 2025 |
| Atrazine | Yes | Mar 15, 2025 |
| Total Trihalomethanes (TTHM) | Yes | Jan 1, 2025 |
| Total Trihalomethanes (TTHM) | Yes | Jan 1, 2025 |
| Atrazine | Yes | Nov 12, 2024 |
| Atrazine | Yes | Nov 12, 2024 |
| Atrazine | Yes | Nov 12, 2024 |
| Gross Alpha | Yes | Oct 17, 2024 |
| Atrazine | Yes | Oct 15, 2024 |
| Atrazine | Yes | Oct 15, 2024 |
| Atrazine | Yes | Oct 15, 2024 |
| Atrazine | Yes | Oct 15, 2024 |
| Atrazine | Yes | Oct 15, 2024 |
| Atrazine | Yes | Oct 15, 2024 |
| Atrazine | Yes | Oct 15, 2024 |
| Total Trihalomethanes (TTHM) | Yes | Oct 1, 2024 |
| Total Trihalomethanes (TTHM) | Yes | Oct 1, 2024 |
| Fluoride | Yes | Aug 30, 2024 |
| Atrazine | Yes | Aug 30, 2024 |
| Atrazine | Yes | Aug 30, 2024 |
| Atrazine | Yes | Aug 12, 2024 |
| Total Trihalomethanes (TTHM) | Yes | Jul 1, 2024 |
| Total Trihalomethanes (TTHM) | Yes | Jul 1, 2024 |
| Atrazine | Yes | Jul 1, 2024 |
| Atrazine | Yes | Jul 1, 2024 |
| Atrazine | Yes | Apr 16, 2024 |
| Atrazine | Yes | Apr 16, 2024 |
| Atrazine | Yes | Apr 16, 2024 |
| Atrazine | Yes | Apr 16, 2024 |
| Atrazine | Yes | Apr 16, 2024 |
| Atrazine | Yes | Apr 16, 2024 |
| Atrazine | Yes | Apr 16, 2024 |
| Atrazine | Yes | Apr 16, 2024 |
| Atrazine | Yes | Apr 16, 2024 |
| Atrazine | Yes | Apr 12, 2024 |
| Atrazine | Yes | Apr 12, 2024 |
| Total Trihalomethanes (TTHM) | Yes | Apr 1, 2024 |
| Total Trihalomethanes (TTHM) | Yes | Apr 1, 2024 |
| Total Trihalomethanes (TTHM) | Yes | Jan 1, 2024 |
| Total Trihalomethanes (TTHM) | Yes | Jan 1, 2024 |
| Total Trihalomethanes (TTHM) | Yes | Jan 1, 2024 |
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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.