Public water system · TN0000754

Active

Winchester Water System

At a glance

Winchester Water System (PWSID TN0000754) is an active community water system in Franklin County, Tennessee. It reports serving 24,899 people through 10,287 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, 3 are health-based, and the most recent began in September 2023.

Dataset updated October 2026 . Source: EPA SDWIS/ECHO public records.

Population served

24,899

Service connections

10,287

Primary source

Surface water

System type

CWS

Community water system

System record

PWSIDTN0000754

System typeCommunity water system

Activity statusActive

Population served24,899

Service connections10,287

Primary water sourceSurface water

Owner typeLocal government

Primacy agencyTN state drinking water program

City servedWinchester

StateTennessee

ZIP—

CountyFranklin County

How does Winchester Water System compare with other water systems in Franklin County?

By EPA's size categories, Winchester Water System is a large system (10,001 to 100,000 people). Franklin County has 19 active public water systems, and Winchester Water System is the largest of them by population served. Its population served is about 8.8 times the county average of 2,827 people per system, and accounts for 46% of the 53,703 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 Winchester Water System is about 3.7 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 Winchester Water System?

EPA lists Winchester Water System 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. 8 of the 19 active systems in Franklin County (42%) are also owned by a local government.

Does Winchester Water System have drinking water violations?

Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in September 2023. The violations listed here began between April 2003 and September 2023. By type: 5 public notice, recordkeeping or other, 4 monitoring and reporting and 3 contaminant level above the legal limit. The contaminant or rule involved most often is Interim Enhanced Surface Water Treatment Rule (5 of them). EPA lists 12 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
2023-09-17	Monitoring and reportingLead Consumer Notice · code 66	Lead and Copper Rulecode 5000	No	Resolved
2022-07-01	Monitoring and reportingMonitoring, Regular · code 03	Atrazinecode 2050	No	Resolved
2014-04-01	Monitoring and reportingMonitoring, Regular · code 03	2,4-Dcode 2105	No	Resolved
2014-04-01	Monitoring and reportingMonitoring, Regular · code 03	Picloramcode 2040	No	Resolved
2010-07-01	Public notice, recordkeeping or otherRecord Keeping · code 09	Interim Enhanced Surface Water Treatment Rulecode 0300	No	Resolved
2010-06-01	Public notice, recordkeeping or otherRecord Keeping · code 09	Interim Enhanced Surface Water Treatment Rulecode 0300	No	Resolved
2007-02-01	Public notice, recordkeeping or otherRecord Keeping · code 09	Interim Enhanced Surface Water Treatment Rulecode 0300	No	Resolved
2005-12-01	Public notice, recordkeeping or otherRecord Keeping · code 09	Interim Enhanced Surface Water Treatment Rulecode 0300	No	Resolved
2005-11-01	Public notice, recordkeeping or otherRecord Keeping · code 09	Interim Enhanced Surface Water Treatment Rulecode 0300	No	Resolved
2004-08-01	Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22	Total coliform bacteria (TCR)code 3100	Yes	Resolved
2003-07-01	Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02	Total trihalomethanes (TTHM)code 2950	Yes	Resolved
2003-04-01	Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02	Total trihalomethanes (TTHM)code 2950	Yes	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.

Winchester Water System: frequently asked questions

Who runs Winchester Water System?

Winchester Water System (PWSID TN0000754) is a community water system owned by a local government. It is regulated by the TN state drinking water program.

How many people does Winchester Water System serve?

Winchester Water System reports serving 24,899 people through 10,287 service connections in Franklin County, Tennessee.

Where does Winchester Water System 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 Winchester Water System have any drinking water violations?

Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in September 2023. 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 Winchester Water System'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. Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in September 2023. For current results, consult the system's annual water quality report, EPA ECHO, or the TN state drinking water program.

Where can I find Winchester Water System's water quality report?

As a community water system, Winchester Water System 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 Franklin County

Water system	County	Population served	Type	Source
Center Grove-Winchester Springs	Franklin	6,979	Community	Groundwater under influence of surface water
Sewanee Utility District	Franklin	5,970	Community	Surface water
Decherd Water Dept	Franklin	4,809	Community	Groundwater under influence of surface water
Estill Springs Water Dept	Franklin	4,317	Community	Groundwater under influence of surface water
Cowan B.P.U.	Franklin	2,550	Community	Groundwater under influence of surface water
Belvidere Rural U.D.	Franklin	1,771	Community	Groundwater under influence of surface water

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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, “Winchester Water System, PWSID TN0000754, Tennessee”, https://aquacensus.com/water-systems/tennessee/winchester-water-system-tn0000754 (data as of October 1, 2026).