Public water system · KS2004507
ActiveDouglas Co Rwd 3
At a glance
Douglas Co Rwd 3 (PWSID KS2004507) is an active community water system in Douglas County, Kansas. It reports serving 4,663 people through 1,909 service connections. Its primary water source is surface water, and EPA lists it as owned by a local government. EPA's records list 10 violations for this system; 4 are health-based, and the most recent began in January 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
4,663
Service connections
1,909
Primary source
SW
Surface water
System type
CWS
Community water system
System record
How does Douglas Co Rwd 3 compare with other water systems in Douglas County?
By EPA's size categories, Douglas Co Rwd 3 is a medium system (3,301 to 10,000 people). Douglas County has 13 active public water systems, and Douglas Co Rwd 3 is the 5th-largest of them by population served. Its population served is about 61% below the county average of 11,946 people per system, and accounts for 3% of the 155,291 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 Douglas Co Rwd 3 is about 30% 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 Douglas Co Rwd 3?
EPA lists Douglas Co Rwd 3 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. 11 of the 13 active systems in Douglas County (85%) are also owned by a local government.
Does Douglas Co Rwd 3 have drinking water violations?
EPA's records list 10 violations for this system; 4 are health-based, and the most recent began in January 2025. The violations listed here began between April 2008 and January 2025. By type: 6 monitoring and reporting, 3 required treatment not met and 1 contaminant level above the legal limit. The contaminant or rule involved most often is Carbon, total (3 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 |
|---|---|---|---|---|
| 2025-01-03 | Monitoring and reportingMonitoring, Source Water (GWR) · code 34 | E. colicode 3014 | No | Unaddressed |
| 2022-11-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Filter) · code 36 | Surface Water Treatment Rulecode 0200 | No | Resolved |
| 2022-03-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Filter) · code 36 | Surface Water Treatment Rulecode 0200 | No | Resolved |
| 2020-12-30 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2019-04-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2019-04-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2016-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Resolved |
| 2015-04-01 | Required treatment not metTreatment Technique Precursor Removal · code 46 | Carbon, totalcode 2920 | Yes | Resolved |
| 2008-07-01 | Required treatment not metTreatment Technique Precursor Removal · code 46 | Carbon, totalcode 2920 | Yes | Resolved |
| 2008-04-01 | Required treatment not metTreatment Technique Precursor Removal · code 46 | Carbon, totalcode 2920 | Yes | 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.
Douglas Co Rwd 3: frequently asked questions
Who runs Douglas Co Rwd 3?
Douglas Co Rwd 3 (PWSID KS2004507) is a community water system owned by a local government. It is regulated by the KS state drinking water program.
How many people does Douglas Co Rwd 3 serve?
Douglas Co Rwd 3 reports serving 4,663 people through 1,909 service connections in Douglas County, Kansas.
Where does Douglas Co Rwd 3 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 Douglas Co Rwd 3 have any drinking water violations?
EPA's records list 10 violations for this system; 4 are health-based, and the most recent began in January 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 Douglas Co Rwd 3'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 10 violations for this system; 4 are health-based, and the most recent began in January 2025. For current results, consult the system's annual water quality report, EPA ECHO, or the KS state drinking water program.
Where can I find Douglas Co Rwd 3's water quality report?
As a community water system, Douglas Co Rwd 3 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 Douglas County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Lawrence, City of | Douglas | 95,256 | Community | Surface water |
| University of Kansas | Douglas | 35,000 | Community | Purchased surface water |
| Eudora, City of | Douglas | 6,449 | Community | Groundwater |
| Baldwin City, City of | Douglas | 4,882 | Community | Purchased surface water |
| Douglas Co Rwd 4 | Douglas | 3,000 | Community | Purchased surface water |
| Douglas Co Rwd 5 | Douglas | 2,500 | 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, “Douglas Co Rwd 3, PWSID KS2004507, Kansas”, https://aquacensus.com/water-systems/kansas/douglas-co-rwd-3-ks2004507 (data as of October 1, 2026).