Public water system · IN5242018
ActiveKnox County Water, Inc..
At a glance
Knox County Water, Inc.. (PWSID IN5242018) is an active community water system in Knox County, Indiana. It reports serving 3,525 people through 1,410 service connections. Its primary water source is purchased groundwater, and EPA lists it as owned by a local government. EPA's records list 3 violations for this system; none is health-based, and the most recent began in October 2009.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
3,525
Service connections
1,410
Primary source
GWP
Purchased groundwater
System type
CWS
Community water system
System record
How does Knox County Water, Inc.. compare with other water systems in Knox County?
By EPA's size categories, Knox County Water, Inc.. is a medium system (3,301 to 10,000 people). Knox County has 18 active public water systems, and Knox County Water, Inc.. is the 3rd-largest of them by population served. Its population served is about twice the county average of 1,793 people per system, and accounts for 11% of the 32,275 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 Knox County Water, Inc.. is about half of 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 Knox County Water, Inc..?
EPA lists Knox County Water, Inc.. 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 18 active systems in Knox County (56%) are also owned by a local government.
Does Knox County Water, Inc.. have drinking water violations?
EPA's records list 3 violations for this system; none is health-based, and the most recent began in October 2009. The violations listed here began between September 2006 and October 2009. By type: 2 monitoring and reporting and 1 public notice, recordkeeping or other. The contaminants or rules involved are Lead and Copper Rule, Consumer Confidence Rule and Total coliform bacteria (TCR). EPA lists 3 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 |
|---|---|---|---|---|
| 2009-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2006-09-07 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2006-09-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
All 3 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.
Knox County Water, Inc..: frequently asked questions
Who runs Knox County Water, Inc..?
Knox County Water, Inc.. (PWSID IN5242018) is a community water system owned by a local government. It is regulated by the IN state drinking water program.
How many people does Knox County Water, Inc.. serve?
Knox County Water, Inc.. reports serving 3,525 people through 1,410 service connections in Knox County, Indiana.
Where does Knox County Water, Inc.. 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 Knox County Water, Inc.. have any drinking water violations?
EPA's records list 3 violations for this system; none is health-based, and the most recent began in October 2009. 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 Knox County Water, Inc..'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 3 violations for this system; none is health-based, and the most recent began in October 2009. For current results, consult the system's annual water quality report, EPA ECHO, or the IN state drinking water program.
Where can I find Knox County Water, Inc..'s water quality report?
As a community water system, Knox County Water, Inc.. 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 Knox County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Vincennes Water Department | Knox | 18,701 | Community | Groundwater |
| Bicknell Municipal Utilities | Knox | 4,064 | Community | Groundwater |
| Freelandville Water Association | Knox | 1,175 | Community | Groundwater |
| Oaktown Water Works | Knox | 832 | Community | Groundwater |
| Monroe City Water Utilities | Knox | 813 | Community | Groundwater |
| Pick N Pump | Knox | 506 | 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, “Knox County Water, Inc.., PWSID IN5242018, Indiana”, https://aquacensus.com/water-systems/indiana/knox-county-water-inc-in5242018 (data as of October 1, 2026).