Public water system · IN5212010
ActiveTerrace Hills Mhc
At a glance
Terrace Hills Mhc (PWSID IN5212010) is an active community water system in Clinton County, Indiana. It reports serving 26 people through 14 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 3 violations for this system; none is health-based, and the most recent began in July 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
26
Service connections
14
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Terrace Hills Mhc compare with other water systems in Clinton County?
By EPA's size categories, Terrace Hills Mhc is a very small system (500 people or fewer). Clinton County has 32 active public water systems. Its population served is well below the county average of 774 people per system, and accounts for 0.1% of the 24,769 people reported by systems filed under the county. Across Indiana, the 3,969 active systems average 1,456 people each. Nationally, the average active community water system reports serving 6,703 people, so Terrace Hills Mhc is well below that figure.
What does “community water system” mean?
A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. Indiana has 770 active community water systems, 19% 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 Terrace Hills Mhc?
EPA lists Terrace Hills Mhc 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. 25 of the 32 active systems in Clinton County (78%) are also privately owned.
Does Terrace Hills Mhc have drinking water violations?
EPA's records list 3 violations for this system; none is health-based, and the most recent began in July 2025. The violations listed here began between July 2015 and July 2025. By type: 3 public notice, recordkeeping or other. The contaminant or rule involved most often is Consumer Confidence Rule (3 of them). EPA lists 3 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 |
|---|---|---|---|---|
| 2025-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2020-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2015-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
All 3 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.
Terrace Hills Mhc: frequently asked questions
Who runs Terrace Hills Mhc?
Terrace Hills Mhc (PWSID IN5212010) is a community water system privately owned. It is regulated by the IN state drinking water program.
How many people does Terrace Hills Mhc serve?
Terrace Hills Mhc reports serving 26 people through 14 service connections in Clinton County, Indiana.
Where does Terrace Hills Mhc 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 Terrace Hills Mhc have any drinking water violations?
EPA's records list 3 violations for this system; none is health-based, and the most recent began in July 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 Terrace Hills Mhc'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 3 violations for this system; none is health-based, and the most recent began in July 2025. For current results, consult the system's annual water quality report, EPA ECHO, or the IN state drinking water program.
Where can I find Terrace Hills Mhc's water quality report?
As a community water system, Terrace Hills Mhc must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
Other water systems in Clinton County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Frankfort Water Works | Clinton | 16,422 | Community | Groundwater |
| Rossville Water Works | Clinton | 1,653 | Community | Groundwater |
| Mulberry Water Works | Clinton | 1,252 | Community | Groundwater |
| Clinton Prairie School Corporation | Clinton | 1,150 | Non-transient non-community | Groundwater |
| Kirklin Water Department | Clinton | 788 | Community | Groundwater |
| Colfax Water Company | Clinton | 690 | 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, “Terrace Hills Mhc, PWSID IN5212010, Indiana”, https://aquacensus.com/water-systems/indiana/terrace-hills-mhc-in5212010 (data as of October 1, 2026).