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KENO WATER CO INC

PWS ID: OR4100425 · KENO, Oregon 97627

KENO WATER CO INC serves 290 people in KENO, Oregon using Groundwater water sources. It has 260 recorded EPA violations, including 5 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: KENO WATER CO INC

KENO WATER CO INC is a private-owned community water system that delivers drinking water to 290 residents in KENO, Oregon (Klamath County) through 110 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 260 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 242 monitoring and reporting violations are on file. The most recent violation on record dates to 2024.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 18 violations (MR). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across Oregon, EPA tracks 2,518 public water systems serving 4,005,242 people, with 206,659 cumulative violations and 20,339 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 82.1 violations. KENO WATER CO INC's 260 violations sit above the Oregon average. Statewide, 30 of 125 UCMR5-tested systems have reported PFAS detections (24%). 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
290
Total Violations
260
Health-Based Violations
5
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
110
County
Klamath
School/Daycare
No
MCL Violations
5
Monitoring Violations
242
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 18 2005
Consumer Confidence Rule Other 11 2023
Nitrate MR 6 2011
Coliform (TCR) MCL 5 2010
Carbon tetrachloride MR 4 2013
Ethylbenzene MR 4 2013
CHLOROBENZENE MR 4 2013
Styrene MR 4 2013
Tetrachloroethylene MR 4 2013
Toluene MR 4 2013
trans-1,2-Dichloroethylene MR 4 2013
Trichloroethylene MR 4 2013
Di(2-ethylhexyl) adipate MR 4 2013
LASSO MR 4 2013
Atrazine MR 4 2013
Benzo(a)pyrene MR 4 2013
Carbofuran MR 4 2013
Chlordane MR 4 2013
Dalapon MR 4 2013
Dinoseb MR 4 2013
Endrin MR 4 2013
ETHYLENE DIBROMIDE MR 4 2013
Methoxychlor MR 4 2013
Pentachlorophenol MR 4 2013
Di(2-ethylhexyl) phthalate MR 4 2013
Total Polychlorinated Biphenyls (PCB) MR 4 2013
Toxaphene MR 4 2013
OXAMYL MR 4 2013
BHC-GAMMA MR 4 2013
Diquat MR 4 2013

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 KENO WATER CO INC.

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 OR4100425 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Oregon Drinking Water Authority

Oregon'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 OR 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
2024 Lead and Copper Rule MR 2 SDWIS / OR4100425 / 5000
2023 Consumer Confidence Rule Other 11 SDWIS / OR4100425 / 7000
2020 Revised Total Coliform Rule MON 1 SDWIS / OR4100425 / 8000
2015 TTHM MR 1 SDWIS / OR4100425 / 2950
2015 Total Haloacetic Acids (HAA5) MR 1 SDWIS / OR4100425 / 2456
2014 Combined Radium (-226 and -228) MR 3 SDWIS / OR4100425 / 4010
2014 Gross Alpha, Excl. Radon and U MR 3 SDWIS / OR4100425 / 4000
2013 Carbon tetrachloride MR 4 SDWIS / OR4100425 / 2982
2013 Ethylbenzene MR 4 SDWIS / OR4100425 / 2992
2013 CHLOROBENZENE MR 4 SDWIS / OR4100425 / 2989
2013 Styrene MR 4 SDWIS / OR4100425 / 2996
2013 Tetrachloroethylene MR 4 SDWIS / OR4100425 / 2987
2013 Toluene MR 4 SDWIS / OR4100425 / 2991
2013 trans-1,2-Dichloroethylene MR 4 SDWIS / OR4100425 / 2979
2013 Trichloroethylene MR 4 SDWIS / OR4100425 / 2984

How KENO WATER CO INC Compares

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

Metric KENO WATER CO INC Oregon avg Federal benchmark
Total violations 260 82.1 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 5 8.1 Indicates a contaminant exceeded a federal MCL
PFAS detection None 24% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 290 1,591 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 2,518 regulated public water systems in Oregon.

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 KENO WATER CO INC water safe to drink? ▼
KENO WATER CO INC (PWS ID: OR4100425) has 260 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 290 people using Groundwater sources.
How many people does KENO WATER CO INC serve? ▼
KENO WATER CO INC serves 290 people in KENO, Oregon. It is a Private-owned system using Groundwater water sources with 110 service connections.
What type of violations does KENO WATER CO INC have? ▼
KENO WATER CO INC has 260 total violations: 5 health-based violations (MCL exceedances or treatment failures), 242 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in KENO WATER CO INC water? ▼
No PFAS testing data is available for KENO WATER CO INC under the EPA's UCMR5 monitoring program.
What water source does KENO WATER CO INC use? ▼
KENO WATER CO INC 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.

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

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

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