Public water system · MO6031488
ActiveConfluence Rivers Stone Ridge Meadows
At a glance
Confluence Rivers Stone Ridge Meadows (PWSID MO6031488) is an active community water system in St. Charles County, Missouri. It reports serving 60 people through 18 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 7 violations for this system; 3 are health-based, and the most recent began in December 2023.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
60
Service connections
18
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Confluence Rivers Stone Ridge Meadows compare with other water systems in St. Charles County?
By EPA's size categories, Confluence Rivers Stone Ridge Meadows is a very small system (500 people or fewer). St. Charles County has 54 active public water systems. Its population served is well below the county average of 5,867 people per system, and accounts for less than 0.1% of the 316,837 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 Confluence Rivers Stone Ridge Meadows 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 Confluence Rivers Stone Ridge Meadows?
EPA lists Confluence Rivers Stone Ridge Meadows as privately owned. 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. 33 of the 54 active systems in St. Charles County (61%) are also privately owned.
Does Confluence Rivers Stone Ridge Meadows have drinking water violations?
EPA's records list 7 violations for this system; 3 are health-based, and the most recent began in December 2023. The violations listed here began between October 2019 and December 2023. By type: 3 contaminant level above the legal limit, 2 public notice, recordkeeping or other, 1 monitoring and reporting and 1 monitoring. The contaminant or rule involved most often is Combined Radium (-226 and -228) (3 of them). EPA lists 4 as resolved and 3 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 |
|---|---|---|---|---|
| 2023-12-30 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2023-04-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2022-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2021-06-23 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2020-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Combined Radium (-226 and -228)code 4010 | Yes | Archived |
| 2020-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Combined Radium (-226 and -228)code 4010 | Yes | Archived |
| 2019-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Combined Radium (-226 and -228)code 4010 | Yes | Archived |
All 7 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.
Confluence Rivers Stone Ridge Meadows: frequently asked questions
Who runs Confluence Rivers Stone Ridge Meadows?
Confluence Rivers Stone Ridge Meadows (PWSID MO6031488) is a community water system privately owned. It is regulated by the MO state drinking water program.
How many people does Confluence Rivers Stone Ridge Meadows serve?
Confluence Rivers Stone Ridge Meadows reports serving 60 people through 18 service connections in St. Charles County, Missouri.
Where does Confluence Rivers Stone Ridge Meadows 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 Confluence Rivers Stone Ridge Meadows have any drinking water violations?
EPA's records list 7 violations for this system; 3 are health-based, and the most recent began in December 2023. 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 Confluence Rivers Stone Ridge Meadows' 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 7 violations for this system; 3 are health-based, and the most recent began in December 2023. For current results, consult the system's annual water quality report, EPA ECHO, or the MO state drinking water program.
Where can I find Confluence Rivers Stone Ridge Meadows' water quality report?
As a community water system, Confluence Rivers Stone Ridge Meadows 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 St. Charles County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| St Charles County Pwsd 2 | St. Charles | 100,587 | Community | Purchased surface water |
| St Charles Pws | St. Charles | 78,961 | Community | Purchased surface water |
| St Peters Pws | St. Charles | 52,575 | Community | Purchased surface water |
| Wentzville Pws | St. Charles | 41,784 | Community | Groundwater |
| Ofallon Pws | St. Charles | 32,515 | Community | Purchased surface water |
| St Paul Pws | St. Charles | 1,700 | 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, “Confluence Rivers Stone Ridge Meadows, PWSID MO6031488, Missouri”, https://aquacensus.com/water-systems/missouri/confluence-rivers-stone-ridge-meadows-mo6031488 (data as of October 1, 2026).