Public water system · TN0000402
ActiveLexington Water Systems
At a glance
Lexington Water Systems (PWSID TN0000402) is an active community water system in Henderson County, Tennessee. It reports serving 26,322 people through 10,445 service connections. Its primary water source is surface water, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in July 2024.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
26,322
Service connections
10,445
Primary source
SW
Surface water
System type
CWS
Community water system
System record
How does Lexington Water Systems compare with other water systems in Henderson County?
By EPA's size categories, Lexington Water Systems is a large system (10,001 to 100,000 people). Henderson County has 4 active public water systems, and Lexington Water Systems is the largest of them by population served. Its population served is about 3.3 times the county average of 8,059 people per system, and accounts for 82% of the 32,235 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 Lexington Water Systems is about 3.9 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 Lexington Water Systems?
EPA lists Lexington Water Systems 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. 3 of the 4 active systems in Henderson County (75%) are also owned by a local government.
Does Lexington Water Systems have drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in July 2024. The violations listed here began between April 2018 and July 2024. By type: 10 monitoring and reporting and 2 public notice, recordkeeping or other. The contaminant or rule involved most often is Consumer Confidence Rule (2 of them). EPA lists 11 as resolved and 1 as unaddressed. 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. Unaddressed means the violation is not resolved or archived and is not yet covered by formal enforcement.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2024-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Unaddressed |
| 2022-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2018-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Dichloromethanecode 2964 | No | Resolved |
| 2018-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,1-Dichloroethylenecode 2977 | No | Resolved |
| 2018-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Vinyl chloridecode 2976 | No | Resolved |
| 2018-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | cis-1,2-Dichloroethylenecode 2380 | No | Resolved |
| 2018-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,2,4-Trichlorobenzenecode 2378 | No | Resolved |
| 2018-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,2-Dichloropropanecode 2983 | No | Resolved |
| 2018-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,1,1-Trichloroethanecode 2981 | No | Resolved |
| 2018-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Toluenecode 2991 | No | Resolved |
| 2018-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Ethylbenzenecode 2992 | No | Resolved |
| 2018-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Tetrachloroethylenecode 2987 | No | Resolved |
The 12 most recent 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.
Lexington Water Systems: frequently asked questions
Who runs Lexington Water Systems?
Lexington Water Systems (PWSID TN0000402) is a community water system owned by a local government. It is regulated by the TN state drinking water program.
How many people does Lexington Water Systems serve?
Lexington Water Systems reports serving 26,322 people through 10,445 service connections in Henderson County, Tennessee.
Where does Lexington Water Systems 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 Lexington Water Systems have any drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in July 2024. 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 Lexington Water Systems' 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. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in July 2024. For current results, consult the system's annual water quality report, EPA ECHO, or the TN state drinking water program.
Where can I find Lexington Water Systems' water quality report?
As a community water system, Lexington Water Systems 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 Henderson County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Scotts Hill Water System | Henderson | 4,579 | Community | Groundwater |
| Sardis Water System | Henderson | 1,134 | Community | Groundwater |
| Middlefork Road Baptist Church | Henderson | 200 | 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, “Lexington Water Systems, PWSID TN0000402, Tennessee”, https://aquacensus.com/water-systems/tennessee/lexington-water-systems-tn0000402 (data as of October 1, 2026).