Public water system · TN0000371
ActiveWest Knox Utility District
At a glance
West Knox Utility District (PWSID TN0000371) is an active community water system in Knox County, Tennessee. It reports serving 77,825 people through 32,427 service connections. Its primary water source is surface water, and EPA lists it as owned by a local government. EPA's records list 4 violations for this system; 1 is health-based, and the most recent began in July 2021.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
77,825
Service connections
32,427
Primary source
SW
Surface water
System type
CWS
Community water system
System record
How does West Knox Utility District compare with other water systems in Knox County?
By EPA's size categories, West Knox Utility District is a large system (10,001 to 100,000 people). Knox County has 10 active public water systems, and West Knox Utility District is the 4th-largest of them by population served. Its population served is about 29% above the county average of 60,196 people per system, and accounts for 13% of the 601,961 people reported by systems filed under the county. Across Tennessee, the 1,383 active systems average 5,780 people each. Nationally, the average active community water system reports serving 6,703 people, so West Knox Utility District is about 12 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. Tennessee has 450 active community water systems, 33% of the state's 1,383 active systems. Surface water means the system draws its water from rivers, lakes, streams or reservoirs. 151 Tennessee systems (11%) list surface water as their primary source.
Who owns and regulates West Knox Utility District?
EPA lists West Knox Utility District as owned by a local government. The TN state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 6 of the 10 active systems in Knox County (60%) are also owned by a local government.
Does West Knox Utility District have drinking water violations?
EPA's records list 4 violations for this system; 1 is health-based, and the most recent began in July 2021. The violations listed here began between June 1980 and July 2021. By type: 2 public notice, recordkeeping or other, 1 contaminant level above the legal limit and 1 monitoring and reporting. The contaminants or rules involved are Consumer Confidence Rule, Haloacetic acids (HAA5), Interim Enhanced Surface Water Treatment Rule and Gross alpha (excluding radon and uranium). EPA lists 3 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 |
|---|---|---|---|---|
| 2021-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2017-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Haloacetic acids (HAA5)code 2456 | Yes | Resolved |
| 2016-07-01 | Public notice, recordkeeping or otherRecord Keeping · code 09 | Interim Enhanced Surface Water Treatment Rulecode 0300 | No | Resolved |
| 1980-06-24 | Monitoring and reportingMonitoring, Regular · code 03 | Gross alpha (excluding radon and uranium)code 4000 | No | Archived |
All 4 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.
West Knox Utility District: frequently asked questions
Who runs West Knox Utility District?
West Knox Utility District (PWSID TN0000371) is a community water system owned by a local government. It is regulated by the TN state drinking water program.
How many people does West Knox Utility District serve?
West Knox Utility District reports serving 77,825 people through 32,427 service connections in Knox County, Tennessee.
Where does West Knox Utility District get its water?
EPA SDWIS lists this system's primary water source as surface water. Surface water means the system draws its water from rivers, lakes, streams or reservoirs.
Does West Knox Utility District have any drinking water violations?
EPA's records list 4 violations for this system; 1 is health-based, and the most recent began in July 2021. 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 West Knox Utility District'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 4 violations for this system; 1 is health-based, and the most recent began in July 2021. For current results, consult the system's annual water quality report, EPA ECHO, or the TN state drinking water program.
Where can I find West Knox Utility District's water quality report?
As a community water system, West Knox Utility District 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 |
|---|---|---|---|---|
| Knoxville Utilities Board - Kub | Knox | 254,671 | Community | Surface water |
| First U.D. of Knox County | Knox | 115,531 | Community | Surface water |
| Hallsdale-Powell U.D. | Knox | 84,315 | Community | Surface water |
| Knox-Chapman Utility District | Knox | 41,311 | Community | Surface water |
| Northeast Knox U.D. | Knox | 27,941 | Community | Surface water |
| Fort Loudoun Yacht Club | Knox | 135 | Transient non-community | Groundwater |
Related pages
Working with water-system records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.
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, “West Knox Utility District, PWSID TN0000371, Tennessee”, https://aquacensus.com/water-systems/tennessee/west-knox-utility-district-tn0000371 (data as of October 1, 2026).