Public water system · KY1110054
ActiveCadiz Municipal Water Co
At a glance
Cadiz Municipal Water Co (PWSID KY1110054) is an active community water system in Trigg County, Kentucky. It reports serving 6,165 people through 1,993 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, one is health-based, and the most recent began in April 2013.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
6,165
Service connections
1,993
Primary source
SW
Surface water
System type
CWS
Community water system
System record
How does Cadiz Municipal Water Co compare with other water systems in Trigg County?
By EPA's size categories, Cadiz Municipal Water Co is a medium system (3,301 to 10,000 people). Trigg County has 11 active public water systems, and Cadiz Municipal Water Co is the 2nd-largest of them by population served. Its population served is about 3.3 times the county average of 1,894 people per system, and accounts for 30% of the 20,836 people reported by systems filed under the county. Across Kentucky, the 437 active systems average 11,699 people each. Nationally, the average active community water system reports serving 6,703 people, so Cadiz Municipal Water Co is roughly in line with 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. Kentucky has 371 active community water systems, 85% of the state's 437 active systems. Surface water means the system draws its water from rivers, lakes, streams or reservoirs. 135 Kentucky systems (31%) list surface water as their primary source.
Who owns and regulates Cadiz Municipal Water Co?
EPA lists Cadiz Municipal Water Co as owned by a local government. The KY state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 2 of the 11 active systems in Trigg County (18%) are also owned by a local government.
Does Cadiz Municipal Water Co have drinking water violations?
Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in April 2013. The violations listed here began between January 1993 and April 2013. By type: 11 monitoring and reporting and 1 contaminant level above the legal limit. The contaminant or rule involved most often is Surface Water Treatment Rule (2 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 |
|---|---|---|---|---|
| 2013-04-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Filter) · code 36 | Surface Water Treatment Rulecode 0200 | No | Resolved |
| 2012-06-01 | Monitoring and reportingMonitoring, Turbidity (Enhanced SWTR) · code 38 | Interim Enhanced Surface Water Treatment Rulecode 0300 | No | Resolved |
| 2009-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Haloacetic acids (HAA5)code 2456 | Yes | Resolved |
| 2001-01-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 1998-11-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Filter) · code 36 | Surface Water Treatment Rulecode 0200 | No | Resolved |
| 1994-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 1993-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 1993-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Seleniumcode 1045 | No | Resolved |
| 1993-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Chromiumcode 1020 | No | Resolved |
| 1993-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Mercurycode 1035 | No | Resolved |
| 1993-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Cadmiumcode 1015 | No | Resolved |
| 1993-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Bariumcode 1010 | 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.
Cadiz Municipal Water Co: frequently asked questions
Who runs Cadiz Municipal Water Co?
Cadiz Municipal Water Co (PWSID KY1110054) is a community water system owned by a local government. It is regulated by the KY state drinking water program.
How many people does Cadiz Municipal Water Co serve?
Cadiz Municipal Water Co reports serving 6,165 people through 1,993 service connections in Trigg County, Kentucky.
Where does Cadiz Municipal Water Co 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 Cadiz Municipal Water Co have any drinking water violations?
Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in April 2013. 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 Cadiz Municipal Water Co'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, one is health-based, and the most recent began in April 2013. For current results, consult the system's annual water quality report, EPA ECHO, or the KY state drinking water program.
Where can I find Cadiz Municipal Water Co's water quality report?
As a community water system, Cadiz Municipal Water Co 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 Trigg County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Barkley Lake Water District | Trigg | 14,284 | Community | Surface water |
| Lbl Maintenance Center | Trigg | 170 | Non-transient non-community | Groundwater |
| Lbl Hillman Ferry A, B & C | Trigg | 42 | Transient non-community | Groundwater |
| Lbl Fenton Lake Access | Trigg | 25 | Transient non-community | Groundwater |
| Lbl Camp Energy | Trigg | 25 | Transient non-community | Groundwater |
| Lbl Cravens Bay | Trigg | 25 | 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, “Cadiz Municipal Water Co, PWSID KY1110054, Kentucky”, https://aquacensus.com/water-systems/kentucky/cadiz-municipal-water-co-ky1110054 (data as of October 1, 2026).