TapScore

GREATER JOHNSTOWN WA RIVERSIDE Water Quality Report

Population

49,500

people served

Water Source

🌊 Surface

rivers, lakes, reservoirs

National Rank

Top 90%

of 49,184 US systems

5-Year Record

⚠️ 102

violations recorded

C

Fair

Safety Grade

102 violations in the past 5 years

System Details

PWSID
PA4110034
Population Served
49,500
Water Source
Surface Water
Owner
Local Government
State
Pennsylvania
EPA Region
3

Contaminants of Concern

ContaminantStatusViolations
Contaminant 7000⚠ Monitoring/Reporting4
Contaminant 5000⚠ Monitoring/Reporting1
Haloacetic Acids (HAA5)⚠ Monitoring/Reporting1
Total Trihalomethanes (TTHMs)⚠ Monitoring/Reporting1
Contaminant 8000⚠ Monitoring/Reporting7
Contaminant 0200⚠ Monitoring/Reporting6
Contaminant 0999⚠ Monitoring/Reporting10
Contaminant 7500⚠ Monitoring/Reporting9
Nitrate⚠ Monitoring/Reporting3
Nitrite⚠ Monitoring/Reporting3
Contaminant 2005⚠ Monitoring/Reporting2
Contaminant 2010⚠ Monitoring/Reporting2
Contaminant 2015⚠ Monitoring/Reporting2
Contaminant 2020⚠ Monitoring/Reporting2
Contaminant 2031⚠ Monitoring/Reporting2
Contaminant 2032⚠ Monitoring/Reporting2
Contaminant 2033⚠ Monitoring/Reporting2
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 1094⚠ Monitoring/Reporting3
Contaminant 0300⚠ Monitoring/Reporting3
Barium⚠ Monitoring/Reporting1
Cadmium⚠ Monitoring/Reporting1
Chromium⚠ Monitoring/Reporting1
Fluoride⚠ Monitoring/Reporting1
Selenium⚠ Monitoring/Reporting1
Contaminant 1036⚠ Monitoring/Reporting1

Violation History

2025
1
2024
8
2023
73
2022
3
2021
17
2020
8
2016
5

Total violations on record: 115

Service Area

Cities Served

JOHNSTOWN

ZIP Codes Served

15907

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, Nitrite, Fluoride, Cadmium, Chromium, Selenium, Barium

$150–$400

Activated Carbon Filter

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

Removes: Total Trihalomethanes (TTHMs), Haloacetic Acids (HAA5), Atrazine, Benzene

$20–$100

Water Distiller

Removes heavy metals, minerals, and most contaminants through evaporation

Removes: Cadmium, Fluoride

$80–$200

How does this compare?

This systemNational average
Grade C
Avg: B-C
115violations total

411% of national average

National avg: ~28 per system

📍 Mid-to-large system — serves 7× the national average.