Public water system · KS2000102
ActiveGas City, City of
At a glance
City of Gas City (PWSID KS2000102) is an active community water system in Allen County, Kansas. It reports serving 501 people through 381 service connections. Its primary water source is purchased surface water, and EPA lists it as owned by a local government. EPA's records list 7 violations for this system; 1 is health-based, and the most recent began in December 2016.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
501
Service connections
381
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does City of Gas City compare with other water systems in Allen County?
By EPA's size categories, City of Gas City is a small system (501 to 3,300 people). Allen County has 14 active public water systems, and City of Gas City is the 4th-largest of them by population served. Its population served is about 30% below the county average of 714 people per system, and accounts for 5% 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 Gas City 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 Gas City?
EPA lists City of Gas City 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 Gas City have drinking water violations?
EPA's records list 7 violations for this system; 1 is health-based, and the most recent began in December 2016. The violations listed here began between January 1994 and December 2016. By type: 4 monitoring and reporting, 2 public notice, recordkeeping or other and 1 contaminant level above the legal limit. The contaminant or rule involved most often is Lead and Copper Rule (2 of them). EPA lists 7 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 |
|---|---|---|---|---|
| 2016-12-30 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2008-07-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2008-04-02 | Monitoring and reportingMonitoring, Routine (IDSE) · code 30 | Stage 2 Disinfectants and Disinfection Byproducts Rulecode 0600 | No | Resolved |
| 2007-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2005-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 1994-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 1994-01-01 | Monitoring and reportingInitial Tap Sampling for Pb and Cu · code 51 | Lead and Copper Rulecode 5000 | No | Resolved |
All 7 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 Gas City: frequently asked questions
Who runs City of Gas City?
City of Gas City (PWSID KS2000102) 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 Gas City serve?
City of Gas City reports serving 501 people through 381 service connections in Allen County, Kansas.
Where does City of Gas City 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 Gas City have any drinking water violations?
EPA's records list 7 violations for this system; 1 is health-based, and the most recent began in December 2016. 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 Gas City'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 7 violations for this system; 1 is health-based, and the most recent began in December 2016. 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 Gas City's water quality report?
As a community water system, City of Gas City 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 |
| 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, “Gas City, City of, PWSID KS2000102, Kansas”, https://aquacensus.com/water-systems/kansas/gas-city-city-of-ks2000102 (data as of October 1, 2026).