Public water system · MO4010216
ActiveDexter Pws
At a glance
Dexter Pws (PWSID MO4010216) is an active community water system in Stoddard County, Missouri. It reports serving 8,200 people through 3,756 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; 1 is health-based, and the most recent began in July 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
8,200
Service connections
3,756
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Dexter Pws compare with other water systems in Stoddard County?
By EPA's size categories, Dexter Pws is a medium system (3,301 to 10,000 people). Stoddard County has 19 active public water systems, and Dexter Pws is the largest of them by population served. Its population served is about 6.7 times the county average of 1,229 people per system, and accounts for 35% of the 23,359 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 Dexter Pws is about 22% 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. 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 Dexter Pws?
EPA lists Dexter 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. 15 of the 19 active systems in Stoddard County (79%) are also owned by a local government.
Does Dexter Pws have drinking water violations?
EPA's records list 4 violations for this system; 1 is health-based, and the most recent began in July 2025. The violations listed here began between October 1991 and July 2025. By type: 2 monitoring and reporting, 1 reporting and 1 contaminant level above the legal limit. The contaminant or rule involved most often is Total coliform bacteria (TCR) (3 of them). EPA lists 3 as archived and 1 as unaddressed. 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. Unaddressed means the violation is not resolved or archived and is not yet covered by formal enforcement.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2025-07-02 | ReportingNotification, Known or Potential LSL · code 4H | Lead and Copper Rule Revisionscode 5200 | No | Unaddressed |
| 1997-09-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Archived |
| 1991-11-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | 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 |
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.
Dexter Pws: frequently asked questions
Who runs Dexter Pws?
Dexter Pws (PWSID MO4010216) is a community water system owned by a local government. It is regulated by the MO state drinking water program.
How many people does Dexter Pws serve?
Dexter Pws reports serving 8,200 people through 3,756 service connections in Stoddard County, Missouri.
Where does Dexter 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 Dexter Pws have any drinking water violations?
EPA's records list 4 violations for this system; 1 is 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 Dexter 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; 1 is 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 MO state drinking water program.
Where can I find Dexter Pws' water quality report?
As a community water system, Dexter 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 Stoddard County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Stoddard County Pwsd 1 | Stoddard | 3,000 | Community | Groundwater |
| Bloomfield Pws | Stoddard | 1,980 | Community | Groundwater |
| Bernie Pws | Stoddard | 1,898 | Community | Groundwater |
| Stoddard County Pwsd 4 | Stoddard | 1,530 | Community | Groundwater |
| Advance Pws | Stoddard | 1,400 | Community | Groundwater |
| Puxico Pws | Stoddard | 890 | 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, “Dexter Pws, PWSID MO4010216, Missouri”, https://aquacensus.com/water-systems/missouri/dexter-pws-mo4010216 (data as of October 1, 2026).