Public water system · TN0000641
ActiveSomerville Water System
At a glance
Somerville Water System (PWSID TN0000641) is an active community water system in Fayette County, Tennessee. It reports serving 5,020 people through 1,928 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 5 violations for this system; 1 is health-based, and the most recent began in July 2012.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
5,020
Service connections
1,928
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Somerville Water System compare with other water systems in Fayette County?
By EPA's size categories, Somerville Water System is a medium system (3,301 to 10,000 people). Fayette County has 17 active public water systems, and Somerville Water System is the 2nd-largest of them by population served. Its population served is about 3 times the county average of 1,659 people per system, and accounts for 18% of the 28,196 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 Somerville Water System is about 25% 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. Tennessee has 450 active community water systems, 33% of the state's 1,383 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 1,038 Tennessee systems (75%) list groundwater as their primary source.
Who owns and regulates Somerville Water System?
EPA lists Somerville 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 17 active systems in Fayette County (47%) are also owned by a local government.
Does Somerville Water System have drinking water violations?
EPA's records list 5 violations for this system; 1 is health-based, and the most recent began in July 2012. The violations listed here began between June 1984 and July 2012. By type: 3 monitoring and reporting, 1 public notice, recordkeeping or other and 1 contaminant level above the legal limit. The contaminant or rule involved most often is Total coliform bacteria (TCR) (2 of them). EPA lists 4 as archived and 1 as resolved. 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. 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 |
|---|---|---|---|---|
| 2012-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2001-05-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1991-10-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1988-01-01 | Monitoring and reportingMonitoring, Check/Repeat/Confirmation · code 04 | Gross alpha (excluding radon and uranium)code 4000 | No | Archived |
| 1984-06-25 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Gross alpha (excluding radon and uranium)code 4000 | Yes | Archived |
All 5 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.
Somerville Water System: frequently asked questions
Who runs Somerville Water System?
Somerville Water System (PWSID TN0000641) is a community water system owned by a local government. It is regulated by the TN state drinking water program.
How many people does Somerville Water System serve?
Somerville Water System reports serving 5,020 people through 1,928 service connections in Fayette County, Tennessee.
Where does Somerville Water System 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 Somerville Water System have any drinking water violations?
EPA's records list 5 violations for this system; 1 is health-based, and the most recent began in July 2012. 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 Somerville 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. EPA's records list 5 violations for this system; 1 is health-based, and the most recent began in July 2012. For current results, consult the system's annual water quality report, EPA ECHO, or the TN state drinking water program.
Where can I find Somerville Water System's water quality report?
As a community water system, Somerville 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 Fayette County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Oakland Water Dept | Fayette | 14,957 | Community | Groundwater |
| Piperton Water System | Fayette | 3,197 | Community | Purchased groundwater |
| Rossville Water System | Fayette | 1,297 | Community | Groundwater |
| Gallaway Water Dept | Fayette | 1,158 | Community | Groundwater |
| Moscow Water Dept | Fayette | 821 | Community | Groundwater |
| Southwest School | Fayette | 400 | Non-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, “Somerville Water System, PWSID TN0000641, Tennessee”, https://aquacensus.com/water-systems/tennessee/somerville-water-system-tn0000641 (data as of October 1, 2026).