Water Quality in LAS VEGAS, NV (89166)
EPA violation data for public water systems serving ZIP code 89166.
43
Total Violations
8
Health-Based
35
Monitoring / Reporting
30
Resolved
What does this mean?
30 of 43 violations have been resolved. 8 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 35 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 (43 total)
| Contaminant | Category | MCL Limit | Measured | Date | Status | Health Effects |
|---|---|---|---|---|---|---|
| E. COLI | Monitoring | 0 | N/A | Oct 14, 2024 | Active | Severe gastrointestinal illness; may be fatal in vulnerable populations |
| E. COLI | Monitoring | 0 | N/A | Oct 14, 2024 | Active | Severe gastrointestinal illness; may be fatal in vulnerable populations |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Sep 16, 2024 | Active | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Sep 16, 2024 | Active | N/A |
| Revised Total Coliform Rule | Health-Based | N/A | N/A | Aug 31, 2024 | Resolved | N/A |
| Revised Total Coliform Rule | Health-Based | N/A | N/A | Aug 31, 2024 | Resolved | N/A |
| Public Notice | Monitoring | N/A | N/A | Aug 26, 2024 | Active | N/A |
| Public Notice | Monitoring | N/A | N/A | Aug 26, 2024 | Active | N/A |
| Revised Total Coliform Rule | Health-Based | N/A | N/A | Jul 16, 2024 | Resolved | N/A |
| Revised Total Coliform Rule | Health-Based | N/A | N/A | Jul 16, 2024 | Resolved | N/A |
Lead & Copper Levels
Violation Timeline
2024(39)
E. COLI
34
E. COLI
34
Revised Total Coliform Rule
4F
Revised Total Coliform Rule
4F
Revised Total Coliform Rule
1A
Revised Total Coliform Rule
1A
Public Notice
75
Public Notice
75
Revised Total Coliform Rule
2B
Revised Total Coliform Rule
2B
Revised Total Coliform Rule
2B
Revised Total Coliform Rule
4F
Revised Total Coliform Rule
4F
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
E. COLI
34
E. COLI
34
E. COLI
34
Lead and Copper Rule
52
Lead and Copper Rule
52
Lead and Copper Rule
52
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Public Notice
75
Public Notice
75
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
4F
Revised Total Coliform Rule
4F
Revised Total Coliform Rule
2A
Revised Total Coliform Rule
2A
Revised Total Coliform Rule
2A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
2023(4)
Nitrate
03
Nitrate
03
Nitrate
03
Nitrate
03
How Does This Compare?
LAS VEGAS (89166) has 43 recorded violations, including 8 health-based. 13 remain unresolved. 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.
Reverse Osmosis System
Highly effective at removing heavy metals, dissolved solids, and a wide range of contaminants. Recommended for homes with lead or arsenic concerns.
Targets:Lead, Copper, Arsenic, Mercury, Cadmium
Look for:NSF/ANSI 58 certified
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.