Public water system · KS2000111
ActiveHumboldt, City of
At a glance
City of Humboldt (PWSID KS2000111) is an active community water system in Allen County, Kansas. It reports serving 1,836 people through 964 service connections. Its primary water source is surface water, and EPA lists it as owned by a local government. EPA's records list 8 violations for this system; 4 are health-based, and the most recent began in September 2019.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
1,836
Service connections
964
Primary source
SW
Surface water
System type
CWS
Community water system
System record
How does City of Humboldt compare with other water systems in Allen County?
By EPA's size categories, City of Humboldt is a small system (501 to 3,300 people). Allen County has 14 active public water systems, and City of Humboldt is the 2nd-largest of them by population served. Its population served is about 157% above the county average of 714 people per system, and accounts for 18% 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 Humboldt 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. Surface water means the system draws its water from rivers, lakes, streams or reservoirs. 75 Kansas systems (7.2%) list surface water as their primary source.
Who owns and regulates City of Humboldt?
EPA lists City of Humboldt 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 Humboldt have drinking water violations?
EPA's records list 8 violations for this system; 4 are health-based, and the most recent began in September 2019. The violations listed here began between July 1993 and September 2019. By type: 4 monitoring and reporting, 2 contaminant level above the legal limit and 2 required treatment not met. The contaminant or rule involved most often is Cryptosporidium (2 of them). EPA lists 8 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 |
|---|---|---|---|---|
| 2019-09-01 | Monitoring and reportingMonitoring, Source Water (LT2) · code 32 | Cryptosporidiumcode 3015 | No | Resolved |
| 2019-07-01 | Monitoring and reportingMonitoring, Source Water (LT2) · code 32 | Cryptosporidiumcode 3015 | No | Resolved |
| 2015-02-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Chloritecode 1009 | Yes | Resolved |
| 2014-04-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chloritecode 1009 | No | Resolved |
| 2007-09-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 1998-02-01 | Required treatment not metTreatment Technique (SWTR and GWR) · code 41 | Surface Water Treatment Rulecode 0200 | Yes | Resolved |
| 1998-01-01 | Required treatment not metTreatment Technique (SWTR and GWR) · code 41 | Surface Water Treatment Rulecode 0200 | Yes | Resolved |
| 1993-07-01 | Monitoring and reportingInitial Tap Sampling for Pb and Cu · code 51 | Lead and Copper Rulecode 5000 | No | Resolved |
All 8 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 Humboldt: frequently asked questions
Who runs City of Humboldt?
City of Humboldt (PWSID KS2000111) 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 Humboldt serve?
City of Humboldt reports serving 1,836 people through 964 service connections in Allen County, Kansas.
Where does City of Humboldt 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 City of Humboldt have any drinking water violations?
EPA's records list 8 violations for this system; 4 are health-based, and the most recent began in September 2019. 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 Humboldt'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 8 violations for this system; 4 are health-based, and the most recent began in September 2019. 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 Humboldt's water quality report?
As a community water system, City of Humboldt 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 |
| Allen Co Rwd 8 | Allen | 736 | Community | Purchased surface water |
| Gas City, City of | Allen | 501 | Community | Purchased surface water |
| La Harpe, City of | Allen | 484 | 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, “Humboldt, City of, PWSID KS2000111, Kansas”, https://aquacensus.com/water-systems/kansas/humboldt-city-of-ks2000111 (data as of October 1, 2026).