Public water system · MO5010413
ActiveMo American Joplin
At a glance
Mo American Joplin (PWSID MO5010413) is an active community water system in Jasper County, Missouri. It reports serving 73,728 people through 26,709 service connections. Its primary water source is surface water, and EPA lists it as privately owned. EPA's records list one violation for this system; it is health-based, and the most recent began in January 2008.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
73,728
Service connections
26,709
Primary source
SW
Surface water
System type
CWS
Community water system
System record
How does Mo American Joplin compare with other water systems in Jasper County?
By EPA's size categories, Mo American Joplin is a large system (10,001 to 100,000 people). Jasper County has 39 active public water systems, and Mo American Joplin is the largest of them by population served. Its population served is about 20 times the county average of 3,638 people per system, and accounts for 52% of the 141,893 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 Mo American Joplin is about 11 times 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 Mo American Joplin?
EPA lists Mo American Joplin 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. 23 of the 39 active systems in Jasper County (59%) are also privately owned.
Does Mo American Joplin have drinking water violations?
EPA's records list one violation for this system; it is health-based, and the most recent began in January 2008. By type: 1 required treatment not met. The contaminant or rule involved is Interim Enhanced Surface Water Treatment Rule. EPA lists 1 as resolved. 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.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2008-01-01 | Required treatment not metSingle Turbidity Exceed (Enhanced SWTR) · code 43 | Interim Enhanced Surface Water Treatment Rulecode 0300 | Yes | Resolved |
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.
Mo American Joplin: frequently asked questions
Who runs Mo American Joplin?
Mo American Joplin (PWSID MO5010413) is a community water system privately owned. It is regulated by the MO state drinking water program.
How many people does Mo American Joplin serve?
Mo American Joplin reports serving 73,728 people through 26,709 service connections in Jasper County, Missouri.
Where does Mo American Joplin 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 Mo American Joplin 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 2008. 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 Mo American Joplin'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 2008. For current results, consult the system's annual water quality report, EPA ECHO, or the MO state drinking water program.
Where can I find Mo American Joplin's water quality report?
As a community water system, Mo American Joplin 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 Jasper County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Carthage Pws | Jasper | 14,600 | Community | Groundwater |
| Webb City Pws | Jasper | 13,404 | Community | Purchased surface water |
| Barton Dade Cedar Jasp Countycons Pwsd 1 | Jasper + 3 more | 9,523 | Community | Groundwater |
| Carl Junction Pws | Jasper | 8,142 | Community | Groundwater |
| Jasper County Pwsd 1 | Jasper | 5,500 | Community | Groundwater |
| Jasper County Pwsd 2 | Jasper | 3,383 | 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, “Mo American Joplin, PWSID MO5010413, Missouri”, https://aquacensus.com/water-systems/missouri/mo-american-joplin-mo5010413 (data as of October 1, 2026).