TapScore

CHALLIS CITY OF Water Quality Report

Population

900

people served

Water Source

🌊 Surface

rivers, lakes, reservoirs

National Rank

Top 90%

of 49,184 US systems

5-Year Record

⚠️ 41

violations recorded

C

Fair

Safety Grade

41 violations in the past 5 years

System Details

PWSID
ID7190013
Population Served
900
Water Source
Surface Water
Owner
Local Government
State
Idaho
EPA Region
10

Contaminants of Concern

ContaminantStatusViolations
Nitrate⚠ Monitoring/Reporting6
Contaminant 8000⚠ Monitoring/Reporting8
Barium⚠ Monitoring/Reporting2
Cadmium⚠ Monitoring/Reporting2
Chromium⚠ Monitoring/Reporting2
Selenium⚠ Monitoring/Reporting2
Contaminant 1036⚠ Monitoring/Reporting2
Beryllium⚠ Monitoring/Reporting2
Contaminant 1075⚠ Monitoring/Reporting2
Contaminant 1085⚠ Monitoring/Reporting2
Thallium⚠ Monitoring/Reporting2
Arsenic⚠ Monitoring/Reporting4
Fluoride⚠ Monitoring/Reporting2
Nitrite⚠ Monitoring/Reporting2
Contaminant 2378⚠ Monitoring/Reporting2
Vinyl Chloride⚠ Monitoring/Reporting2
Contaminant 2955⚠ Monitoring/Reporting2
Trichloroethylene (TCE)⚠ Monitoring/Reporting2
Contaminant 2968⚠ Monitoring/Reporting2
Tetrachloroethylene (PCE)⚠ Monitoring/Reporting2
Contaminant 2976⚠ Monitoring/Reporting2
Contaminant 2977⚠ Monitoring/Reporting2
Contaminant 2979⚠ Monitoring/Reporting2
Contaminant 2980⚠ Monitoring/Reporting2
Contaminant 2981⚠ Monitoring/Reporting2
Contaminant 2982⚠ Monitoring/Reporting2
Contaminant 2983⚠ Monitoring/Reporting2
Chloramine⚠ Monitoring/Reporting2
Contaminant 2985⚠ Monitoring/Reporting2
Contaminant 2987⚠ Monitoring/Reporting2
Contaminant 2989⚠ Monitoring/Reporting2
Contaminant 2990⚠ Monitoring/Reporting2
Contaminant 2991⚠ Monitoring/Reporting2
Contaminant 2992⚠ Monitoring/Reporting2
Contaminant 2996⚠ Monitoring/Reporting2
Contaminant 1052⚠ Monitoring/Reporting4
Gross Alpha⚠ Monitoring/Reporting2
Contaminant 5000⚠ Monitoring/Reporting2
Contaminant 2920⚠ Monitoring/Reporting20
Contaminant 0200⚠ Monitoring/Reporting7
Contaminant 0300⚠ Monitoring/Reporting4
Contaminant 0999⚠ Monitoring/Reporting4

Violation History

2024
5
2023
13
2022
16
2021
7
2020
4
2019
46
2018
4
2017
6
2015
2
2011
22

Total violations on record: 125

Service Area

Cities Served

CHALLIS

ZIP Codes Served

83226

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: Arsenic, Nitrate, Nitrite, Fluoride, Cadmium, Chromium, Selenium, Barium

$150–$400

Activated Carbon Filter

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

Removes: Trichloroethylene (TCE), Tetrachloroethylene (PCE), Vinyl Chloride

$20–$100

Water Distiller

Removes heavy metals, minerals, and most contaminants through evaporation

Removes: Arsenic, Cadmium, Fluoride

$80–$200

How does this compare?

This systemNational average
Grade C
Avg: B-C
125violations total

446% of national average

National avg: ~28 per system

🏘️ Small community water system.