Public water system · MO1010009
ActiveAlma Pws
At a glance
Alma Pws (PWSID MO1010009) is an active community water system in Lafayette County, Missouri. It reports serving 494 people through 245 service connections. Its primary water source is purchased surface water, and EPA lists it as owned by a local government. EPA's records list 6 violations for this system; 3 are health-based, and the most recent began in October 2010.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
494
Service connections
245
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does Alma Pws compare with other water systems in Lafayette County?
By EPA's size categories, Alma Pws is a very small system (500 people or fewer). Lafayette County has 15 active public water systems. Its population served is well below the county average of 2,506 people per system, and accounts for 1.3% of the 37,596 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 Alma Pws 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. 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 Alma Pws?
EPA lists Alma 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. 13 of the 15 active systems in Lafayette County (87%) are also owned by a local government.
Does Alma Pws have drinking water violations?
EPA's records list 6 violations for this system; 3 are health-based, and the most recent began in October 2010. The violations listed here began between August 1993 and October 2010. By type: 3 monitoring and reporting and 3 contaminant level above the legal limit. The contaminant or rule involved most often is Total coliform bacteria (TCR) (6 of them). EPA lists 6 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 |
|---|---|---|---|---|
| 2010-10-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2010-08-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2009-11-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2009-08-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1995-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 1993-08-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
All 6 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.
Alma Pws: frequently asked questions
Who runs Alma Pws?
Alma Pws (PWSID MO1010009) is a community water system owned by a local government. It is regulated by the MO state drinking water program.
How many people does Alma Pws serve?
Alma Pws reports serving 494 people through 245 service connections in Lafayette County, Missouri.
Where does Alma 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 Alma Pws have any drinking water violations?
EPA's records list 6 violations for this system; 3 are health-based, and the most recent began in October 2010. 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 Alma 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 6 violations for this system; 3 are health-based, and the most recent began in October 2010. For current results, consult the system's annual water quality report, EPA ECHO, or the MO state drinking water program.
Where can I find Alma Pws' water quality report?
As a community water system, Alma 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 Lafayette County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Lafayette County Pwsd 1 | Lafayette | 8,250 | Community | Purchased groundwater |
| Laf Jo Saline County Cons Pwsd 2 | Lafayette + 2 more | 7,180 | Community | Purchased surface water |
| Odessa Pws | Lafayette | 5,202 | Community | Groundwater |
| Higginsville Pws | Lafayette | 4,800 | Community | Surface water |
| Lexington Pws | Lafayette | 4,729 | Community | Groundwater |
| Concordia Pws | Lafayette | 2,500 | Community | 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, “Alma Pws, PWSID MO1010009, Missouri”, https://aquacensus.com/water-systems/missouri/alma-pws-mo1010009 (data as of October 1, 2026).