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THE CARLYLE JOHNSON MACHINE COMPANY

PWS ID: CT0120424 · BOLTON, Connecticut 06043

THE CARLYLE JOHNSON MACHINE COMPANY serves 42 people in BOLTON, Connecticut using Groundwater water sources. It has 240 recorded EPA violations, including 18 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: THE CARLYLE JOHNSON MACHINE COMPANY

THE CARLYLE JOHNSON MACHINE COMPANY is a private-owned non-transient non-community water system that delivers drinking water to 42 residents in BOLTON, Connecticut (Tolland County) through 1 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 240 total violations for this system , of which 18 (8%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 208 monitoring and reporting violations are on file. The most recent violation on record dates to 2024.

The most frequently cited contaminant at this system is Lead and Copper Rule, recorded in 23 violations (MR). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across Connecticut, EPA tracks 2,332 public water systems serving 2,886,005 people, with 206,662 cumulative violations and 21,779 health-based violations on record. About 94% of systems in the state carry at least one violation, and state-wide the average per system is 88.6 violations. THE CARLYLE JOHNSON MACHINE COMPANY's 240 violations sit above the Connecticut average. Statewide, 40 of 63 UCMR5-tested systems have reported PFAS detections (63.5%). All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

Population Served
42
Total Violations
240
Health-Based Violations
18
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
1
County
Tolland
School/Daycare
No
MCL Violations
0
Monitoring Violations
208
Treatment Tech Violations
18

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Lead and Copper Rule MR 23 2023
Lead and Copper Rule TT 13 2019
Public Notice Other 10 2021
cis-1,2-Dichloroethylene MR 9 2020
o-Dichlorobenzene MR 9 2020
1,1-Dichloroethylene MR 9 2020
trans-1,2-Dichloroethylene MR 9 2020
1,2-Dichloroethane MR 9 2020
1,1,1-Trichloroethane MR 9 2020
Carbon tetrachloride MR 9 2020
CHLOROBENZENE MR 9 2020
Benzene MR 9 2020
Toluene MR 9 2020
Styrene MR 9 2020
DICHLOROMETHANE MR 9 2020
Vinyl chloride MR 9 2020
Trichloroethylene MR 9 2020
Ethylbenzene MR 9 2020
p-Dichlorobenzene MR 9 2020
1,1,2-Trichloroethane MR 9 2020
1,2,4-Trichlorobenzene MR 9 2020
1,2-Dichloropropane MR 9 2020
Tetrachloroethylene MR 9 2020
Coliform (TCR) MR 5 2009
Groundwater Rule TT 4 2018
Lead and Copper Rule Other 3 2001
LEAD AND COPPER RULE REVISIONS RPT 1 2024
LEAD AND COPPER RULE REVISIONS TT 1 2024

Verify This Water System

The figures above are aggregated from EPA's public databases. To verify the underlying records — or to file a complaint, request a Consumer Confidence Report, or check current monitoring status — go directly to the federal and state regulators that enforce the Safe Drinking Water Act for THE CARLYLE JOHNSON MACHINE COMPANY.

Federal Source of Truth

EPA SDWIS — Federal Reports

EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:

View PWS ID CT0120424 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Connecticut Drinking Water Authority

Connecticut's primacy agency administers the Safe Drinking Water Act locally. Search EPA SDWIS for the current state contact, or use the state's public health or environment department portal.

Find CT regulator via EPA SDWIS

Violation Timeline

Each row links to the EPA SDWIS public record for verification. Cross-reference the contaminant code on EPA's federal report to see violation dates, return-to-compliance status, and enforcement actions.

Year (latest) Contaminant Category Count EPA Record
2024 LEAD AND COPPER RULE REVISIONS RPT 1 SDWIS / CT0120424 / 5200
2024 LEAD AND COPPER RULE REVISIONS TT 1 SDWIS / CT0120424 / 5200
2023 Lead and Copper Rule MR 23 SDWIS / CT0120424 / 5000
2021 Public Notice Other 10 SDWIS / CT0120424 / 7500
2020 cis-1,2-Dichloroethylene MR 9 SDWIS / CT0120424 / 2380
2020 o-Dichlorobenzene MR 9 SDWIS / CT0120424 / 2968
2020 1,1-Dichloroethylene MR 9 SDWIS / CT0120424 / 2977
2020 trans-1,2-Dichloroethylene MR 9 SDWIS / CT0120424 / 2979
2020 1,2-Dichloroethane MR 9 SDWIS / CT0120424 / 2980
2020 1,1,1-Trichloroethane MR 9 SDWIS / CT0120424 / 2981
2020 Carbon tetrachloride MR 9 SDWIS / CT0120424 / 2982
2020 CHLOROBENZENE MR 9 SDWIS / CT0120424 / 2989
2020 Benzene MR 9 SDWIS / CT0120424 / 2990
2020 Toluene MR 9 SDWIS / CT0120424 / 2991
2020 Styrene MR 9 SDWIS / CT0120424 / 2996

How THE CARLYLE JOHNSON MACHINE COMPANY Compares

Cross-reference this system's record against state averages and the federal MCL framework for context.

Metric THE CARLYLE JOHNSON MACHINE COMPANY Connecticut avg Federal benchmark
Total violations 240 88.6 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 18 9.3 Indicates a contaminant exceeded a federal MCL
PFAS detection None 63.5% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 42 1,238 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 2,332 regulated public water systems in Connecticut.

Federal MCL reference — Safe Drinking Water Act thresholds
Contaminant Federal MCL / Action Level Note
Lead 0 mg/L (Action Level: 0.015 mg/L) Lead and Copper Rule treatment technique
Arsenic 0.010 mg/L (10 ppb) Health-based MCL since 2006
Total Coliform Treatment technique (RTCR) Indicator organism, monitoring trigger
PFOA / PFOS (PFAS) 4.0 ppt each (final 2024 rule) Compliance deadline 2029
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is THE CARLYLE JOHNSON MACHINE COMPANY water safe to drink?
THE CARLYLE JOHNSON MACHINE COMPANY (PWS ID: CT0120424) has 240 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 42 people using Groundwater sources.
How many people does THE CARLYLE JOHNSON MACHINE COMPANY serve?
THE CARLYLE JOHNSON MACHINE COMPANY serves 42 people in BOLTON, Connecticut. It is a Private-owned system using Groundwater water sources with 1 service connections.
What type of violations does THE CARLYLE JOHNSON MACHINE COMPANY have?
THE CARLYLE JOHNSON MACHINE COMPANY has 240 total violations: 18 health-based violations (MCL exceedances or treatment failures), 208 monitoring/reporting violations, and 18 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in THE CARLYLE JOHNSON MACHINE COMPANY water?
No PFAS testing data is available for THE CARLYLE JOHNSON MACHINE COMPANY under the EPA's UCMR5 monitoring program.
What water source does THE CARLYLE JOHNSON MACHINE COMPANY use?
THE CARLYLE JOHNSON MACHINE COMPANY uses Groundwater as its primary water source. It is classified as a Non-Transient Non-Community Water System, serving the same people for at least 6 months per year.
Where does this data come from?
All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.

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Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Related

Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by PlainWater Editorial