Public water system · KS2009104
ActiveJohnson Co Rwd 7
At a glance
Johnson Co Rwd 7 (PWSID KS2009104) is an active community water system in Johnson County, Kansas. It reports serving 6,457 people through 3,247 service connections. Its primary water source is purchased surface water, and EPA lists it as owned by a local government. EPA's records list 5 violations for this system; 1 is health-based, and the most recent began in October 2014.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
6,457
Service connections
3,247
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does Johnson Co Rwd 7 compare with other water systems in Johnson County?
By EPA's size categories, Johnson Co Rwd 7 is a medium system (3,301 to 10,000 people). Johnson County has 8 active public water systems, and Johnson Co Rwd 7 is the 4th-largest of them by population served. Its population served is well below the county average of 83,844 people per system, and accounts for 1% of the 670,749 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 Johnson Co Rwd 7 is roughly in line with 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 Johnson Co Rwd 7?
EPA lists Johnson Co Rwd 7 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. 7 of the 8 active systems in Johnson County (88%) are also owned by a local government.
Does Johnson Co Rwd 7 have drinking water violations?
EPA's records list 5 violations for this system; 1 is health-based, and the most recent began in October 2014. The violations listed here began between July 2000 and October 2014. By type: 3 public notice, recordkeeping or other, 1 monitoring and reporting and 1 contaminant level above the legal limit. The contaminant or rule involved most often is Consumer Confidence Rule (2 of them). EPA lists 5 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 |
|---|---|---|---|---|
| 2014-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2009-03-21 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2009-02-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2001-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2000-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
All 5 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.
Johnson Co Rwd 7: frequently asked questions
Who runs Johnson Co Rwd 7?
Johnson Co Rwd 7 (PWSID KS2009104) is a community water system owned by a local government. It is regulated by the KS state drinking water program.
How many people does Johnson Co Rwd 7 serve?
Johnson Co Rwd 7 reports serving 6,457 people through 3,247 service connections in Johnson County, Kansas.
Where does Johnson Co Rwd 7 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 Johnson Co Rwd 7 have any drinking water violations?
EPA's records list 5 violations for this system; 1 is health-based, and the most recent began in October 2014. 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 Johnson Co Rwd 7'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 5 violations for this system; 1 is health-based, and the most recent began in October 2014. For current results, consult the system's annual water quality report, EPA ECHO, or the KS state drinking water program.
Where can I find Johnson Co Rwd 7's water quality report?
As a community water system, Johnson Co Rwd 7 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 Johnson County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Water District 1 of Johnson Co | Johnson | 490,000 | Community | Surface water |
| Olathe, City of | Johnson | 143,014 | Community | Surface water |
| Gardner, City of | Johnson | 23,942 | Community | Surface water |
| Desoto, City of | Johnson | 4,645 | Community | Groundwater |
| Edgerton, City of | Johnson | 1,741 | Community | Purchased surface water |
| New Century Air Center | Johnson | 500 | Non-transient non-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, “Johnson Co Rwd 7, PWSID KS2009104, Kansas”, https://aquacensus.com/water-systems/kansas/johnson-co-rwd-7-ks2009104 (data as of October 1, 2026).