TapScore

KNOB HILL CONDOMINIUMS Water Quality Report

Population

84

people served

Water Source

🏔️ Ground

wells & aquifers

National Rank

Top 90%

of 49,184 US systems

5-Year Record

⚠️ 35

violations recorded

C

Fair

Safety Grade

35 violations in the past 5 years

System Details

PWSID
CT0280051
Population Served
84
Water Source
Ground Water
Owner
Private
State
Connecticut
EPA Region
1

Contaminants of Concern

ContaminantStatusViolations
Contaminant 5000⚠ Monitoring/Reporting6
Contaminant 7500⚠ Monitoring/Reporting5
Contaminant 7000⚠ Monitoring/Reporting3
Contaminant 8000⚠ Monitoring/Reporting2
Nitrate⚠ Monitoring/Reporting1
Nitrite⚠ Monitoring/Reporting1
Total Coliform⚠ Monitoring/Reporting8
Contaminant 2959⚠ Monitoring/Reporting1
Contaminant 2595⚠ Monitoring/Reporting1
Contaminant 2383⚠ Monitoring/Reporting1
Contaminant 2356⚠ Monitoring/Reporting1
Contaminant 2306⚠ Monitoring/Reporting1
Contaminant 2077⚠ Monitoring/Reporting1
Contaminant 2076⚠ Monitoring/Reporting1
Contaminant 2070⚠ Monitoring/Reporting1
Contaminant 2067⚠ Monitoring/Reporting1
Contaminant 2065⚠ Monitoring/Reporting1
Benzene⚠ Monitoring/Reporting1
Atrazine⚠ Monitoring/Reporting1
Contaminant 2045⚠ Monitoring/Reporting1
Contaminant 2039⚠ Monitoring/Reporting1
Contaminant 2037⚠ Monitoring/Reporting1
Contaminant 2035⚠ Monitoring/Reporting1
Contaminant 2020⚠ Monitoring/Reporting1
Contaminant 2015⚠ Monitoring/Reporting1
Contaminant 2010⚠ Monitoring/Reporting1
Contaminant 2005⚠ Monitoring/Reporting1
Arsenic⚠ Monitoring/Reporting2
Barium⚠ Monitoring/Reporting2
Cadmium⚠ Monitoring/Reporting2
Contaminant 1017⚠ Monitoring/Reporting2
Chromium⚠ Monitoring/Reporting2
Cyanide⚠ Monitoring/Reporting2
Fluoride⚠ Monitoring/Reporting2
Selenium⚠ Monitoring/Reporting2
Contaminant 1036⚠ Monitoring/Reporting2
Contaminant 1050⚠ Monitoring/Reporting2
Contaminant 1052⚠ Monitoring/Reporting2
Contaminant 1055⚠ Monitoring/Reporting2
Beryllium⚠ Monitoring/Reporting2
Contaminant 1075⚠ Monitoring/Reporting2
Contaminant 1085⚠ Monitoring/Reporting2
Thallium⚠ Monitoring/Reporting2

Violation History

2022
34
2021
1
2020
4
2018
5
2017
23
2016
1
2015
3
2009
1
2007
2
2006
1

Total violations on record: 78

Service Area

Cities Served

MANCHESTER

ZIP Codes Served

06042

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: Atrazine, Benzene

$20–$100

Water Distiller

Removes heavy metals, minerals, and most contaminants through evaporation

Removes: Arsenic, Cadmium, Fluoride

$80–$200

UV Water Purifier

Kills bacteria and viruses without chemicals

Removes: Total Coliform

$50–$150

How does this compare?

This systemNational average
Grade C
Avg: B-C
78violations total

279% of national average

National avg: ~28 per system

🏘️ Small community water system.