Public water system · MO1024115
ActiveCass County Pwsd 3
At a glance
Cass County Pwsd 3 (PWSID MO1024115) is an active community water system in Cass County, Missouri. It reports serving 3,225 people through 1,160 service connections. Its primary water source is purchased surface water, and EPA lists it as owned by a local government. EPA's records list 4 violations for this system; none is health-based, and the most recent began in December 2015.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
3,225
Service connections
1,160
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does Cass County Pwsd 3 compare with other water systems in Cass County?
By EPA's size categories, Cass County Pwsd 3 is a small system (501 to 3,300 people). Cass County has 31 active public water systems. Its population served is well below the county average of 21,480 people per system, and accounts for 0.5% of the 665,874 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 Cass County Pwsd 3 is about half of 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. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. 179 Missouri systems (6.1%) list purchased surface water as their primary source.
Who owns and regulates Cass County Pwsd 3?
EPA lists Cass County Pwsd 3 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. 24 of the 31 active systems in Cass County (77%) are also owned by a local government.
Does Cass County Pwsd 3 have drinking water violations?
EPA's records list 4 violations for this system; none is health-based, and the most recent began in December 2015. The violations listed here began between November 2001 and December 2015. By type: 3 monitoring and reporting and 1 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. 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 |
|---|---|---|---|---|
| 2015-12-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2011-02-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2006-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2001-11-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
All 4 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.
Cass County Pwsd 3: frequently asked questions
Who runs Cass County Pwsd 3?
Cass County Pwsd 3 (PWSID MO1024115) is a community water system owned by a local government. It is regulated by the MO state drinking water program.
How many people does Cass County Pwsd 3 serve?
Cass County Pwsd 3 reports serving 3,225 people through 1,160 service connections in Cass County, Missouri.
Where does Cass County Pwsd 3 get its water?
EPA SDWIS lists this system's primary water source as purchased surface water. Purchased surface water means the system buys surface water from another public water system rather than drawing its own.
Does Cass County Pwsd 3 have any drinking water violations?
EPA's records list 4 violations for this system; none is health-based, and the most recent began in December 2015. 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 Cass County Pwsd 3'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 4 violations for this system; none is health-based, and the most recent began in December 2015. For current results, consult the system's annual water quality report, EPA ECHO, or the MO state drinking water program.
Where can I find Cass County Pwsd 3's water quality report?
As a community water system, Cass County Pwsd 3 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 Cass County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Kansas City Pws | Cass + 4 more | 553,295 | Community | Surface water |
| Belton Pws | Cass | 23,598 | Community | Purchased surface water |
| Raymore Pws | Cass | 21,517 | Community | Purchased surface water |
| Harrisonville Pws | Cass | 10,019 | Community | Surface water |
| Pleasant Hill Pws | Cass | 8,262 | Community | Purchased surface water |
| Peculiar Pws | Cass | 6,226 | 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, “Cass County Pwsd 3, PWSID MO1024115, Missouri”, https://aquacensus.com/water-systems/missouri/cass-county-pwsd-3-mo1024115 (data as of October 1, 2026).