Water Quality in LOS ALAMOS, NM (87544)
EPA violation data for public water systems serving ZIP code 87544.
31
Total Violations
20
Health-Based
11
Monitoring / Reporting
18
Resolved
What does this mean?
18 of 31 violations have been resolved. 20 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 11 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 (31 total)
| Contaminant | Category | MCL Limit | Measured | Date | Status | Health Effects |
|---|---|---|---|---|---|---|
| Consumer Confidence Rule | Monitoring | N/A | N/A | Jun 30, 2025 | Active | N/A |
| Groundwater Rule | Health-Based | N/A | N/A | Oct 10, 2024 | Active | N/A |
| Groundwater Rule | Health-Based | N/A | N/A | Oct 10, 2024 | Active | N/A |
| Groundwater Rule | Health-Based | N/A | N/A | Oct 10, 2024 | Resolved | N/A |
| Groundwater Rule | Health-Based | N/A | N/A | Oct 10, 2024 | Active | N/A |
| Groundwater Rule | Health-Based | N/A | N/A | Oct 10, 2024 | Active | N/A |
| Groundwater Rule | Health-Based | N/A | N/A | Oct 10, 2024 | Active | N/A |
| Groundwater Rule | Health-Based | N/A | N/A | Oct 10, 2024 | Resolved | N/A |
| Groundwater Rule | Health-Based | N/A | N/A | Oct 10, 2024 | Resolved | N/A |
| Groundwater Rule | Health-Based | N/A | N/A | Oct 10, 2024 | Resolved | N/A |
Lead & Copper Levels
Violation Timeline
2025(1)
Consumer Confidence Rule
71
2024(25)
Groundwater Rule
45
Groundwater Rule
45
Groundwater Rule
45
Groundwater Rule
45
Groundwater Rule
45
Groundwater Rule
45
Groundwater Rule
45
Groundwater Rule
45
Groundwater Rule
45
Groundwater Rule
45
Groundwater Rule
45
Groundwater Rule
45
Groundwater Rule
45
Groundwater Rule
45
Groundwater Rule
45
Groundwater Rule
45
Groundwater Rule
45
Groundwater Rule
45
Groundwater Rule
45
Groundwater Rule
45
Public Notice
75
Public Notice
75
Groundwater Rule
20
Groundwater Rule
20
Groundwater Rule
20
How Does This Compare?
LOS ALAMOS (87544) has 31 recorded violations, including 20 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.
Whole House Carbon Filter
A solid baseline for improving overall water quality. Reduces chlorine, sediment, and many common contaminants throughout your entire home.
Targets:Chlorine, Sediment, Taste & Odor
Look for:NSF/ANSI 42 certified
Always look for filters certified by NSF International for the specific contaminants you want to remove.