Water Quality in ANCHORAGE, AK (99518)
EPA violation data for public water systems serving ZIP code 99518.
95
Total Violations
17
Health-Based
78
Monitoring / Reporting
90
Resolved
What does this mean?
90 of 95 violations have been resolved. 17 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 78 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 (95 total)
| Contaminant | Category | MCL Limit | Measured | Date | Status | Health Effects |
|---|---|---|---|---|---|---|
| 1,2-Dichloroethane | Monitoring | N/A | N/A | Mar 31, 2025 | Resolved | N/A |
| Toluene | Monitoring | N/A | N/A | Mar 31, 2025 | Resolved | N/A |
| Ethylbenzene | Monitoring | N/A | N/A | Mar 31, 2025 | Resolved | N/A |
| o-Dichlorobenzene | Monitoring | N/A | N/A | Mar 31, 2025 | Resolved | N/A |
| 1,2,4-Trichlorobenzene | Monitoring | N/A | N/A | Mar 31, 2025 | Resolved | N/A |
| Vinyl chloride | Monitoring | N/A | N/A | Mar 31, 2025 | Resolved | Increased risk of cancer |
| Carbon tetrachloride | Monitoring | N/A | N/A | Mar 31, 2025 | Resolved | Liver problems; increased risk of cancer |
| Xylenes, Total | Monitoring | N/A | N/A | Mar 31, 2025 | Resolved | N/A |
| Tetrachloroethylene | Monitoring | N/A | N/A | Mar 31, 2025 | Resolved | Liver problems; increased risk of cancer |
| Benzene | Monitoring | N/A | N/A | Mar 31, 2025 | Resolved | Anemia; decrease in blood platelets; increased risk of cancer |
Lead & Copper Levels
Violation Timeline
2025(26)
1,2-Dichloroethane
03
Toluene
03
Ethylbenzene
03
o-Dichlorobenzene
03
1,2,4-Trichlorobenzene
03
Vinyl chloride
03
Carbon tetrachloride
03
Xylenes, Total
03
Tetrachloroethylene
03
Benzene
03
Styrene
03
1,2-Dichloropropane
03
cis-1,2-Dichloroethylene
03
p-Dichlorobenzene
03
1,1-Dichloroethylene
03
trans-1,2-Dichloroethylene
03
1,1,1-Trichloroethane
03
1,1,2-Trichloroethane
03
CHLOROBENZENE
03
DICHLOROMETHANE
03
Trichloroethylene
03
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Chlorine
27
Surface Water Treatment Rule
36
2024(25)
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Lead and Copper Rule
52
Lead and Copper Rule
52
Surface Water Treatment Rule
36
Revised Total Coliform Rule
3A
Chlorine
27
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Groundwater Rule
45
Groundwater Rule
45
Groundwater Rule
45
Chlorine
27
Surface Water Treatment Rule
36
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Surface Water Treatment Rule
36
Surface Water Treatment Rule
36
Revised Total Coliform Rule
3A
Groundwater Rule
45
Revised Total Coliform Rule
3A
Groundwater Rule
45
Groundwater Rule
45
How Does This Compare?
ANCHORAGE (99518) has 95 recorded violations, including 17 health-based. 5 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
Activated Carbon Filter
Excellent for removing chlorine, chloramine, and disinfection byproducts like THMs and HAAs. Available as pitcher filters, countertop, or under-sink units.
Targets:THMs, HAAs, Chlorine, Chloramine, Taste & Odor
Look for:NSF/ANSI 42 & 53 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.