PlainWater

KAHLOTUS CITY OF

PWS ID: WA5337400 · Kahlotus, Washington 99335

KAHLOTUS CITY OF serves 262 people in Kahlotus, Washington using Groundwater water sources. It has 326 recorded EPA violations, including 5 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: KAHLOTUS CITY OF

KAHLOTUS CITY OF is a local-owned community water system that delivers drinking water to 262 residents in Kahlotus, Washington (Franklin County) through 102 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 326 total violations for this system , of which 5 (2%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 317 monitoring and reporting violations are on file. The most recent violation on record dates to 2025.

The most frequently cited contaminant at this system is Revised Total Coliform Rule, recorded in 34 violations (MON). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across Washington, EPA tracks 4,557 public water systems serving 9,736,844 people, with 314,648 cumulative violations and 20,590 health-based violations on record. About 92% of systems in the state carry at least one violation, and state-wide the average per system is 69 violations. KAHLOTUS CITY OF's 326 violations sit above the Washington average. Statewide, 98 of 247 UCMR5-tested systems have reported PFAS detections (39.7%). 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
262
Total Violations
326
Health-Based Violations
5
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
102
County
Franklin
School/Daycare
No
MCL Violations
5
Monitoring Violations
317
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Revised Total Coliform Rule MON 34 2021
Lead and Copper Rule MR 15 2019
Diquat MR 12 2007
Nitrate MR 9 2021
cis-1,2-Dichloroethylene MR 8 2014
DICHLOROMETHANE MR 8 2014
Vinyl chloride MR 8 2014
1,1,1-Trichloroethane MR 8 2014
1,2-Dichloropropane MR 8 2014
Trichloroethylene MR 8 2014
Tetrachloroethylene MR 8 2014
Benzene MR 8 2014
Toluene MR 8 2014
Ethylbenzene MR 8 2014
o-Dichlorobenzene MR 8 2014
trans-1,2-Dichloroethylene MR 8 2014
1,2-Dichloroethane MR 8 2014
Styrene MR 8 2014
CHLOROBENZENE MR 8 2014
1,2,4-Trichlorobenzene MR 8 2014
Carbon tetrachloride MR 8 2014
1,1,2-Trichloroethane MR 8 2014
p-Dichlorobenzene MR 8 2014
1,1-Dichloroethylene MR 8 2014
ETHYLENE DIBROMIDE MR 6 2007
1,2-DIBROMO-3-CHLOROPROPANE MR 6 2007
Coliform (TCR) MCL 5 2004
Consumer Confidence Rule Other 4 2025
Pentachlorophenol MR 4 2007
Heptachlor epoxide MR 3 2007

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 KAHLOTUS 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 WA5337400 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Washington Drinking Water Authority

Washington State Department of Health — Office of Drinking Water is the primacy agency that licenses and inspects KAHLOTUS CITY OF under EPA-delegated authority.

Open WA regulator portal

Source: Washington State Department of Health — Office of Drinking Water

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
2025 Consumer Confidence Rule Other 4 SDWIS / WA5337400 / 7000
2021 Revised Total Coliform Rule MON 34 SDWIS / WA5337400 / 8000
2021 Nitrate MR 9 SDWIS / WA5337400 / 1040
2020 Cadmium MR 1 SDWIS / WA5337400 / 1015
2020 Mercury MR 1 SDWIS / WA5337400 / 1035
2020 Nickel MR 1 SDWIS / WA5337400 / 1036
2020 Antimony, Total MR 1 SDWIS / WA5337400 / 1074
2020 Barium MR 1 SDWIS / WA5337400 / 1010
2020 Nitrite MR 1 SDWIS / WA5337400 / 1041
2020 Arsenic MR 1 SDWIS / WA5337400 / 1005
2020 Chromium MR 1 SDWIS / WA5337400 / 1020
2020 Fluoride MR 1 SDWIS / WA5337400 / 1025
2020 CYANIDE MR 1 SDWIS / WA5337400 / 1024
2020 Selenium MR 1 SDWIS / WA5337400 / 1045
2020 Thallium, Total MR 1 SDWIS / WA5337400 / 1085

How KAHLOTUS CITY OF Compares

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

Metric KAHLOTUS CITY OF Washington avg Federal benchmark
Total violations 326 69 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 5 4.5 Indicates a contaminant exceeded a federal MCL
PFAS detection None 39.7% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 262 2,137 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 4,557 regulated public water systems in Washington.

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 KAHLOTUS CITY OF water safe to drink?
KAHLOTUS CITY OF (PWS ID: WA5337400) has 326 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 262 people using Groundwater sources.
How many people does KAHLOTUS CITY OF serve?
KAHLOTUS CITY OF serves 262 people in Kahlotus, Washington. It is a Local-owned system using Groundwater water sources with 102 service connections.
What type of violations does KAHLOTUS CITY OF have?
KAHLOTUS CITY OF has 326 total violations: 5 health-based violations (MCL exceedances or treatment failures), 317 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in KAHLOTUS CITY OF water?
No PFAS testing data is available for KAHLOTUS CITY OF under the EPA's UCMR5 monitoring program.
What water source does KAHLOTUS CITY OF use?
KAHLOTUS CITY OF uses Groundwater 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.

Explore PlainWater

Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Related

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