Public water system · MO6010799
ActiveTruesdale Pws
At a glance
Truesdale Pws (PWSID MO6010799) is an active community water system in Warren County, Missouri. It reports serving 853 people through 460 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 4 violations for this system; all are health-based, and the most recent began in September 2008.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
853
Service connections
460
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Truesdale Pws compare with other water systems in Warren County?
By EPA's size categories, Truesdale Pws is a small system (501 to 3,300 people). Warren County has 27 active public water systems. Its population served is about 14% above the county average of 749 people per system, and accounts for 4.2% of the 20,217 people reported by systems filed under the county. Across Missouri, the 2,943 active systems average 2,049 people each. Nationally, the average active community water system reports serving 6,703 people, so Truesdale Pws is well 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. Missouri has 1,612 active community water systems, 55% of the state's 2,943 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 2,521 Missouri systems (86%) list groundwater as their primary source.
Who owns and regulates Truesdale Pws?
EPA lists Truesdale Pws as owned by a local government. The MO state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 9 of the 27 active systems in Warren County (33%) are also owned by a local government.
Does Truesdale Pws have drinking water violations?
EPA's records list 4 violations for this system; all are health-based, and the most recent began in September 2008. The violations listed here began between October 2001 and September 2008. By type: 4 contaminant level above the legal limit. The contaminant or rule involved most often is Total coliform bacteria (TCR) (4 of them). EPA lists 4 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 |
|---|---|---|---|---|
| 2008-09-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2008-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2002-08-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2001-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
All 4 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.
Truesdale Pws: frequently asked questions
Who runs Truesdale Pws?
Truesdale Pws (PWSID MO6010799) is a community water system owned by a local government. It is regulated by the MO state drinking water program.
How many people does Truesdale Pws serve?
Truesdale Pws reports serving 853 people through 460 service connections in Warren County, Missouri.
Where does Truesdale Pws 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 Truesdale Pws have any drinking water violations?
EPA's records list 4 violations for this system; all are health-based, and the most recent began in September 2008. 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 Truesdale Pws' 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 4 violations for this system; all are health-based, and the most recent began in September 2008. For current results, consult the system's annual water quality report, EPA ECHO, or the MO state drinking water program.
Where can I find Truesdale Pws' water quality report?
As a community water system, Truesdale Pws 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 Warren County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Warrenton Pws | Warren | 8,208 | Community | Groundwater |
| St Charles Co Pwsd #2 Wright City | Warren | 3,550 | Community | Groundwater |
| Marthasville Pws | Warren | 1,200 | Community | Groundwater |
| St Charles County Pwsd 2 Warren | Warren | 1,192 | Community | Groundwater |
| American Foods Group | Warren | 1,100 | Non-transient non-community | Groundwater |
| Lake Sherwood Subd | Warren | 1,100 | 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, “Truesdale Pws, PWSID MO6010799, Missouri”, https://aquacensus.com/water-systems/missouri/truesdale-pws-mo6010799 (data as of October 1, 2026).