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Public water system · KS2011505

Active

Hillsboro, City of

At a glance

City of Hillsboro (PWSID KS2011505) is an active community water system in Marion County, Kansas. It reports serving 2,740 people through 1,163 service connections. Its primary water source is surface water, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in April 2024.

Dataset updated . Source: EPA SDWIS/ECHO public records.

Population served

2,740

Service connections

1,163

Primary source

SW

Surface water

System type

CWS

Community water system

System record

PWSIDKS2011505
System typeCommunity water system
Activity statusActive
Population served2,740
Service connections1,163
Primary water sourceSurface water
Owner typeLocal government
Primacy agencyKS state drinking water program
City servedHillsboro
StateKansas
ZIP—
CountyMarion County

How does City of Hillsboro compare with other water systems in Marion County?

By EPA's size categories, City of Hillsboro is a small system (501 to 3,300 people). Marion County has 14 active public water systems, and City of Hillsboro is the largest of them by population served. Its population served is about 3.9 times the county average of 700 people per system, and accounts for 28% of the 9,799 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 Hillsboro is about 59% 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 Hillsboro?

EPA lists City of Hillsboro 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. 13 of the 14 active systems in Marion County (93%) are also owned by a local government.

Does City of Hillsboro have drinking water violations?

Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in April 2024. The violations listed here began between September 2019 and April 2024. By type: 7 monitoring and reporting and 5 public notice, recordkeeping or other. The contaminant or rule involved most often is Public Notice (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.

BeganViolationContaminant or ruleHealth-basedStatus
2024-04-01Monitoring and reportingMonitoring and Reporting (DBP) · code 27Total trihalomethanes (TTHM)code 2950NoResolved
2024-04-01Monitoring and reportingMonitoring and Reporting (DBP) · code 27Haloacetic acids (HAA5)code 2456NoResolved
2022-07-01Monitoring and reportingMonitoring and Reporting (DBP) · code 27Carbon, totalcode 2920NoResolved
2021-01-01Monitoring and reportingMonitoring of Treatment (SWTR-Filter) · code 36Surface Water Treatment Rulecode 0200NoResolved
2021-01-01Monitoring and reportingMonitoring, Turbidity (Enhanced SWTR) · code 38Interim Enhanced Surface Water Treatment Rulecode 0300NoResolved
2020-12-30Monitoring and reportingLead Consumer Notice · code 66Lead and Copper Rulecode 5000NoResolved
2020-09-30Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75Public Noticecode 7500NoResolved
2020-07-01Monitoring and reportingMonitoring and Reporting (DBP) · code 27Carbon, totalcode 2920NoResolved
2019-09-13Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75Public Noticecode 7500NoResolved
2019-09-13Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75Public Noticecode 7500NoResolved
2019-09-13Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75Public Noticecode 7500NoResolved
2019-09-13Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75Public Noticecode 7500NoResolved

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 Hillsboro: frequently asked questions

Who runs City of Hillsboro?

City of Hillsboro (PWSID KS2011505) 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 Hillsboro serve?

City of Hillsboro reports serving 2,740 people through 1,163 service connections in Marion County, Kansas.

Where does City of Hillsboro 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 Hillsboro have any drinking water violations?

Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in April 2024. 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 Hillsboro'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, none is health-based, and the most recent began in April 2024. 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 Hillsboro's water quality report?

As a community water system, City of Hillsboro 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 Marion County

Water systemCountyPopulation servedTypeSource
Marion, City ofMarion1,902CommunitySurface water
Marion Co Rwd 4Marion1,398CommunityPurchased groundwater
Peabody, City ofMarion932CommunityPurchased surface water
Marion Co Rwd 1Marion780CommunityGroundwater
Goessel, City ofMarion558CommunityGroundwater
Florence, City ofMarion387CommunityGroundwater under influence of 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, “Hillsboro, City of, PWSID KS2011505, Kansas”, https://aquacensus.com/water-systems/kansas/hillsboro-city-of-ks2011505 (data as of October 1, 2026).