Water Quality in GAKONA, AK (99586)
EPA violation data for public water systems serving ZIP code 99586.
61
Total Violations
36
Health-Based
25
Monitoring / Reporting
61
Resolved
What does this mean?
61 of 61 violations have been resolved. 36 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 25 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 (61 total)
| Contaminant | Category | MCL Limit | Measured | Date | Status | Health Effects |
|---|---|---|---|---|---|---|
| Surface Water Treatment Rule | Monitoring | N/A | N/A | Aug 31, 2025 | Resolved | N/A |
| Surface Water Treatment Rule | Monitoring | N/A | N/A | May 31, 2025 | Resolved | N/A |
| Chlorine | Monitoring | N/A | N/A | Oct 31, 2024 | Resolved | Eye and nose irritation; stomach discomfort |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Oct 31, 2024 | Resolved | N/A |
| Surface Water Treatment Rule | Monitoring | N/A | N/A | Oct 31, 2024 | Resolved | N/A |
| Surface Water Treatment Rule | Monitoring | N/A | N/A | Jun 30, 2024 | Resolved | N/A |
| TTHM | Health-Based | N/A | 0.081 | Jun 30, 2024 | Resolved | N/A |
| TTHM | Health-Based | N/A | 0.081 | Jun 30, 2024 | Resolved | N/A |
| TTHM | Health-Based | N/A | 0.081 | Jun 30, 2024 | Resolved | N/A |
| TTHM | Health-Based | N/A | 0.096 | Mar 31, 2024 | Resolved | N/A |
Lead & Copper Levels
Violation Timeline
2025(2)
Surface Water Treatment Rule
36
Surface Water Treatment Rule
36
2024(12)
Chlorine
27
Revised Total Coliform Rule
3A
Surface Water Treatment Rule
36
Surface Water Treatment Rule
36
TTHM
02
TTHM
02
TTHM
02
TTHM
02
TTHM
02
TTHM
02
Total Haloacetic Acids (HAA5)
27
TTHM
27
How Does This Compare?
GAKONA (99586) has 61 recorded violations, including 36 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
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.