Public water system · IN5229005
ActiveCicero Water Department
At a glance
Cicero Water Department (PWSID IN5229005) is an active community water system in Hamilton County, Indiana. It reports serving 5,607 people through 2,654 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 9 violations for this system; none is health-based, and the most recent began in January 2016.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
5,607
Service connections
2,654
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Cicero Water Department compare with other water systems in Hamilton County?
By EPA's size categories, Cicero Water Department is a medium system (3,301 to 10,000 people). Hamilton County has 66 active public water systems, and Cicero Water Department is the 4th-largest of them by population served. Its population served is about 61% above the county average of 3,475 people per system, and accounts for 2.4% 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 Cicero Water Department is about 16% 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 Cicero Water Department?
EPA lists Cicero Water Department 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. 10 of the 66 active systems in Hamilton County (15%) are also owned by a local government.
Does Cicero Water Department have drinking water violations?
EPA's records list 9 violations for this system; none is health-based, and the most recent began in January 2016. The violations listed here began between June 1980 and January 2016. By type: 8 monitoring and reporting and 1 public notice, recordkeeping or other. The contaminant or rule involved most often is Total coliform bacteria (TCR) (4 of them). EPA lists 6 as archived and 3 as resolved. 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. 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 |
|---|---|---|---|---|
| 2016-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2008-10-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2002-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 1992-01-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1991-12-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1991-11-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1991-10-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1987-06-29 | Monitoring and reportingMonitoring, Regular · code 03 | Gross alpha (excluding radon and uranium)code 4000 | No | Archived |
| 1980-06-30 | Monitoring and reportingMonitoring, Regular · code 03 | Gross alpha (excluding radon and uranium)code 4000 | No | Archived |
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.
Cicero Water Department: frequently asked questions
Who runs Cicero Water Department?
Cicero Water Department (PWSID IN5229005) is a community water system owned by a local government. It is regulated by the IN state drinking water program.
How many people does Cicero Water Department serve?
Cicero Water Department reports serving 5,607 people through 2,654 service connections in Hamilton County, Indiana.
Where does Cicero Water Department 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 Cicero Water Department have any drinking water violations?
EPA's records list 9 violations for this system; none is health-based, and the most recent began in January 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 Cicero Water Department'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; none is health-based, and the most recent began in January 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 Cicero Water Department's water quality report?
As a community water system, Cicero Water Department 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 |
| Indiana American Water - Noblesville | Hamilton | 45,575 | 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, “Cicero Water Department, PWSID IN5229005, Indiana”, https://aquacensus.com/water-systems/indiana/cicero-water-department-in5229005 (data as of October 1, 2026).