TapScore

GRISWOLD MHP LLC Water Quality Report

Population

99

people served

Water Source

🏔️ Ground

wells & aquifers

National Rank

Top 90%

of 49,184 US systems

5-Year Record

⚠️ 6

violations recorded

C

Fair

Safety Grade

6 violations in the past 5 years, including 3 health-based

System Details

PWSID
CT0580031
Population Served
99
Water Source
Ground Water
Owner
Private
State
Connecticut
EPA Region
1

Contaminants of Concern

ContaminantStatusViolations
Contaminant 5000✕ Health-Based13
Contaminant 7000⚠ Monitoring/Reporting21
Contaminant 7500⚠ Monitoring/Reporting3
Arsenic⚠ Monitoring/Reporting1
Barium⚠ Monitoring/Reporting1
Cadmium⚠ Monitoring/Reporting1
Contaminant 1017⚠ Monitoring/Reporting1
Chromium⚠ Monitoring/Reporting1
Cyanide⚠ Monitoring/Reporting1
Fluoride⚠ Monitoring/Reporting1
Selenium⚠ Monitoring/Reporting1
Contaminant 1036⚠ Monitoring/Reporting1
Contaminant 1050⚠ Monitoring/Reporting1
Contaminant 1052⚠ Monitoring/Reporting1
Contaminant 1055⚠ Monitoring/Reporting1
Beryllium⚠ Monitoring/Reporting1
Contaminant 1075⚠ Monitoring/Reporting1
Contaminant 1085⚠ Monitoring/Reporting1
Thallium⚠ Monitoring/Reporting1

Violation History

2022
4
2021
2
2020
4
2019
1
2017
3
2016
18
2015
2
2014
2
2013
1
2010
2

Total violations on record: 53

Service Area

Cities Served

GREAT NECK

ZIP Codes Served

11021

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, Fluoride, Cadmium, Chromium, Selenium, Barium

$150–$400

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
53violations total

189% of national average

National avg: ~28 per system

🏘️ Small community water system.