Public water system · MO6010412
ActiveJonesburg Pws
At a glance
Jonesburg Pws (PWSID MO6010412) is an active community water system in Montgomery County, Missouri. It reports serving 768 people through 341 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 5 violations for this system; 3 are health-based, and the most recent began in July 2019.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
768
Service connections
341
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Jonesburg Pws compare with other water systems in Montgomery County?
By EPA's size categories, Jonesburg Pws is a small system (501 to 3,300 people). Montgomery County has 29 active public water systems, and Jonesburg Pws is the 5th-largest of them by population served. Its population served is about 72% above the county average of 446 people per system, and accounts for 5.9% of the 12,943 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 Jonesburg 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 Jonesburg Pws?
EPA lists Jonesburg 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. 11 of the 29 active systems in Montgomery County (38%) are also owned by a local government.
Does Jonesburg Pws have drinking water violations?
EPA's records list 5 violations for this system; 3 are health-based, and the most recent began in July 2019. The violations listed here began between April 1993 and July 2019. By type: 3 contaminant level above the legal limit and 2 public notice, recordkeeping or other. The contaminant or rule involved most often is Total coliform bacteria (TCR) (3 of them). EPA lists 4 as resolved and 1 as archived. 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. 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.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2019-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2013-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 1993-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Archived |
| 1993-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Acute (TCR) · code 21 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 1993-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
All 5 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.
Jonesburg Pws: frequently asked questions
Who runs Jonesburg Pws?
Jonesburg Pws (PWSID MO6010412) is a community water system owned by a local government. It is regulated by the MO state drinking water program.
How many people does Jonesburg Pws serve?
Jonesburg Pws reports serving 768 people through 341 service connections in Montgomery County, Missouri.
Where does Jonesburg 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 Jonesburg Pws have any drinking water violations?
EPA's records list 5 violations for this system; 3 are health-based, and the most recent began in July 2019. 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 Jonesburg 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 5 violations for this system; 3 are health-based, and the most recent began in July 2019. For current results, consult the system's annual water quality report, EPA ECHO, or the MO state drinking water program.
Where can I find Jonesburg Pws' water quality report?
As a community water system, Jonesburg 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 Montgomery County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Montgomery Co Pwsd 1 | Montgomery + 1 more | 3,850 | Community | Groundwater |
| Montgomery City Pws | Montgomery | 2,811 | Community | Groundwater |
| Wellsville Pws | Montgomery | 1,210 | Community | Purchased surface water |
| New Florence Pws | Montgomery | 769 | Community | Groundwater |
| Bellflower Pws | Montgomery | 350 | Community | Groundwater |
| Heritage Oaks Subdivision | Montgomery | 330 | 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, “Jonesburg Pws, PWSID MO6010412, Missouri”, https://aquacensus.com/water-systems/missouri/jonesburg-pws-mo6010412 (data as of October 1, 2026).