Public water system · IN5239003
ActiveHanover Water Department
At a glance
Hanover Water Department (PWSID IN5239003) is an active community water system in Jefferson County, Indiana. It reports serving 2,597 people through 1,039 service connections. Its primary water source is purchased groundwater, and EPA lists it as owned by a local government. EPA's records list 10 violations for this system; none is health-based, and the most recent began in October 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
2,597
Service connections
1,039
Primary source
GWP
Purchased groundwater
System type
CWS
Community water system
System record
How does Hanover Water Department compare with other water systems in Jefferson County?
By EPA's size categories, Hanover Water Department is a small system (501 to 3,300 people). Jefferson County has 11 active public water systems, and Hanover Water Department is the 4th-largest of them by population served. Its population served is about 17% below the county average of 3,131 people per system, and accounts for 7.5% of the 34,443 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 Hanover Water Department is about 61% 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. Purchased groundwater means the system buys groundwater from another public water system rather than drawing its own. 83 Indiana systems (2.1%) list purchased groundwater as their primary source.
Who owns and regulates Hanover Water Department?
EPA lists Hanover 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. 4 of the 11 active systems in Jefferson County (36%) are also owned by a local government.
Does Hanover Water Department have drinking water violations?
EPA's records list 10 violations for this system; none is health-based, and the most recent began in October 2025. The violations listed here began between June 1980 and October 2025. By type: 6 monitoring and reporting and 4 public notice, recordkeeping or other. The contaminant or rule involved most often is Consumer Confidence Rule (4 of them). EPA lists 9 as resolved and 1 as archived. 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. 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 |
|---|---|---|---|---|
| 2025-10-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2024-01-01 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2022-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2021-01-01 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2010-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2008-12-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2008-11-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2001-10-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 1994-07-01 | Monitoring and reportingInitial Tap Sampling for Pb and Cu · code 51 | Lead and Copper Rulecode 5000 | No | Resolved |
| 1980-06-30 | Monitoring and reportingMonitoring, Regular · code 03 | Gross alpha (excluding radon and uranium)code 4000 | No | Archived |
All 10 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.
Hanover Water Department: frequently asked questions
Who runs Hanover Water Department?
Hanover Water Department (PWSID IN5239003) is a community water system owned by a local government. It is regulated by the IN state drinking water program.
How many people does Hanover Water Department serve?
Hanover Water Department reports serving 2,597 people through 1,039 service connections in Jefferson County, Indiana.
Where does Hanover Water Department get its water?
EPA SDWIS lists this system's primary water source as purchased groundwater. Purchased groundwater means the system buys groundwater from another public water system rather than drawing its own.
Does Hanover Water Department have any drinking water violations?
EPA's records list 10 violations for this system; none is health-based, and the most recent began in October 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 Hanover 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 10 violations for this system; none is health-based, and the most recent began in October 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 Hanover Water Department's water quality report?
As a community water system, Hanover 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 Jefferson County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Madison Water Department | Jefferson | 15,323 | Community | Groundwater |
| Kent Water Company | Jefferson | 6,750 | Community | Groundwater |
| Canaan Utilities | Jefferson | 4,428 | Community | Purchased groundwater |
| Rykers Ridge Water Company | Jefferson | 2,050 | Community | Purchased groundwater |
| Madison State Hospital | Jefferson | 1,375 | Community | Groundwater |
| Hanover College | Jefferson | 1,250 | 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, “Hanover Water Department, PWSID IN5239003, Indiana”, https://aquacensus.com/water-systems/indiana/hanover-water-department-in5239003 (data as of October 1, 2026).