Public water system · CT0210013
ActiveEdward R. Hamilton Bookseller
At a glance
Edward R. Hamilton Bookseller (PWSID CT0210013) is an active non-transient non-community water system in Litchfield County, Connecticut. It reports serving 150 people through 2 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in December 2022.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
150
Service connections
2
Primary source
GW
Groundwater
System type
NTNCWS
Non-transient non-community water system
System record
How does Edward R. Hamilton Bookseller compare with other water systems in Litchfield County?
By EPA's size categories, Edward R. Hamilton Bookseller is a very small system (500 people or fewer). Litchfield County has 346 active public water systems. Its population served is about 56% below the county average of 340 people per system, and accounts for 0.1% of the 117,512 people reported by systems filed under the county. Across Connecticut, the 2,363 active systems average 1,247 people each. Nationally, the average active non-transient non-community water system reports serving 430 people, so Edward R. Hamilton Bookseller is about 65% below that figure.
What does “non-transient non-community water system” mean?
A non-transient non-community water system regularly serves at least 25 of the same people for more than six months a year, but not where they live. Schools, factories, office buildings and hospitals with their own supply are typical examples. Connecticut has 483 active non-transient non-community water systems, 20% of the state's 2,363 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 2,263 Connecticut systems (96%) list groundwater as their primary source.
Who owns and regulates Edward R. Hamilton Bookseller?
EPA lists Edward R. Hamilton Bookseller as privately owned. The CT state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 297 of the 346 active systems in Litchfield County (86%) are also privately owned.
Does Edward R. Hamilton Bookseller have drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in December 2022. The violations listed here began between January 2017 and December 2022. By type: 11 monitoring and reporting and 1 public notice, recordkeeping or other. The contaminants or rules involved are Lead and Copper Rule, Public Notice, Styrene and Tetrachloroethylene. EPA lists 12 as resolved. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2022-12-30 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2018-04-18 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2017-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Styrenecode 2996 | No | Resolved |
| 2017-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Tetrachloroethylenecode 2987 | No | Resolved |
| 2017-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | trans-1,2-Dichloroethylenecode 2979 | No | Resolved |
| 2017-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,1,1-Trichloroethanecode 2981 | No | Resolved |
| 2017-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Chlorobenzenecode 2989 | No | Resolved |
| 2017-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,2,4-Trichlorobenzenecode 2378 | No | Resolved |
| 2017-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | o-Dichlorobenzenecode 2968 | No | Resolved |
| 2017-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | p-Dichlorobenzenecode 2969 | No | Resolved |
| 2017-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Dichloromethanecode 2964 | No | Resolved |
| 2017-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,1-Dichloroethylenecode 2977 | No | Resolved |
The 12 most recent violations in EPA's records, newest first. Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.
Edward R. Hamilton Bookseller: frequently asked questions
Who runs Edward R. Hamilton Bookseller?
Edward R. Hamilton Bookseller (PWSID CT0210013) is a non-transient non-community water system privately owned. It is regulated by the CT state drinking water program.
How many people does Edward R. Hamilton Bookseller serve?
Edward R. Hamilton Bookseller reports serving 150 people through 2 service connections in Litchfield County, Connecticut.
Where does Edward R. Hamilton Bookseller get its water?
EPA SDWIS lists this system's primary water source as groundwater. Groundwater means the system draws its water from wells or springs fed by underground aquifers.
Does Edward R. Hamilton Bookseller have any drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in December 2022. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found.
Is Edward R. Hamilton Bookseller's water safe to drink?
AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in December 2022. For current results, consult EPA ECHO, or the CT state drinking water program.
Where can I find Edward R. Hamilton Bookseller's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Edward R. Hamilton Bookseller is a non-transient non-community water system, so it is not required to publish one; like every public water system, it must notify the people it serves about violations under EPA's public notification rules.
Other water systems in Litchfield County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Torrington Water Company | Litchfield | 37,915 | Community | Surface water |
| Watertown Water & Sewer Authority | Litchfield | 9,972 | Community | Purchased surface water |
| Winsted Water Works | Litchfield | 7,784 | Community | Surface water |
| Watertown Fire District | Litchfield | 6,718 | Community | Groundwater |
| Ctwc - Naugatuck Reg-Terryville System | Litchfield | 5,607 | Community | Groundwater |
| Ctwc - Naugatuck Reg-Thomaston System | Litchfield | 3,789 | Community | Groundwater |
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About this data
Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.
Cite as: AquaCensus, “Edward R. Hamilton Bookseller, PWSID CT0210013, Connecticut”, https://aquacensus.com/water-systems/connecticut/edward-r-hamilton-bookseller-ct0210013 (data as of October 1, 2026).