Water Quality in KLAWOCK, AK (99925)
EPA violation data for public water systems serving ZIP code 99925.
30
Total Violations
24
Health-Based
6
Monitoring / Reporting
30
Resolved
What does this mean?
30 of 30 violations have been resolved. 24 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 6 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 (30 total)
| Contaminant | Category | MCL Limit | Measured | Date | Status | Health Effects |
|---|---|---|---|---|---|---|
| Total Haloacetic Acids (HAA5) | Health-Based | N/A | 0.087 | Jun 30, 2025 | Resolved | N/A |
| Total Haloacetic Acids (HAA5) | Health-Based | N/A | 0.092 | Mar 31, 2025 | Resolved | N/A |
| Total Haloacetic Acids (HAA5) | Health-Based | N/A | 0.092 | Mar 31, 2025 | Resolved | N/A |
| Total Haloacetic Acids (HAA5) | Health-Based | N/A | 0.093 | Dec 31, 2024 | Resolved | N/A |
| Total Haloacetic Acids (HAA5) | Health-Based | N/A | 0.093 | Dec 31, 2024 | Resolved | N/A |
| Total Haloacetic Acids (HAA5) | Health-Based | N/A | 0.095 | Sep 30, 2024 | Resolved | N/A |
| Total Haloacetic Acids (HAA5) | Health-Based | N/A | 0.093 | Jun 30, 2024 | Resolved | N/A |
| Interim Enhanced Surface Water Treatment Rule | Monitoring | N/A | N/A | Mar 31, 2024 | Resolved | N/A |
| Surface Water Treatment Rule | Monitoring | N/A | N/A | Mar 31, 2024 | Resolved | N/A |
| Total Haloacetic Acids (HAA5) | Health-Based | N/A | 0.082 | Mar 31, 2024 | Resolved | N/A |
Lead & Copper Levels
Violation Timeline
2025(3)
Total Haloacetic Acids (HAA5)
02
Total Haloacetic Acids (HAA5)
02
Total Haloacetic Acids (HAA5)
02
2024(7)
Total Haloacetic Acids (HAA5)
02
Total Haloacetic Acids (HAA5)
02
Total Haloacetic Acids (HAA5)
02
Total Haloacetic Acids (HAA5)
02
Interim Enhanced Surface Water Treatment Rule
38
Surface Water Treatment Rule
36
Total Haloacetic Acids (HAA5)
02
How Does This Compare?
KLAWOCK (99925) has 30 recorded violations, including 24 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.
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
Always look for filters certified by NSF International for the specific contaminants you want to remove.