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GAS CITY, CITY OF

PWS ID: KS2000102 · GAS, Kansas 66742-0190

GAS CITY, CITY OF serves 501 people in GAS, Kansas using Surface Water water sources. It has 23 recorded EPA violations, including 4 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: GAS CITY, CITY OF

GAS CITY, CITY OF is a local-owned community water system that delivers drinking water to 501 residents in GAS, Kansas (Allen County) through 381 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 23 total violations for this system , of which 4 (17%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 10 monitoring and reporting violations are on file. The most recent violation on record dates to 2016.

The most frequently cited contaminant at this system is Consumer Confidence Rule, recorded in 4 violations (Other). This system was sampled under EPA's UCMR5 PFAS monitoring program and no PFAS compounds were detected above the minimum reporting level.

Across Kansas, EPA tracks 957 public water systems serving 2,894,673 people, with 84,344 cumulative violations and 33,424 health-based violations on record. About 99% of systems in the state carry at least one violation, and state-wide the average per system is 88.1 violations. GAS CITY, CITY OF's 23 violations sit below the Kansas average. Statewide, 89 of 103 UCMR5-tested systems have reported PFAS detections (86.4%). All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

Population Served
501
Total Violations
23
Health-Based Violations
4
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
381
County
Allen
School/Daycare
No
MCL Violations
4
Monitoring Violations
10
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Consumer Confidence Rule Other 4 2007
Lead and Copper Rule MR 4 2016
Coliform (TCR) MCL 4 1994
Coliform (TCR) MR 4 2008
Stage 2 Disinfectants and Disinfection Byproducts Rule MR 2 2008

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 90 samples detected PFAS.

Contaminant Date Result MRL Status
PFDoA 8/20/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 8/20/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 8/20/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 8/20/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFNA 8/20/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFHxS 8/20/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 8/20/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 8/20/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 8/20/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 8/20/2025 <0.003 µg/L 0.003 µg/L Not Detected
lithium 8/20/2025 <9 µg/L 9 µg/L Not Detected
PFMPA 8/20/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFUnA 8/20/2025 <0.002 µg/L 0.002 µg/L Not Detected
NMeFOSAA 8/20/2025 <0.006 µg/L 0.006 µg/L Not Detected
NEtFOSAA 8/20/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFTA 8/20/2025 <0.008 µg/L 0.008 µg/L Not Detected
PFHpS 8/20/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 8/20/2025 <0.004 µg/L 0.004 µg/L Not Detected
NFDHA 8/20/2025 <0.02 µg/L 0.02 µg/L Not Detected
PFEESA 8/20/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFBA 8/20/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFTrDA 8/20/2025 <0.007 µg/L 0.007 µg/L Not Detected
PFPeA 8/20/2025 <0.003 µg/L 0.003 µg/L Not Detected
ADONA 8/20/2025 <0.003 µg/L 0.003 µg/L Not Detected
11Cl-PF3OUdS 8/20/2025 <0.005 µg/L 0.005 µg/L Not Detected
HFPO-DA 8/20/2025 <0.005 µg/L 0.005 µg/L Not Detected
9Cl-PF3ONS 8/20/2025 <0.002 µg/L 0.002 µg/L Not Detected
6:2 FTS 8/20/2025 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 8/20/2025 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 8/20/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFHpA 5/20/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 5/20/2025 <0.002 µg/L 0.002 µg/L Not Detected
PFHxA 5/20/2025 <0.003 µg/L 0.003 µg/L Not Detected
lithium 5/20/2025 <9 µg/L 9 µg/L Not Detected
PFDA 5/20/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFOS 5/20/2025 <0.004 µg/L 0.004 µg/L Not Detected
11Cl-PF3OUdS 5/20/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFHxS 5/20/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 5/20/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 5/20/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFTA 5/20/2025 <0.008 µg/L 0.008 µg/L Not Detected
PFTrDA 5/20/2025 <0.007 µg/L 0.007 µg/L Not Detected
NEtFOSAA 5/20/2025 <0.005 µg/L 0.005 µg/L Not Detected
NMeFOSAA 5/20/2025 <0.006 µg/L 0.006 µg/L Not Detected
PFNA 5/20/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFMBA 5/20/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHpS 5/20/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 5/20/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFOA 5/20/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFEESA 5/20/2025 <0.003 µg/L 0.003 µg/L Not Detected

Verify This Water System

The figures above are aggregated from EPA's public databases. To verify the underlying records — or to file a complaint, request a Consumer Confidence Report, or check current monitoring status — go directly to the federal and state regulators that enforce the Safe Drinking Water Act for GAS CITY, CITY OF.

Federal Source of Truth

EPA SDWIS — Federal Reports

EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:

View PWS ID KS2000102 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Kansas Drinking Water Authority

Kansas's primacy agency administers the Safe Drinking Water Act locally. Search EPA SDWIS for the current state contact, or use the state's public health or environment department portal.

Find KS regulator via EPA SDWIS

Violation Timeline

Each row links to the EPA SDWIS public record for verification. Cross-reference the contaminant code on EPA's federal report to see violation dates, return-to-compliance status, and enforcement actions.

Year (latest) Contaminant Category Count EPA Record
2016 Lead and Copper Rule MR 4 SDWIS / KS2000102 / 5000
2008 Coliform (TCR) MR 4 SDWIS / KS2000102 / 3100
2008 Stage 2 Disinfectants and Disinfection Byproducts Rule MR 2 SDWIS / KS2000102 / 0600
2007 Consumer Confidence Rule Other 4 SDWIS / KS2000102 / 7000
1994 Coliform (TCR) MCL 4 SDWIS / KS2000102 / 3100

How GAS CITY, CITY OF Compares

Cross-reference this system's record against state averages and the federal MCL framework for context.

Metric GAS CITY, CITY OF Kansas avg Federal benchmark
Total violations 23 88.1 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 4 34.9 Indicates a contaminant exceeded a federal MCL
PFAS detection None 86.4% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 501 3,025 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 957 regulated public water systems in Kansas.

Federal MCL reference — Safe Drinking Water Act thresholds ▼
Contaminant Federal MCL / Action Level Note
Lead 0 mg/L (Action Level: 0.015 mg/L) Lead and Copper Rule treatment technique
Arsenic 0.010 mg/L (10 ppb) Health-based MCL since 2006
Total Coliform Treatment technique (RTCR) Indicator organism, monitoring trigger
PFOA / PFOS (PFAS) 4.0 ppt each (final 2024 rule) Compliance deadline 2029
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is GAS CITY, CITY OF water safe to drink? ▼
GAS CITY, CITY OF (PWS ID: KS2000102) has 23 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 501 people using Surface Water sources.
How many people does GAS CITY, CITY OF serve? ▼
GAS CITY, CITY OF serves 501 people in GAS, Kansas. It is a Local-owned system using Surface Water water sources with 381 service connections.
What type of violations does GAS CITY, CITY OF have? ▼
GAS CITY, CITY OF has 23 total violations: 4 health-based violations (MCL exceedances or treatment failures), 10 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in GAS CITY, CITY OF water? ▼
No. GAS CITY, CITY OF was tested for PFAS under the EPA's UCMR5 monitoring program and no PFAS contamination was detected.
What water source does GAS CITY, CITY OF use? ▼
GAS CITY, CITY OF uses Surface Water as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.
Where does this data come from? ▼
All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.

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Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. PFAS data from EPA UCMR5 monitoring program (2023-2025). This data is provided for informational purposes only.

Read our methodology — how this data is sourced, computed, and verified.

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Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by Kiznis Studio Editorial