Public water system · MO2024105
ActiveCarroll County Pwsd 1
At a glance
Carroll County Pwsd 1 (PWSID MO2024105) is an active community water system in Carroll County, Missouri. It reports serving 3,063 people through 1,271 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 11 violations for this system; 1 is health-based, and the most recent began in September 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
3,063
Service connections
1,271
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Carroll County Pwsd 1 compare with other water systems in Carroll County?
By EPA's size categories, Carroll County Pwsd 1 is a small system (501 to 3,300 people). Carroll County has 7 active public water systems, and Carroll County Pwsd 1 is the 2nd-largest of them by population served. Its population served is about 158% above the county average of 1,187 people per system, and accounts for 37% of the 8,309 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 Carroll County Pwsd 1 is about half of 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 Carroll County Pwsd 1?
EPA lists Carroll County Pwsd 1 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. 7 of the 7 active systems in Carroll County (100%) are also owned by a local government.
Does Carroll County Pwsd 1 have drinking water violations?
EPA's records list 11 violations for this system; 1 is health-based, and the most recent began in September 2025. The violations listed here began between November 1991 and September 2025. By type: 8 monitoring and reporting, 1 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) (4 of them). EPA lists 10 as resolved and 1 as unaddressed. 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. 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 |
|---|---|---|---|---|
| 2025-09-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Unfilt/GWR) · code 31 | Groundwater Rulecode 0700 | No | Resolved |
| 2025-07-02 | ReportingNotification, Known or Potential LSL · code 4H | Lead and Copper Rule Revisionscode 5200 | No | Unaddressed |
| 2023-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2021-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2021-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2019-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2019-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2015-11-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2001-08-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 1991-12-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1991-11-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
All 11 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.
Carroll County Pwsd 1: frequently asked questions
Who runs Carroll County Pwsd 1?
Carroll County Pwsd 1 (PWSID MO2024105) is a community water system owned by a local government. It is regulated by the MO state drinking water program.
How many people does Carroll County Pwsd 1 serve?
Carroll County Pwsd 1 reports serving 3,063 people through 1,271 service connections in Carroll County, Missouri.
Where does Carroll County Pwsd 1 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 Carroll County Pwsd 1 have any drinking water violations?
EPA's records list 11 violations for this system; 1 is health-based, and the most recent began in September 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 Carroll County Pwsd 1'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 11 violations for this system; 1 is health-based, and the most recent began in September 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 Carroll County Pwsd 1's water quality report?
As a community water system, Carroll County Pwsd 1 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 Carroll County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Carrollton Pws | Carroll | 3,514 | Community | Groundwater |
| Norborne Pws | Carroll | 617 | Community | Groundwater |
| Hale Pws | Carroll | 480 | Community | Purchased groundwater |
| Bosworth Pws | Carroll | 305 | Community | Groundwater |
| Bogard Pws | Carroll | 200 | Community | Purchased groundwater |
| Tina Pws | Carroll | 130 | Community | Purchased 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, “Carroll County Pwsd 1, PWSID MO2024105, Missouri”, https://aquacensus.com/water-systems/missouri/carroll-county-pwsd-1-mo2024105 (data as of October 1, 2026).