TapScore

MOUNTAIN HOME, CITY OF Water Quality Report

Population

14,651

people served

Water Source

🏔️ Ground

wells & aquifers

National Rank

Top 94%

of 49,184 US systems

5-Year Record

⚠️ 85

violations recorded

D

Poor

Safety Grade

85 violations in the past 5 years, including 5 health-based

System Details

PWSID
ID4200032
Population Served
14,651
Water Source
Ground Water
Owner
Local Government
State
Idaho
EPA Region
10

Contaminants of Concern

ContaminantStatusViolations
Contaminant 7500⚠ Monitoring/Reporting1
Contaminant 2005⚠ Monitoring/Reporting2
Contaminant 2010⚠ Monitoring/Reporting2
Contaminant 2015⚠ Monitoring/Reporting2
Contaminant 2020⚠ Monitoring/Reporting2
Contaminant 2031⚠ Monitoring/Reporting2
Contaminant 2032⚠ Monitoring/Reporting4
Contaminant 2033⚠ Monitoring/Reporting4
Contaminant 2034⚠ Monitoring/Reporting2
Contaminant 2035⚠ Monitoring/Reporting2
Contaminant 2036⚠ Monitoring/Reporting2
Contaminant 2037⚠ Monitoring/Reporting2
Contaminant 2039⚠ Monitoring/Reporting2
Contaminant 2040⚠ Monitoring/Reporting2
Contaminant 2041⚠ Monitoring/Reporting2
Contaminant 2042⚠ Monitoring/Reporting2
Contaminant 2046⚠ Monitoring/Reporting2
Atrazine⚠ Monitoring/Reporting2
Benzene⚠ Monitoring/Reporting2
Contaminant 2065⚠ Monitoring/Reporting2
Contaminant 2067⚠ Monitoring/Reporting2
Contaminant 2105⚠ Monitoring/Reporting2
Contaminant 2110⚠ Monitoring/Reporting2
Contaminant 2274⚠ Monitoring/Reporting2
Contaminant 2306⚠ Monitoring/Reporting2
Contaminant 2326⚠ Monitoring/Reporting2
Contaminant 2383⚠ Monitoring/Reporting2
Contaminant 2931⚠ Monitoring/Reporting2
Contaminant 2946⚠ Monitoring/Reporting2
Contaminant 2959⚠ Monitoring/Reporting2
Contaminant 8000✕ Health-Based3
Total Coliform⚠ Monitoring/Reporting5
Nitrate⚠ Monitoring/Reporting4
Contaminant 2378⚠ Monitoring/Reporting3
Vinyl Chloride⚠ Monitoring/Reporting3
Contaminant 2955⚠ Monitoring/Reporting3
Trichloroethylene (TCE)⚠ Monitoring/Reporting3
Contaminant 2968⚠ Monitoring/Reporting3
Tetrachloroethylene (PCE)⚠ Monitoring/Reporting3
Contaminant 2976⚠ Monitoring/Reporting3
Contaminant 2977⚠ Monitoring/Reporting3
Contaminant 2979⚠ Monitoring/Reporting3
Contaminant 2980⚠ Monitoring/Reporting3
Contaminant 2981⚠ Monitoring/Reporting3
Contaminant 2982⚠ Monitoring/Reporting3
Contaminant 2983⚠ Monitoring/Reporting3
Chloramine⚠ Monitoring/Reporting3
Contaminant 2985⚠ Monitoring/Reporting3
Contaminant 2987⚠ Monitoring/Reporting3
Contaminant 2989⚠ Monitoring/Reporting3
Contaminant 2990⚠ Monitoring/Reporting3
Contaminant 2991⚠ Monitoring/Reporting3
Contaminant 2992⚠ Monitoring/Reporting3
Contaminant 2996⚠ Monitoring/Reporting3
Gross Alpha⚠ Monitoring/Reporting2
Contaminant 4020⚠ Monitoring/Reporting2
Contaminant 4030⚠ Monitoring/Reporting2
Uranium⚠ Monitoring/Reporting2
Contaminant 5200✕ Health-Based4

Violation History

2025
1
2024
28
2021
56
2020
2
2018
2
2017
2
2014
58
2013
1

Total violations on record: 150

Service Area

Cities Served

MOUNTAIN HOME

ZIP Codes Served

83647

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, Uranium

$150–$400

Activated Carbon Filter

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

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

$20–$100

UV Water Purifier

Kills bacteria and viruses without chemicals

Removes: Total Coliform

$50–$150

How does this compare?

This systemNational average
Grade D
Avg: B-C
150violations total

536% of national average

National avg: ~28 per system

📍 Mid-to-large system — serves 2× the national average.