Public water system · CT1140084

Active

Hidden Acres Campground

At a glance

Hidden Acres Campground (PWSID CT1140084) is an active transient non-community water system in New London County, Connecticut. It reports serving 75 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 9 violations for this system; 4 are health-based, and the most recent began in June 2023.

Dataset updated October 2026 . Source: EPA SDWIS/ECHO public records.

Population served

Service connections

Primary source

Groundwater

System type

TNCWS

Transient non-community water system

System record

PWSIDCT1140084

System typeTransient non-community water system

Activity statusActive

Population served75

Service connections1

Primary water sourceGroundwater

Owner typePrivate

Primacy agencyCT state drinking water program

City servedPreston

StateConnecticut

ZIP—

CountyNew London County

How does Hidden Acres Campground compare with other water systems in New London County?

By EPA's size categories, Hidden Acres Campground is a very small system (500 people or fewer). New London County has 394 active public water systems. Its population served is well below the county average of 532 people per system, and accounts for less than 0.1% of the 209,444 people reported by systems filed under the county. Across Connecticut, the 2,363 active systems average 1,247 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Hidden Acres Campground is about half of that figure.

What does “transient non-community water system” mean?

A transient non-community water system serves places where people do not stay long, such as gas stations and campgrounds, and regularly serves at least 25 people a day for at least 60 days a year. Connecticut has 1,399 active transient non-community water systems, 59% 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 Hidden Acres Campground?

EPA lists Hidden Acres Campground 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. 320 of the 394 active systems in New London County (81%) are also privately owned.

Does Hidden Acres Campground have drinking water violations?

EPA's records list 9 violations for this system; 4 are health-based, and the most recent began in June 2023. The violations listed here began between July 2014 and June 2023. By type: 4 public notice, recordkeeping or other, 3 required treatment not met, 1 reporting and 1 contaminant level above the legal limit. The contaminant or rule involved most often is Public Notice (4 of them). EPA lists 9 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
2023-06-22	Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75	Public Noticecode 7500	No	Resolved
2022-05-02	Required treatment not metTreatment Technique Startup Procedures (RTCR) · code 2D	Revised Total Coliform Rulecode 8000	Yes	Resolved
2018-07-16	Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75	Public Noticecode 7500	No	Resolved
2018-05-02	ReportingReport Startup Procedures Cert Form (RTCR) · code 4C	Revised Total Coliform Rulecode 8000	No	Resolved
2018-05-02	Required treatment not metTreatment Technique Startup Procedures (RTCR) · code 2D	Revised Total Coliform Rulecode 8000	Yes	Resolved
2017-07-23	Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75	Public Noticecode 7500	No	Resolved
2017-05-02	Required treatment not metTreatment Technique Startup Procedures (RTCR) · code 2D	Revised Total Coliform Rulecode 8000	Yes	Resolved
2014-09-19	Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75	Public Noticecode 7500	No	Resolved
2014-07-01	Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22	Total coliform bacteria (TCR)code 3100	Yes	Resolved

All 9 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.

Hidden Acres Campground: frequently asked questions

Who runs Hidden Acres Campground?

Hidden Acres Campground (PWSID CT1140084) is a transient non-community water system privately owned. It is regulated by the CT state drinking water program.

How many people does Hidden Acres Campground serve?

Hidden Acres Campground reports serving 75 people through 1 service connection in New London County, Connecticut.

Where does Hidden Acres Campground 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 Hidden Acres Campground have any drinking water violations?

EPA's records list 9 violations for this system; 4 are health-based, and the most recent began in June 2023. 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 Hidden Acres Campground'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. EPA's records list 9 violations for this system; 4 are health-based, and the most recent began in June 2023. For current results, consult EPA ECHO, or the CT state drinking water program.

Where can I find Hidden Acres Campground's water quality report?

The annual Consumer Confidence Report requirement applies to community water systems. Hidden Acres Campground is a 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 New London County

Water system	County	Population served	Type	Source
Norwich Public Utilities	New London	36,163	Community	Surface water
Groton Utilities	New London	30,200	Community	Surface water
New London Dept. of Public Utilities	New London	27,620	Community	Surface water
Waterford Wpca	New London	16,578	Community	Purchased surface water
East Lyme Water & Sewer Commission	New London	15,245	Community	Purchased surface water
Aquarion-Mystic	New London	10,788	Community	Surface water

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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, “Hidden Acres Campground, PWSID CT1140084, Connecticut”, https://aquacensus.com/water-systems/connecticut/hidden-acres-campground-ct1140084 (data as of October 1, 2026).