Public water system · TN0000394
ActiveLaguardo Utility District
At a glance
Laguardo Utility District (PWSID TN0000394) is an active community water system in Wilson County, Tennessee. It reports serving 15,595 people through 5,776 service connections. Its primary water source is groundwater under influence of surface water, and EPA lists it as owned by a local government. EPA's records list 10 violations for this system; 3 are health-based, and the most recent began in July 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
15,595
Service connections
5,776
Primary source
GU
Groundwater under influence of surface water
System type
CWS
Community water system
System record
How does Laguardo Utility District compare with other water systems in Wilson County?
By EPA's size categories, Laguardo Utility District is a large system (10,001 to 100,000 people). Wilson County has 7 active public water systems, and Laguardo Utility District is the 5th-largest of them by population served. Its population served is about half of the county average of 29,938 people per system, and accounts for 7.4% of the 209,569 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 Laguardo Utility District is about 133% above 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 under the influence of surface water is well or spring water that the regulator has found to be affected by nearby surface water, so it is regulated under the surface-water treatment rules. 44 Tennessee systems (3.2%) list groundwater under influence of surface water as their primary source.
Who owns and regulates Laguardo Utility District?
EPA lists Laguardo 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 7 active systems in Wilson County (86%) are also owned by a local government.
Does Laguardo Utility District have drinking water violations?
EPA's records list 10 violations for this system; 3 are health-based, and the most recent began in July 2025. The violations listed here began between January 1994 and July 2025. By type: 6 monitoring and reporting, 3 contaminant level above the legal limit and 1 public notice, recordkeeping or other. The contaminant or rule involved most often is Total coliform bacteria (TCR) (5 of them). EPA lists 7 as resolved and 3 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 |
|---|---|---|---|---|
| 2025-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2022-04-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Carbon, totalcode 2920 | No | Resolved |
| 2009-01-01 | Monitoring and reportingMonitoring, Routine (IDSE) · code 30 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2009-01-01 | Monitoring and reportingMonitoring, Routine (IDSE) · code 30 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2005-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Haloacetic acids (HAA5)code 2456 | Yes | Resolved |
| 2003-08-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2002-10-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1998-12-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Archived |
| 1996-10-01 | Monitoring and reportingMonitoring, Repeat Major (TCR) · code 25 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1994-01-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Archived |
All 10 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.
Laguardo Utility District: frequently asked questions
Who runs Laguardo Utility District?
Laguardo Utility District (PWSID TN0000394) is a community water system owned by a local government. It is regulated by the TN state drinking water program.
How many people does Laguardo Utility District serve?
Laguardo Utility District reports serving 15,595 people through 5,776 service connections in Wilson County, Tennessee.
Where does Laguardo Utility District get its water?
EPA SDWIS lists this system's primary water source as groundwater under influence of surface water. Groundwater under the influence of surface water is well or spring water that the regulator has found to be affected by nearby surface water, so it is regulated under the surface-water treatment rules.
Does Laguardo Utility District have any drinking water violations?
EPA's records list 10 violations for this system; 3 are health-based, and the most recent began in July 2025. 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 Laguardo 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 10 violations for this system; 3 are health-based, and the most recent began in July 2025. For current results, consult the system's annual water quality report, EPA ECHO, or the TN state drinking water program.
Where can I find Laguardo Utility District's water quality report?
As a community water system, Laguardo 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 Wilson County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| West Wilson Utility District | Wilson | 86,978 | Community | Surface water |
| Lebanon Water System | Wilson | 60,669 | Community | Surface water |
| Wilson Co Water & Wastewater | Wilson | 22,680 | Community | Purchased surface water |
| Gladeville Utility District | Wilson | 19,813 | Community | Groundwater under influence of surface water |
| Watertown Water System | Wilson | 1,944 | Community | Groundwater |
| Venue @ 109 | Wilson | 1,890 | Community | Purchased groundwater under influence |
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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, “Laguardo Utility District, PWSID TN0000394, Tennessee”, https://aquacensus.com/water-systems/tennessee/laguardo-utility-district-tn0000394 (data as of October 1, 2026).