Public water system · MO2020421
ActiveClarence Cannon Wholesale Wtr Comm
At a glance
Clarence Cannon Wholesale Wtr Comm (PWSID MO2020421) is an active community water system in Monroe County, Missouri. It reports serving 25 people through 49 service connections. Its primary water source is surface water, and EPA lists it as owned by a local government. EPA's records list one violation for this system; it is health-based, and the most recent began in January 1994.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
25
Service connections
49
Primary source
SW
Surface water
System type
CWS
Community water system
System record
How does Clarence Cannon Wholesale Wtr Comm compare with other water systems in Monroe County?
By EPA's size categories, Clarence Cannon Wholesale Wtr Comm is a very small system (500 people or fewer). Monroe County has 4 active public water systems, and Clarence Cannon Wholesale Wtr Comm is the 4th-largest of them by population served. Its population served is well below the county average of 1,060 people per system, and accounts for 0.6% of the 4,240 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 Clarence Cannon Wholesale Wtr Comm 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. Surface water means the system draws its water from rivers, lakes, streams or reservoirs. 60 Missouri systems (2%) list surface water as their primary source.
Who owns and regulates Clarence Cannon Wholesale Wtr Comm?
EPA lists Clarence Cannon Wholesale Wtr Comm 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. 4 of the 4 active systems in Monroe County (100%) are also owned by a local government.
Does Clarence Cannon Wholesale Wtr Comm have drinking water violations?
EPA's records list one violation for this system; it is health-based, and the most recent began in January 1994. By type: 1 contaminant level above the legal limit. The contaminant or rule involved is Atrazine. EPA lists 1 as archived. 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 |
|---|---|---|---|---|
| 1994-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Atrazinecode 2050 | Yes | Archived |
The one violation in EPA's records.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.
Clarence Cannon Wholesale Wtr Comm: frequently asked questions
Who runs Clarence Cannon Wholesale Wtr Comm?
Clarence Cannon Wholesale Wtr Comm (PWSID MO2020421) is a community water system owned by a local government. It is regulated by the MO state drinking water program.
How many people does Clarence Cannon Wholesale Wtr Comm serve?
Clarence Cannon Wholesale Wtr Comm reports serving 25 people through 49 service connections in Monroe County, Missouri.
Where does Clarence Cannon Wholesale Wtr Comm get its water?
EPA SDWIS lists this system's primary water source as surface water. Surface water means the system draws its water from rivers, lakes, streams or reservoirs.
Does Clarence Cannon Wholesale Wtr Comm have any drinking water violations?
EPA's records list one violation for this system; it is health-based, and the most recent began in January 1994. 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 Clarence Cannon Wholesale Wtr Comm'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 one violation for this system; it is health-based, and the most recent began in January 1994. For current results, consult the system's annual water quality report, EPA ECHO, or the MO state drinking water program.
Where can I find Clarence Cannon Wholesale Wtr Comm's water quality report?
As a community water system, Clarence Cannon Wholesale Wtr Comm 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 Monroe County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Monroe City Pws | Monroe | 2,500 | Community | Surface water |
| Paris Pws | Monroe | 1,161 | Community | Purchased surface water |
| Madison Pws | Monroe | 554 | Community | Purchased surface water |
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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, “Clarence Cannon Wholesale Wtr Comm, PWSID MO2020421, Missouri”, https://aquacensus.com/water-systems/missouri/clarence-cannon-wholesale-wtr-comm-mo2020421 (data as of October 1, 2026).