DILLINGHAM WATER SYSTEM Water Quality Report
Population
2,419
people served
Water Source
🏔️ Ground
wells & aquifers
National Rank
Top 90%
of 49,184 US systems
5-Year Record
⚠️ 289
violations recorded
C
Fair
Safety Grade
289 violations in the past 5 years, including 3 health-based
System Details
- PWSID
- AK2260197
- Population Served
- 2,419
- Water Source
- Ground Water
- Owner
- Native American
- State
- Alaska
- EPA Region
- 10
Contaminants of Concern
| Contaminant | Status | Violations |
|---|---|---|
| Contaminant 5000 | ⚠ Monitoring/Reporting | 9 |
| Contaminant 7000 | ⚠ Monitoring/Reporting | 10 |
| Total Trihalomethanes (TTHMs) | ⚠ Monitoring/Reporting | 4 |
| Haloacetic Acids (HAA5) | ⚠ Monitoring/Reporting | 4 |
| Contaminant 0999 | ⚠ Monitoring/Reporting | 5 |
| Contaminant 8000 | ⚠ Monitoring/Reporting | 9 |
| Nitrate | ⚠ Monitoring/Reporting | 1 |
| Contaminant 0700 | ✕ Health-Based | 3 |
| Contaminant 2005 | ⚠ Monitoring/Reporting | 9 |
| Contaminant 2010 | ⚠ Monitoring/Reporting | 9 |
| Contaminant 2015 | ⚠ Monitoring/Reporting | 9 |
| Contaminant 2020 | ⚠ Monitoring/Reporting | 9 |
| Contaminant 2031 | ⚠ Monitoring/Reporting | 9 |
| Contaminant 2032 | ⚠ Monitoring/Reporting | 9 |
| Contaminant 2033 | ⚠ Monitoring/Reporting | 9 |
| Contaminant 2034 | ⚠ Monitoring/Reporting | 9 |
| Contaminant 2035 | ⚠ Monitoring/Reporting | 9 |
| Contaminant 2036 | ⚠ Monitoring/Reporting | 9 |
| Contaminant 2037 | ⚠ Monitoring/Reporting | 9 |
| Contaminant 2039 | ⚠ Monitoring/Reporting | 9 |
| Contaminant 2040 | ⚠ Monitoring/Reporting | 9 |
| Contaminant 2041 | ⚠ Monitoring/Reporting | 9 |
| Contaminant 2042 | ⚠ Monitoring/Reporting | 9 |
| Contaminant 2046 | ⚠ Monitoring/Reporting | 9 |
| Atrazine | ⚠ Monitoring/Reporting | 9 |
| Benzene | ⚠ Monitoring/Reporting | 10 |
| Contaminant 2063 | ⚠ Monitoring/Reporting | 9 |
| Contaminant 2065 | ⚠ Monitoring/Reporting | 9 |
| Contaminant 2067 | ⚠ Monitoring/Reporting | 9 |
| Contaminant 2105 | ⚠ Monitoring/Reporting | 9 |
| Contaminant 2110 | ⚠ Monitoring/Reporting | 9 |
| Contaminant 2274 | ⚠ Monitoring/Reporting | 9 |
| Contaminant 2306 | ⚠ Monitoring/Reporting | 9 |
| Contaminant 2326 | ⚠ Monitoring/Reporting | 9 |
| Contaminant 2383 | ⚠ Monitoring/Reporting | 9 |
| Contaminant 2931 | ⚠ Monitoring/Reporting | 9 |
| Contaminant 2946 | ⚠ Monitoring/Reporting | 9 |
| Contaminant 2959 | ⚠ Monitoring/Reporting | 9 |
| Contaminant 1094 | ⚠ Monitoring/Reporting | 3 |
| Contaminant 7500 | ⚠ Monitoring/Reporting | 1 |
Violation History
2025
123
2024
7
2023
2
2022
151
2021
6
2020
11
2018
3
2017
2
2016
3
2015
1
Total violations on record: 321
Service Area
Cities Served
ZIP Codes Served
Recommended Water Filters
Based on contaminants detected in this water system:
Reverse Osmosis System
Removes up to 99% of contaminants including PFAS, lead, arsenic, and nitrates
Removes: Nitrate
Activated Carbon Filter
Effective for chlorine, THMs, pesticides, and taste/odor improvement
Removes: Total Trihalomethanes (TTHMs), Haloacetic Acids (HAA5), Atrazine, Benzene
How does this compare?
This systemNational average
Grade C
Avg: B-C
321violations total
1146% of national average
National avg: ~28 per system
🏘️ Small community water system.