Public water system · KS2000105
ActiveLa Harpe, City of
At a glance
City of La Harpe (PWSID KS2000105) is an active community water system in Allen County, Kansas. It reports serving 484 people through 293 service connections. Its primary water source is purchased surface water, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, 7 are health-based, and the most recent began in May 2021.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
484
Service connections
293
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does City of La Harpe compare with other water systems in Allen County?
By EPA's size categories, City of La Harpe is a very small system (500 people or fewer). Allen County has 14 active public water systems, and City of La Harpe is the 5th-largest of them by population served. Its population served is about 32% below the county average of 714 people per system, and accounts for 4.8% of the 9,991 people reported by systems filed under the county. Across Kansas, the 1,041 active systems average 2,800 people each. Nationally, the average active community water system reports serving 6,703 people, so City of La Harpe 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. Kansas has 863 active community water systems, 83% of the state's 1,041 active systems. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. 278 Kansas systems (27%) list purchased surface water as their primary source.
Who owns and regulates City of La Harpe?
EPA lists City of La Harpe as owned by a local government. The KS state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 14 of the 14 active systems in Allen County (100%) are also owned by a local government.
Does City of La Harpe have drinking water violations?
Of the 12 most recent violations in EPA's records, 7 are health-based, and the most recent began in May 2021. The violations listed here began between March 2013 and May 2021. By type: 6 contaminant level above the legal limit, 4 monitoring and reporting, 1 monitoring and 1 required treatment not met. The contaminant or rule involved most often is Haloacetic acids (HAA5) (5 of them). EPA lists 12 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 |
|---|---|---|---|---|
| 2021-05-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2018-09-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2016-12-30 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2016-06-17 | Required treatment not metTreatment Technique, Level 1 Assessment (RTCR) · code 2A | Revised Total Coliform Rulecode 8000 | Yes | Resolved |
| 2015-07-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2015-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Haloacetic acids (HAA5)code 2456 | Yes | Resolved |
| 2015-02-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2015-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Haloacetic acids (HAA5)code 2456 | Yes | Resolved |
| 2014-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Haloacetic acids (HAA5)code 2456 | Yes | Resolved |
| 2014-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Haloacetic acids (HAA5)code 2456 | Yes | Resolved |
| 2014-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Haloacetic acids (HAA5)code 2456 | Yes | Resolved |
| 2013-03-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
The 12 most recent 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.
City of La Harpe: frequently asked questions
Who runs City of La Harpe?
City of La Harpe (PWSID KS2000105) is a community water system owned by a local government. It is regulated by the KS state drinking water program.
How many people does City of La Harpe serve?
City of La Harpe reports serving 484 people through 293 service connections in Allen County, Kansas.
Where does City of La Harpe 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 City of La Harpe have any drinking water violations?
Of the 12 most recent violations in EPA's records, 7 are health-based, and the most recent began in May 2021. 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 City of La Harpe'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. Of the 12 most recent violations in EPA's records, 7 are health-based, and the most recent began in May 2021. For current results, consult the system's annual water quality report, EPA ECHO, or the KS state drinking water program.
Where can I find City of La Harpe's water quality report?
As a community water system, City of La Harpe 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 Allen County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Iola, City of | Allen | 5,343 | Community | Surface water |
| Humboldt, City of | Allen | 1,836 | Community | Surface water |
| Allen Co Rwd 8 | Allen | 736 | Community | Purchased surface water |
| Gas City, City of | Allen | 501 | Community | Purchased surface water |
| Moran, City of | Allen | 467 | Community | Purchased surface water |
| Allen Co Rwd 15 | Allen | 135 | 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, “La Harpe, City of, PWSID KS2000105, Kansas”, https://aquacensus.com/water-systems/kansas/la-harpe-city-of-ks2000105 (data as of October 1, 2026).