Public water system · IN2410951

Active

Tara Treatment Center, Inc..

At a glance

Tara Treatment Center, Inc.. (PWSID IN2410951) is an active non-transient non-community water system in Johnson County, Indiana. It reports serving 55 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in November 2025.

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

Population served

Service connections

Primary source

Groundwater

System type

NTNCWS

Non-transient non-community water system

System record

PWSIDIN2410951

System typeNon-transient non-community water system

Activity statusActive

Population served55

Service connections1

Primary water sourceGroundwater

Owner typePrivate

Primacy agencyIN state drinking water program

City servedFranklin

StateIndiana

ZIP—

CountyJohnson County

How does Tara Treatment Center, Inc.. compare with other water systems in Johnson County?

By EPA's size categories, Tara Treatment Center, Inc.. is a very small system (500 people or fewer). Johnson County has 33 active public water systems. Its population served is well below the county average of 4,692 people per system, and accounts for less than 0.1% of the 154,825 people reported by systems filed under the county. Across Indiana, the 3,969 active systems average 1,456 people each. Nationally, the average active non-transient non-community water system reports serving 430 people, so Tara Treatment Center, Inc.. is well 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. Indiana has 603 active non-transient non-community water systems, 15% of the state's 3,969 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 3,769 Indiana systems (95%) list groundwater as their primary source.

Who owns and regulates Tara Treatment Center, Inc..?

EPA lists Tara Treatment Center, Inc.. as privately owned. The IN state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 26 of the 33 active systems in Johnson County (79%) are also privately owned.

Does Tara Treatment Center, Inc.. have drinking water violations?

Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in November 2025. The violations listed here began between October 2020 and November 2025. By type: 7 monitoring, 2 monitoring and reporting, 2 reporting and 1 contaminant level above the legal limit. The contaminant or rule involved most often is Revised Total Coliform Rule (10 of them). 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
2025-11-01	MonitoringMonitoring, Routine (RTCR) · code 3A	Revised Total Coliform Rulecode 8000	No	Resolved
2025-07-11	Monitoring and reportingMonitoring, Source Water (GWR) · code 34	E. colicode 3014	No	Resolved
2024-07-01	MonitoringMonitoring, Routine (RTCR) · code 3A	Revised Total Coliform Rulecode 8000	No	Resolved
2023-04-01	MonitoringMonitoring, Routine (RTCR) · code 3A	Revised Total Coliform Rulecode 8000	No	Resolved
2021-09-01	ReportingReport Sample Result/Fail Monitor (RTCR) · code 4B	Revised Total Coliform Rulecode 8000	No	Resolved
2021-08-19	Monitoring and reportingMonitoring, Source Water (GWR) · code 34	E. colicode 3014	No	Resolved
2021-08-01	Contaminant level above the legal limitMaximum Contaminant Level Violation, E. coli (RTCR) · code 1A	Revised Total Coliform Rulecode 8000	Yes	Resolved
2021-08-01	ReportingReport Sample Result/Fail Monitor (RTCR) · code 4B	Revised Total Coliform Rulecode 8000	No	Resolved
2021-06-01	MonitoringMonitoring, Routine (RTCR) · code 3A	Revised Total Coliform Rulecode 8000	No	Resolved
2021-05-01	MonitoringMonitoring, Routine (RTCR) · code 3A	Revised Total Coliform Rulecode 8000	No	Resolved
2021-04-01	MonitoringMonitoring, Routine (RTCR) · code 3A	Revised Total Coliform Rulecode 8000	No	Resolved
2020-10-01	MonitoringMonitoring, Routine (RTCR) · code 3A	Revised Total Coliform Rulecode 8000	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.

Tara Treatment Center, Inc..: frequently asked questions

Who runs Tara Treatment Center, Inc..?

Tara Treatment Center, Inc.. (PWSID IN2410951) is a non-transient non-community water system privately owned. It is regulated by the IN state drinking water program.

How many people does Tara Treatment Center, Inc.. serve?

Tara Treatment Center, Inc.. reports serving 55 people through 1 service connection in Johnson County, Indiana.

Where does Tara Treatment Center, Inc.. 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 Tara Treatment Center, Inc.. have any drinking water violations?

Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in November 2025. 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 Tara Treatment Center, Inc..'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, one is health-based, and the most recent began in November 2025. For current results, consult EPA ECHO, or the IN state drinking water program.

Where can I find Tara Treatment Center, Inc..'s water quality report?

The annual Consumer Confidence Report requirement applies to community water systems. Tara Treatment Center, Inc.. 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 Johnson County

Water system	County	Population served	Type	Source
Indiana American Water - Johnson County	Johnson	86,813	Community	Groundwater
Bargersville Water Department	Johnson	34,418	Community	Groundwater
Whiteland Water Works	Johnson	5,955	Community	Purchased groundwater
Camp Atterbury	Johnson	5,300	Community	Purchased groundwater
South Park Business Center	Johnson	5,167	Non-transient non-community	Purchased groundwater
Edinburgh Water Utility	Johnson	4,480	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, “Tara Treatment Center, Inc.., PWSID IN2410951, Indiana”, https://aquacensus.com/water-systems/indiana/tara-treatment-center-inc-in2410951 (data as of October 1, 2026).