Public water system · MO1010633
ActivePeculiar Pws
At a glance
Peculiar Pws (PWSID MO1010633) is an active community water system in Cass County, Missouri. It reports serving 6,226 people through 2,071 service connections. Its primary water source is purchased surface water, and EPA lists it as owned by a local government. EPA's records list 10 violations for this system; none is health-based, and the most recent began in September 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
6,226
Service connections
2,071
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does Peculiar Pws compare with other water systems in Cass County?
By EPA's size categories, Peculiar Pws is a medium system (3,301 to 10,000 people). Cass County has 31 active public water systems, and Peculiar Pws is the 6th-largest of them by population served. Its population served is well below the county average of 21,480 people per system, and accounts for 0.9% 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 Peculiar Pws is roughly in line with 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 Peculiar Pws?
EPA lists Peculiar 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. 24 of the 31 active systems in Cass County (77%) are also owned by a local government.
Does Peculiar Pws have drinking water violations?
EPA's records list 10 violations for this system; none is health-based, and the most recent began in September 2025. The violations listed here began between October 1993 and September 2025. By type: 6 monitoring and reporting, 2 public notice, recordkeeping or other, 1 monitoring and 1 reporting. The contaminant or rule involved most often is Total coliform bacteria (TCR) (5 of them). EPA lists 9 as resolved and 1 as unaddressed. 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. Unaddressed means the violation is not resolved or archived and is not yet covered by formal enforcement.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2025-09-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2025-07-02 | ReportingNotification, Known or Potential LSL · code 4H | Lead and Copper Rule Revisionscode 5200 | No | Unaddressed |
| 2018-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2016-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2007-08-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | 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 |
| 2004-07-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1997-01-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1995-02-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1993-10-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
All 10 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.
Peculiar Pws: frequently asked questions
Who runs Peculiar Pws?
Peculiar Pws (PWSID MO1010633) is a community water system owned by a local government. It is regulated by the MO state drinking water program.
How many people does Peculiar Pws serve?
Peculiar Pws reports serving 6,226 people through 2,071 service connections in Cass County, Missouri.
Where does Peculiar Pws 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 Peculiar Pws have any drinking water violations?
EPA's records list 10 violations for this system; none is health-based, and the most recent began in September 2025. 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 Peculiar 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 10 violations for this system; none is health-based, and the most recent began in September 2025. For current results, consult the system's annual water quality report, EPA ECHO, or the MO state drinking water program.
Where can I find Peculiar Pws' water quality report?
As a community water system, Peculiar 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 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 |
| Cass County Pwsd 9 | Cass | 6,063 | Community | Purchased 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, “Peculiar Pws, PWSID MO1010633, Missouri”, https://aquacensus.com/water-systems/missouri/peculiar-pws-mo1010633 (data as of October 1, 2026).