Public water system · IN5229015
ActiveIndiana American Water - Noblesville
At a glance
Indiana American Water - Noblesville (PWSID IN5229015) is an active community water system in Hamilton County, Indiana. It reports serving 45,575 people through 18,230 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list one violation for this system; it is not health-based, and the most recent began in June 1980.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
45,575
Service connections
18,230
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Indiana American Water - Noblesville compare with other water systems in Hamilton County?
By EPA's size categories, Indiana American Water - Noblesville is a large system (10,001 to 100,000 people). Hamilton County has 66 active public water systems, and Indiana American Water - Noblesville is the 3rd-largest of them by population served. Its population served is about 13 times the county average of 3,475 people per system, and accounts for 20% of the 229,348 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 - Noblesville is about 6.8 times 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 - Noblesville?
EPA lists Indiana American Water - Noblesville 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. 56 of the 66 active systems in Hamilton County (85%) are also privately owned.
Does Indiana American Water - Noblesville have drinking water violations?
EPA's records list one violation for this system; it is not health-based, and the most recent began in June 1980. By type: 1 monitoring and reporting. The contaminant or rule involved is Gross alpha (excluding radon and uranium). EPA lists 1 as archived. Archived means the violation was not marked resolved but is more than five years past the end of the noncompliance period, so it no longer counts toward current compliance status.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 1980-06-30 | Monitoring and reportingMonitoring, Regular · code 03 | Gross alpha (excluding radon and uranium)code 4000 | No | Archived |
The one violation in EPA's records.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 - Noblesville: frequently asked questions
Who runs Indiana American Water - Noblesville?
Indiana American Water - Noblesville (PWSID IN5229015) is a community water system privately owned. It is regulated by the IN state drinking water program.
How many people does Indiana American Water - Noblesville serve?
Indiana American Water - Noblesville reports serving 45,575 people through 18,230 service connections in Hamilton County, Indiana.
Where does Indiana American Water - Noblesville 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 - Noblesville have any drinking water violations?
EPA's records list one violation for this system; it is not health-based, and the most recent began in June 1980. 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 - Noblesville'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 one violation for this system; it is not health-based, and the most recent began in June 1980. 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 - Noblesville's water quality report?
As a community water system, Indiana American Water - Noblesville 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 Hamilton County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Carmel Water Department | Hamilton | 99,927 | Community | Groundwater under influence of surface water |
| Citizens Water of Westfield, LLC | Hamilton | 61,493 | Community | Groundwater |
| Cicero Water Department | Hamilton | 5,607 | Community | Groundwater |
| Indiana American Water - Sheridan | Hamilton | 4,435 | Community | Groundwater |
| Ruoff Music Center | Hamilton | 2,000 | Transient non-community | Groundwater |
| Arcadia Water Department | Hamilton | 1,515 | 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, “Indiana American Water - Noblesville, PWSID IN5229015, Indiana”, https://aquacensus.com/water-systems/indiana/indiana-american-water-noblesville-in5229015 (data as of October 1, 2026).