Water Quality in WESTMINSTER, CO (80031)
EPA violation data for public water systems serving ZIP code 80031.
79
Total Violations
4
Health-Based
75
Monitoring / Reporting
79
Resolved
What does this mean?
79 of 79 violations have been resolved. 4 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 75 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 (79 total)
| Contaminant | Category | MCL Limit | Measured | Date | Status | Health Effects |
|---|---|---|---|---|---|---|
| Chlorine | Monitoring | N/A | N/A | Sep 30, 2024 | Resolved | Eye and nose irritation; stomach discomfort |
| Chlorine | Monitoring | N/A | N/A | Sep 30, 2024 | Resolved | Eye and nose irritation; stomach discomfort |
| Public Notice | Monitoring | N/A | N/A | Apr 3, 2024 | Resolved | N/A |
| Public Notice | Monitoring | N/A | N/A | Apr 3, 2024 | Resolved | N/A |
| Stage 1 Disinfectants and Disinfection Byproducts Rule | Health-Based | N/A | N/A | Feb 29, 2024 | Resolved | N/A |
| Stage 1 Disinfectants and Disinfection Byproducts Rule | Health-Based | N/A | N/A | Feb 29, 2024 | Resolved | N/A |
| Stage 1 Disinfectants and Disinfection Byproducts Rule | Health-Based | N/A | N/A | Feb 29, 2024 | Resolved | N/A |
| Stage 1 Disinfectants and Disinfection Byproducts Rule | Health-Based | N/A | N/A | Feb 29, 2024 | Resolved | N/A |
| Public Notice | Monitoring | N/A | N/A | Dec 26, 2023 | Resolved | N/A |
| Public Notice | Monitoring | N/A | N/A | Dec 26, 2023 | Resolved | N/A |
Lead & Copper Levels
Violation Timeline
2024(8)
Chlorine
27
Chlorine
27
Public Notice
75
Public Notice
75
Stage 1 Disinfectants and Disinfection Byproducts Rule
12
Stage 1 Disinfectants and Disinfection Byproducts Rule
12
Stage 1 Disinfectants and Disinfection Byproducts Rule
12
Stage 1 Disinfectants and Disinfection Byproducts Rule
12
2023(8)
Public Notice
76
Public Notice
76
E. COLI
34
E. COLI
34
E. COLI
34
Chlorine
27
Chlorine
27
Chlorine
27
How Does This Compare?
WESTMINSTER (80031) has 79 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.