Public water system · IN5210003
ActiveIndiana American Water - Charlestown
At a glance
Indiana American Water - Charlestown (PWSID IN5210003) is an active community water system in Clark County, Indiana. It reports serving 8,658 people through 3,463 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in December 2016.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
8,658
Service connections
3,463
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Indiana American Water - Charlestown compare with other water systems in Clark County?
By EPA's size categories, Indiana American Water - Charlestown is a medium system (3,301 to 10,000 people). Clark County has 11 active public water systems, and Indiana American Water - Charlestown is the 6th-largest of them by population served. Its population served is about half of the county average of 16,950 people per system, and accounts for 4.6% of the 186,451 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 Indiana American Water - Charlestown is about 29% above 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 Indiana American Water - Charlestown?
EPA lists Indiana American Water - Charlestown as owned by a local government. 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. 7 of the 11 active systems in Clark County (64%) are also owned by a local government.
Does Indiana American Water - Charlestown have drinking water violations?
Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in December 2016. The violations listed here began between October 2000 and December 2016. By type: 6 monitoring and reporting, 3 public notice, recordkeeping or other, 1 required treatment not met, 1 reporting and 1 contaminant level above the legal limit. The contaminant or rule involved most often is Total coliform bacteria (TCR) (5 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 |
|---|---|---|---|---|
| 2016-12-29 | Required treatment not metTreatment Technique, Level 1 Assessment (RTCR) · code 2A | Revised Total Coliform Rulecode 8000 | Yes | Resolved |
| 2016-12-29 | ReportingReporting, Assessment Forms (RTCR) · code 4A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2016-11-25 | Monitoring and reportingMonitoring, Source Water (GWR) · code 34 | E. colicode 3014 | No | Resolved |
| 2014-09-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2009-10-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2009-08-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2007-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2004-01-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2003-06-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2002-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2002-07-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2000-10-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | 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.
Indiana American Water - Charlestown: frequently asked questions
Who runs Indiana American Water - Charlestown?
Indiana American Water - Charlestown (PWSID IN5210003) is a community water system owned by a local government. It is regulated by the IN state drinking water program.
How many people does Indiana American Water - Charlestown serve?
Indiana American Water - Charlestown reports serving 8,658 people through 3,463 service connections in Clark County, Indiana.
Where does Indiana American Water - Charlestown 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 Indiana American Water - Charlestown have any drinking water violations?
Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in December 2016. 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 Indiana American Water - Charlestown'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, 2 are health-based, and the most recent began in December 2016. For current results, consult the system's annual water quality report, EPA ECHO, or the IN state drinking water program.
Where can I find Indiana American Water - Charlestown's water quality report?
As a community water system, Indiana American Water - Charlestown 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 Clark County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Indiana American Water - S. Indiana | Clark | 104,445 | Community | Groundwater |
| Watson Rural Water Company | Clark | 15,750 | Community | Groundwater |
| Sellersburg Water Department | Clark | 15,655 | Community | Groundwater |
| Borden Tri-County Region | Clark | 11,000 | Community | Surface water |
| Charlestown/River Ridge | Clark | 10,500 | Non-transient non-community | Groundwater |
| Rural Membership Water Corp. of Clark Co | Clark | 8,630 | Community | Purchased 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, “Indiana American Water - Charlestown, PWSID IN5210003, Indiana”, https://aquacensus.com/water-systems/indiana/indiana-american-water-charlestown-in5210003 (data as of October 1, 2026).