Water Quality in LAKE HAVASU CITY, AZ (86405)
EPA violation data for public water systems serving ZIP code 86405.
49
Total Violations
4
Health-Based
45
Monitoring / Reporting
49
Resolved
What does this mean?
49 of 49 violations have been resolved. 4 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 45 are monitoring or reporting violations (missed testing deadlines or late paperwork — not necessarily a water quality issue). Not all violations mean your water is unsafe. The EPA requires reporting even for minor administrative issues.
Violations Detail (49 total)
| Contaminant | Category | MCL Limit | Measured | Date | Status | Health Effects |
|---|---|---|---|---|---|---|
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Nov 30, 2024 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Nov 30, 2024 | Resolved | N/A |
| Surface Water Treatment Rule | Monitoring | N/A | N/A | Nov 30, 2024 | Resolved | N/A |
| Surface Water Treatment Rule | Monitoring | N/A | N/A | Nov 30, 2024 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Jun 30, 2023 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Jun 30, 2023 | Resolved | N/A |
| Surface Water Treatment Rule | Monitoring | N/A | N/A | May 31, 2023 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | May 31, 2023 | Resolved | N/A |
| Surface Water Treatment Rule | Monitoring | N/A | N/A | May 31, 2023 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | May 31, 2023 | Resolved | N/A |
Violation Timeline
2024(4)
Revised Total Coliform Rule
4B
Revised Total Coliform Rule
4B
Surface Water Treatment Rule
36
Surface Water Treatment Rule
36
2023(10)
Revised Total Coliform Rule
4B
Revised Total Coliform Rule
4B
Surface Water Treatment Rule
36
Revised Total Coliform Rule
3A
Surface Water Treatment Rule
36
Revised Total Coliform Rule
3A
Interim Enhanced Surface Water Treatment Rule
38
Interim Enhanced Surface Water Treatment Rule
38
Public Notice
75
Public Notice
75
How Does This Compare?
LAKE HAVASU CITY (86405) has 49 recorded violations, including 4 health-based. All violations have been resolved, which is a positive sign for current water quality. Consider testing your tap water independently for added peace of mind.
Recommended Water Filters
Based on the contaminants detected in your area, these filter types may help improve your water quality.
UV Water Purifier
Uses ultraviolet light to neutralize bacteria, viruses, and parasites without chemicals. Ideal for homes with microbial contamination concerns.
Targets:E. coli, Coliform, Giardia, Cryptosporidium
Look for:NSF/ANSI 55 (Class A) certified
Always look for filters certified by NSF International for the specific contaminants you want to remove.