Public water system · MO4010729
ActiveSedgewickville Pws
At a glance
Sedgewickville Pws (PWSID MO4010729) is an active community water system in Bollinger County, Missouri. It reports serving 197 people through 99 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 6 violations for this system; none is health-based, and the most recent began in July 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
197
Service connections
99
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Sedgewickville Pws compare with other water systems in Bollinger County?
By EPA's size categories, Sedgewickville Pws is a very small system (500 people or fewer). Bollinger County has 14 active public water systems. Its population served is about half of the county average of 371 people per system, and accounts for 3.8% of the 5,199 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 Sedgewickville 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 Sedgewickville Pws?
EPA lists Sedgewickville 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. 7 of the 14 active systems in Bollinger County (50%) are also owned by a local government.
Does Sedgewickville Pws have drinking water violations?
EPA's records list 6 violations for this system; none is health-based, and the most recent began in July 2025. The violations listed here began between January 1991 and July 2025. By type: 3 monitoring and reporting, 2 public notice, recordkeeping or other and 1 reporting. The contaminant or rule involved most often is Total coliform bacteria (TCR) (3 of them). EPA lists 3 as archived, 2 as resolved 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. 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 |
|---|---|---|---|---|
| 2025-07-02 | ReportingNotification, Known or Potential LSL · code 4H | Lead and Copper Rule Revisionscode 5200 | No | Unaddressed |
| 2012-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2002-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 1997-01-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1995-03-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1991-01-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Archived |
All 6 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.
Sedgewickville Pws: frequently asked questions
Who runs Sedgewickville Pws?
Sedgewickville Pws (PWSID MO4010729) is a community water system owned by a local government. It is regulated by the MO state drinking water program.
How many people does Sedgewickville Pws serve?
Sedgewickville Pws reports serving 197 people through 99 service connections in Bollinger County, Missouri.
Where does Sedgewickville 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 Sedgewickville Pws have any drinking water violations?
EPA's records list 6 violations for this system; none 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 Sedgewickville 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 6 violations for this system; none 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 Sedgewickville Pws' water quality report?
As a community water system, Sedgewickville 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 Bollinger County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Woodland R Iv Schools | Bollinger | 914 | Non-transient non-community | Groundwater |
| Marble Hill South Pws | Bollinger | 862 | Community | Groundwater |
| Marble Hill North Pws | Bollinger | 664 | Community | Groundwater |
| Meadow Hts R Ii High School | Bollinger | 650 | Non-transient non-community | Groundwater |
| Twin Bridges Park | Bollinger | 525 | Transient non-community | Groundwater |
| Arrowhead Campgrounds Inc. | Bollinger | 375 | Transient non-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, “Sedgewickville Pws, PWSID MO4010729, Missouri”, https://aquacensus.com/water-systems/missouri/sedgewickville-pws-mo4010729 (data as of October 1, 2026).