TapScore

SELAWIK SAFEWATER FACILITY Water Quality Report

Population

846

people served

Water Source

🌊 Surface

rivers, lakes, reservoirs

National Rank

—

of 49,184 US systems

5-Year Record

⚠️ 281

violations recorded

F

Unsafe

Safety Grade

281 violations in the past 5 years, including 61 health-based

System Details

PWSID
AK2340379
Population Served
846
Water Source
Surface Water
Owner
Native American
State
Alaska
EPA Region
10

Contaminants of Concern

ContaminantStatusViolations
Contaminant 0800⚠ Monitoring/Reporting1
Contaminant 7000⚠ Monitoring/Reporting2
Contaminant 0600⚠ Monitoring/Reporting1
Contaminant 0300✕ Health-Based63
Contaminant 0200✕ Health-Based82
Contaminant 2920⚠ Monitoring/Reporting37
Total Trihalomethanes (TTHMs)✕ Health-Based27
Haloacetic Acids (HAA5)⚠ Monitoring/Reporting24
Contaminant 0999⚠ Monitoring/Reporting21
Contaminant 8000⚠ Monitoring/Reporting17
Nitrate⚠ Monitoring/Reporting4
Contaminant 2378⚠ Monitoring/Reporting4
Vinyl Chloride⚠ Monitoring/Reporting4
Contaminant 2955⚠ Monitoring/Reporting4
Trichloroethylene (TCE)⚠ Monitoring/Reporting4
Contaminant 2968⚠ Monitoring/Reporting4
Tetrachloroethylene (PCE)⚠ Monitoring/Reporting4
Contaminant 2976⚠ Monitoring/Reporting4
Contaminant 2977⚠ Monitoring/Reporting4
Contaminant 2979⚠ Monitoring/Reporting4
Contaminant 2980⚠ Monitoring/Reporting4
Contaminant 2981⚠ Monitoring/Reporting4
Contaminant 2982⚠ Monitoring/Reporting4
Contaminant 2983⚠ Monitoring/Reporting4
Chloramine⚠ Monitoring/Reporting4
Contaminant 2985⚠ Monitoring/Reporting4
Contaminant 2987⚠ Monitoring/Reporting4
Contaminant 2989⚠ Monitoring/Reporting4
Contaminant 2990⚠ Monitoring/Reporting4
Contaminant 2991⚠ Monitoring/Reporting4
Contaminant 2992⚠ Monitoring/Reporting4
Contaminant 2996⚠ Monitoring/Reporting4
Contaminant 5000⚠ Monitoring/Reporting13
Contaminant 7500⚠ Monitoring/Reporting4
Contaminant 5200✕ Health-Based2

Violation History

2025
33
2024
60
2023
30
2022
96
2021
62
2020
11
2019
7
2018
16
2017
58
2016
5

Total violations on record: 383

Service Area

Cities Served

SELAWIK

ZIP Codes Served

99770

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

$150–$400

Activated Carbon Filter

Effective for chlorine, THMs, pesticides, and taste/odor improvement

Removes: Total Trihalomethanes (TTHMs), Haloacetic Acids (HAA5), Trichloroethylene (TCE), Tetrachloroethylene (PCE), Vinyl Chloride

$20–$100

How does this compare?

This systemNational average
Grade F
Avg: B-C
383violations total

1368% of national average

National avg: ~28 per system

🏘️ Small community water system.