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KENAI REFINERY

PWS ID: AK2241745 · KENAI, Alaska 99611

KENAI REFINERY serves 150 people in KENAI, Alaska using Groundwater water sources. It has 89 recorded EPA violations, including 1 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: KENAI REFINERY

KENAI REFINERY is a private-owned non-transient non-community water system that delivers drinking water to 150 residents in KENAI, Alaska (Kenai Peninsula Borough County) through 19 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 89 total violations for this system , of which 1 (1%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 49 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 ETHYLENE DIBROMIDE, recorded in 3 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 Alaska, EPA tracks 1,326 public water systems serving 862,218 people, with 267,144 cumulative violations and 13,963 health-based violations on record. About 98% of systems in the state carry at least one violation, and state-wide the average per system is 201.5 violations. KENAI REFINERY's 89 violations sit below the Alaska average. Statewide, 10 of 30 UCMR5-tested systems have reported PFAS detections (33.3%). 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
150
Total Violations
89
Health-Based Violations
1
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
19
County
Kenai Peninsula Borough
School/Daycare
No
MCL Violations
0
Monitoring Violations
49
Treatment Tech Violations
1

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
ETHYLENE DIBROMIDE MR 3 1995
Simazine MR 2 1995
Diquat MR 2 1995
Dinoseb MR 2 1995
Endrin MR 2 1995
Total Polychlorinated Biphenyls (PCB) MR 2 1995
Pentachlorophenol MR 2 1995
Heptachlor epoxide MR 2 1995
Aldicarb sulfone MR 2 1995
2,4,5-TP MR 2 1995
Toxaphene MR 2 1995
BHC-GAMMA MR 2 1995
Picloram MR 2 1995
Aldicarb MR 2 1995
2,4-D MR 2 1995
Methoxychlor MR 2 1995
Nitrate MR 2 2024
Chlordane MR 2 1995
Aldicarb sulfoxide MR 2 1995
Heptachlor MR 2 1995
Atrazine MR 2 1995
Groundwater Rule TT 1 2012
Vinyl chloride MR 1 1992
1,1,1-Trichloroethane MR 1 1992
Carbon tetrachloride MR 1 1992
1,2-Dichloroethane MR 1 1992
Coliform (TCR) MR 1 2010
1,1-Dichloroethylene MR 1 1992

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 KENAI REFINERY.

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 AK2241745 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Alaska Drinking Water Authority

Alaska'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 AK 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 Nitrate MR 2 SDWIS / AK2241745 / 1040
2012 Groundwater Rule TT 1 SDWIS / AK2241745 / 0700
2010 Coliform (TCR) MR 1 SDWIS / AK2241745 / 3100
1995 ETHYLENE DIBROMIDE MR 3 SDWIS / AK2241745 / 2946
1995 Simazine MR 2 SDWIS / AK2241745 / 2037
1995 Diquat MR 2 SDWIS / AK2241745 / 2032
1995 Dinoseb MR 2 SDWIS / AK2241745 / 2041
1995 Endrin MR 2 SDWIS / AK2241745 / 2005
1995 Total Polychlorinated Biphenyls (PCB) MR 2 SDWIS / AK2241745 / 2383
1995 Pentachlorophenol MR 2 SDWIS / AK2241745 / 2326
1995 Heptachlor epoxide MR 2 SDWIS / AK2241745 / 2067
1995 Aldicarb sulfone MR 2 SDWIS / AK2241745 / 2044
1995 2,4,5-TP MR 2 SDWIS / AK2241745 / 2110
1995 Toxaphene MR 2 SDWIS / AK2241745 / 2020
1995 BHC-GAMMA MR 2 SDWIS / AK2241745 / 2010

How KENAI REFINERY Compares

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

Metric KENAI REFINERY Alaska avg Federal benchmark
Total violations 89 201.5 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 1 10.5 Indicates a contaminant exceeded a federal MCL
PFAS detection None 33.3% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 150 650 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 1,326 regulated public water systems in Alaska.

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 KENAI REFINERY water safe to drink? ▼
KENAI REFINERY (PWS ID: AK2241745) has 89 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 150 people using Groundwater sources.
How many people does KENAI REFINERY serve? ▼
KENAI REFINERY serves 150 people in KENAI, Alaska. It is a Private-owned system using Groundwater water sources with 19 service connections.
What type of violations does KENAI REFINERY have? ▼
KENAI REFINERY has 89 total violations: 1 health-based violations (MCL exceedances or treatment failures), 49 monitoring/reporting violations, and 1 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in KENAI REFINERY water? ▼
No PFAS testing data is available for KENAI REFINERY under the EPA's UCMR5 monitoring program.
What water source does KENAI REFINERY use? ▼
KENAI REFINERY uses Groundwater as its primary water source. It is classified as a Non-Transient Non-Community Water System, serving the same people for at least 6 months per year.
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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