PlainWater

Community Water System · PWS AK2240498

Port Graham

Port Graham, Alaska 99603 - drinking water served from surface water sources to 180 people, tracked in EPA SDWIS and UCMR5.

180
People served
617
EPA violations
63
Health-based
Untested
UCMR5 result

The verdict

EPA records 617 drinking-water violations at Port Graham, 10% of them health-based - above the Alaska per-system average.

617
Total EPA violations on record
10%
Health-based (MCL / treatment failure)
180
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Port Graham

Port Graham is a native american-owned community water system that delivers drinking water to 180 residents in Port Graham, Alaska (Kenai Peninsula Borough County) through 60 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 617 total violations for this system , of which 63 (10%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 438 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 Surface Water Treatment Rule, recorded in 106 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. Statewide, 10 of 30 UCMR5-tested systems have reported PFAS detections (33.3%).

Port Graham's 617 violations sit above the Alaska average.

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
180
Total Violations
617
Health-Based Violations
63
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Native American
Connections
60
County
Kenai Peninsula Borough
School/Daycare
No
MCL Violations
1
Monitoring Violations
438
Treatment Tech Violations
62

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Surface Water Treatment Rule MR 106 2024
Surface Water Treatment Rule TT 60 2015
Interim Enhanced Surface Water Treatment Rule MR 56 2024
Coliform (TCR) MR 40 2010
Chlorine MR 22 2019
Consumer Confidence Rule Other 15 2024
Arsenic MR 9 1992
Mercury MR 8 1992
Fluoride MR 8 1992
Cadmium MR 8 1992
Nitrate MR 8 2002
Barium MR 8 1992
Chromium MR 8 1992
Selenium MR 8 1992
Total Haloacetic Acids (HAA5) MR 7 2023
TTHM MR 6 2023
1,1,1-Trichloroethane MR 5 2008
Tetrachloroethylene MR 5 2008
Styrene MR 5 2008
Ethylbenzene MR 5 2008
cis-1,2-Dichloroethylene MR 5 2008
trans-1,2-Dichloroethylene MR 5 2008
1,1-Dichloroethylene MR 5 2008
Trichloroethylene MR 5 2008
Benzene MR 5 2008
Carbon tetrachloride MR 5 2008
1,2-Dichloropropane MR 5 2008
1,2-Dichloroethane MR 5 2008
p-Dichlorobenzene MR 5 2008
CHLOROBENZENE MR 5 2008

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 Port Graham.

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 AK2240498 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
2025 Lead and Copper Rule MR 3 SDWIS / AK2240498 / 5000
2024 Surface Water Treatment Rule MR 106 SDWIS / AK2240498 / 0200
2024 Interim Enhanced Surface Water Treatment Rule MR 56 SDWIS / AK2240498 / 0300
2024 Consumer Confidence Rule Other 15 SDWIS / AK2240498 / 7000
2023 Total Haloacetic Acids (HAA5) MR 7 SDWIS / AK2240498 / 2456
2023 TTHM MR 6 SDWIS / AK2240498 / 2950
2019 Chlorine MR 22 SDWIS / AK2240498 / 0999
2019 Revised Total Coliform Rule MON 3 SDWIS / AK2240498 / 8000
2016 Revised Total Coliform Rule Other 1 SDWIS / AK2240498 / 8000
2015 Surface Water Treatment Rule TT 60 SDWIS / AK2240498 / 0200
2010 Coliform (TCR) MR 40 SDWIS / AK2240498 / 3100
2008 1,1,1-Trichloroethane MR 5 SDWIS / AK2240498 / 2981
2008 Tetrachloroethylene MR 5 SDWIS / AK2240498 / 2987
2008 Styrene MR 5 SDWIS / AK2240498 / 2996
2008 Ethylbenzene MR 5 SDWIS / AK2240498 / 2992

How Port Graham Compares

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

Metric Port Graham Alaska avg Federal benchmark
Total violations 617 201.5 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 63 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 180 650 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 (EPA proposed extending to 2031, not yet final as of May 2026)
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is Port Graham water safe to drink?
Port Graham (PWS ID: AK2240498) has 617 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 180 people using Surface Water sources.
How many people does Port Graham serve?
Port Graham serves 180 people in Port Graham, Alaska. It is a Native American-owned system using Surface Water water sources with 60 service connections.
What type of violations does Port Graham have?
Port Graham has 617 total violations: 63 health-based violations (MCL exceedances or treatment failures), 438 monitoring/reporting violations, and 62 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Port Graham water?
No PFAS testing data is available for Port Graham under the EPA's UCMR5 monitoring program.
What water source does Port Graham use?
Port Graham 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.
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.
Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This system's figures are rendered directly from EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.