Public water system · IN5286004
ActiveWilliamsport Water Utility
At a glance
Williamsport Water Utility (PWSID IN5286004) is an active community water system in Warren County, Indiana. It reports serving 1,800 people through 902 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 2 violations for this system; none is health-based, and the most recent began in June 1989.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
1,800
Service connections
902
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Williamsport Water Utility compare with other water systems in Warren County?
By EPA's size categories, Williamsport Water Utility is a small system (501 to 3,300 people). Warren County has 23 active public water systems, and Williamsport Water Utility is the largest of them by population served. Its population served is about 8 times the county average of 225 people per system, and accounts for 35% of the 5,176 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 Williamsport Water Utility 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 Williamsport Water Utility?
EPA lists Williamsport Water Utility 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. 5 of the 23 active systems in Warren County (22%) are also owned by a local government.
Does Williamsport Water Utility have drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in June 1989. The violations listed here began between June 1980 and June 1989. By type: 1 public notice, recordkeeping or other and 1 monitoring and reporting. The contaminant or rule involved is Gross alpha (excluding radon and uranium). EPA lists 2 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 |
|---|---|---|---|---|
| 1989-06-29 | Public notice, recordkeeping or otherSanitary Survey (TCR) · code 28 | Not reported | No | Archived |
| 1980-06-30 | Monitoring and reportingMonitoring, Regular · code 03 | Gross alpha (excluding radon and uranium)code 4000 | No | Archived |
All 2 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.
Williamsport Water Utility: frequently asked questions
Who runs Williamsport Water Utility?
Williamsport Water Utility (PWSID IN5286004) is a community water system owned by a local government. It is regulated by the IN state drinking water program.
How many people does Williamsport Water Utility serve?
Williamsport Water Utility reports serving 1,800 people through 902 service connections in Warren County, Indiana.
Where does Williamsport Water Utility 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 Williamsport Water Utility have any drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in June 1989. 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 Williamsport Water Utility'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 2 violations for this system; none is health-based, and the most recent began in June 1989. For current results, consult the system's annual water quality report, EPA ECHO, or the IN state drinking water program.
Where can I find Williamsport Water Utility's water quality report?
As a community water system, Williamsport Water Utility 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 Warren County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Seeger Jr/Sr High School and Warren Elem | Warren | 1,005 | Non-transient non-community | Groundwater |
| West Lebanon Water Works | Warren | 723 | Community | Groundwater |
| Flex-N-Gate Covington | Warren | 361 | Non-transient non-community | Groundwater |
| Pine Village Mini Mart | Warren | 211 | Transient non-community | Groundwater |
| Pine Village Elementary | Warren | 165 | Non-transient non-community | Groundwater |
| Pine Village Christian Church | Warren | 105 | Transient non-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, “Williamsport Water Utility, PWSID IN5286004, Indiana”, https://aquacensus.com/water-systems/indiana/williamsport-water-utility-in5286004 (data as of October 1, 2026).