Water Quality in ANCHORAGE, AK (99504)
EPA violation data for public water systems serving ZIP code 99504.
16
Total Violations
7
Health-Based
9
Monitoring / Reporting
16
Resolved
What does this mean?
16 of 16 violations have been resolved. 7 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 9 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 (16 total)
| Contaminant | Category | MCL Limit | Measured | Date | Status | Health Effects |
|---|---|---|---|---|---|---|
| Lead and Copper Rule | Monitoring | N/A | N/A | Mar 5, 2025 | Resolved | N/A |
| Arsenic | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | Skin damage; circulatory system problems; increased risk of cancer |
| Consumer Confidence Rule | Monitoring | N/A | N/A | Sep 30, 2023 | Resolved | N/A |
| Consumer Confidence Rule | Monitoring | N/A | N/A | Sep 30, 2022 | Resolved | N/A |
| Consumer Confidence Rule | Monitoring | N/A | N/A | Sep 30, 2022 | Resolved | N/A |
| Consumer Confidence Rule | Monitoring | N/A | N/A | Sep 30, 2022 | Resolved | N/A |
| Consumer Confidence Rule | Monitoring | N/A | N/A | Jun 30, 2022 | Resolved | N/A |
| Chlorine | Monitoring | N/A | N/A | Mar 31, 2022 | Resolved | Eye and nose irritation; stomach discomfort |
| Arsenic | Health-Based | N/A | 0.014 | Sep 30, 2021 | Resolved | Skin damage; circulatory system problems; increased risk of cancer |
| Arsenic | Health-Based | N/A | 0.014 | Sep 30, 2021 | Resolved | Skin damage; circulatory system problems; increased risk of cancer |
Lead & Copper Levels
Violation Timeline
2025(1)
Lead and Copper Rule
66
2023(2)
Arsenic
03
Consumer Confidence Rule
72
How Does This Compare?
ANCHORAGE (99504) has 16 recorded violations, including 7 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.
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
Always look for filters certified by NSF International for the specific contaminants you want to remove.