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Community Water System · PWS AK2298103

Valdez Water System - Main

Valdez, Alaska 99686-0307 - drinking water served from groundwater sources to 4,500 people, tracked in EPA SDWIS and UCMR5.

4,500
People served
166
EPA violations
0
Health-based
No PFAS
UCMR5 result

The verdict

EPA records 166 drinking-water violations at Valdez Water System - Main - below the Alaska per-system average.

166
Total EPA violations on record
0%
Health-based (MCL / treatment failure)
4,500
People served by this system
0
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Valdez Water System - Main

Valdez Water System - Main is a local-owned community water system that delivers drinking water to 4,500 residents in Valdez, Alaska (Valdez-Cordova Census Area County) through 1,072 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 166 total violations for this system , of which 0 (0%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 113 monitoring and reporting violations are on file. The most recent violation on record dates to 2015.

The most frequently cited contaminant at this system is 1,2-Dichloroethane, recorded in 5 violations (MR). This system was sampled under EPA's UCMR5 PFAS monitoring program and no PFAS compounds were detected above the minimum reporting level.

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%).

Valdez Water System - Main's 166 violations sit below 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
4,500
Total Violations
166
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
1,072
County
Valdez-Cordova Census Area
School/Daycare
No
MCL Violations
0
Monitoring Violations
113
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
1,2-Dichloroethane MR 5 1994
1,1-Dichloroethylene MR 5 1994
Carbon tetrachloride MR 5 1994
1,1,1-Trichloroethane MR 5 1994
p-Dichlorobenzene MR 5 1994
1,2-Dichloropropane MR 5 1994
Tetrachloroethylene MR 5 1994
o-Dichlorobenzene MR 5 1994
Trichloroethylene MR 5 1994
trans-1,2-Dichloroethylene MR 5 1994
cis-1,2-Dichloroethylene MR 5 1994
Ethylbenzene MR 5 1994
Styrene MR 5 1994
Toluene MR 5 1994
DICHLOROMETHANE MR 5 1994
1,1,2-Trichloroethane MR 5 1994
Benzene MR 5 1994
CHLOROBENZENE MR 5 1994
Vinyl chloride MR 3 1991
Consumer Confidence Rule Other 3 2008
Arsenic MR 2 1990
Barium MR 2 1990
Nitrate MR 2 1993
Fluoride MR 2 1990
1,2,4-Trichlorobenzene MR 2 1994
Xylenes, Total MR 2 1994
Selenium MR 2 1990
Cadmium MR 1 1987
Chromium MR 1 1987
Mercury MR 1 1987

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 174 samples detected PFAS.

Contaminant Date Result MRL Status
NMeFOSAA 7/16/2023 <6.00 ppt 6.00 ppt Not Detected
11Cl-PF3OUdS 7/16/2023 <5.00 ppt 5.00 ppt Not Detected
PFBA 7/16/2023 <5.00 ppt 5.00 ppt Not Detected
HFPO-DA 7/16/2023 <5.00 ppt 5.00 ppt Not Detected
ADONA 7/16/2023 <3.00 ppt 3.00 ppt Not Detected
9Cl-PF3ONS 7/16/2023 <2.00 ppt 2.00 ppt Not Detected
PFUnA 7/16/2023 <2.00 ppt 2.00 ppt Not Detected
PFHxA 7/16/2023 <3.00 ppt 3.00 ppt Not Detected
PFDoA 7/16/2023 <3.00 ppt 3.00 ppt Not Detected
PFDA 7/16/2023 <3.00 ppt 3.00 ppt Not Detected
6:2 FTS 7/16/2023 <5.00 ppt 5.00 ppt Not Detected
PFOS 7/16/2023 <4.00 ppt 4.00 ppt Not Detected
PFHpA 7/16/2023 <3.00 ppt 3.00 ppt Not Detected
NEtFOSAA 7/16/2023 <5.00 ppt 5.00 ppt Not Detected
PFOA 7/16/2023 <4.00 ppt 4.00 ppt Not Detected
PFTA 7/16/2023 <8.00 ppt 8.00 ppt Not Detected
PFHpS 7/16/2023 <3.00 ppt 3.00 ppt Not Detected
PFPeS 7/16/2023 <4.00 ppt 4.00 ppt Not Detected
NFDHA 7/16/2023 <20.00 ppt 20.00 ppt Not Detected
PFEESA 7/16/2023 <3.00 ppt 3.00 ppt Not Detected
PFMBA 7/16/2023 <3.00 ppt 3.00 ppt Not Detected
PFNA 7/16/2023 <4.00 ppt 4.00 ppt Not Detected
PFMPA 7/16/2023 <4.00 ppt 4.00 ppt Not Detected
4:2 FTS 7/16/2023 <3.00 ppt 3.00 ppt Not Detected
PFBS 7/16/2023 <3.00 ppt 3.00 ppt Not Detected
PFHxS 7/16/2023 <3.00 ppt 3.00 ppt Not Detected
PFTrDA 7/16/2023 <7.00 ppt 7.00 ppt Not Detected
8:2 FTS 7/16/2023 <5.00 ppt 5.00 ppt Not Detected
PFPeA 7/16/2023 <3.00 ppt 3.00 ppt Not Detected
PFTA 7/16/2023 <8.00 ppt 8.00 ppt Not Detected
PFTrDA 7/16/2023 <7.00 ppt 7.00 ppt Not Detected
NEtFOSAA 7/16/2023 <5.00 ppt 5.00 ppt Not Detected
PFHpS 7/16/2023 <3.00 ppt 3.00 ppt Not Detected
ADONA 7/16/2023 <3.00 ppt 3.00 ppt Not Detected
PFDoA 7/16/2023 <3.00 ppt 3.00 ppt Not Detected
9Cl-PF3ONS 7/16/2023 <2.00 ppt 2.00 ppt Not Detected
11Cl-PF3OUdS 7/16/2023 <5.00 ppt 5.00 ppt Not Detected
PFUnA 7/16/2023 <2.00 ppt 2.00 ppt Not Detected
PFHxA 7/16/2023 <3.00 ppt 3.00 ppt Not Detected
NMeFOSAA 7/16/2023 <6.00 ppt 6.00 ppt Not Detected
PFBA 7/16/2023 <5.00 ppt 5.00 ppt Not Detected
PFPeS 7/16/2023 <4.00 ppt 4.00 ppt Not Detected
PFDA 7/16/2023 <3.00 ppt 3.00 ppt Not Detected
HFPO-DA 7/16/2023 <5.00 ppt 5.00 ppt Not Detected
PFBS 7/16/2023 <3.00 ppt 3.00 ppt Not Detected
6:2 FTS 7/16/2023 <5.00 ppt 5.00 ppt Not Detected
4:2 FTS 7/16/2023 <3.00 ppt 3.00 ppt Not Detected
8:2 FTS 7/16/2023 <5.00 ppt 5.00 ppt Not Detected
PFMPA 7/16/2023 <4.00 ppt 4.00 ppt Not Detected
PFMBA 7/16/2023 <3.00 ppt 3.00 ppt 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 Valdez Water System - Main.

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 AK2298103 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
2015 Lead and Copper Rule MR 1 SDWIS / AK2298103 / 5000
2008 Consumer Confidence Rule Other 3 SDWIS / AK2298103 / 7000
1994 1,2-Dichloroethane MR 5 SDWIS / AK2298103 / 2980
1994 1,1-Dichloroethylene MR 5 SDWIS / AK2298103 / 2977
1994 Carbon tetrachloride MR 5 SDWIS / AK2298103 / 2982
1994 1,1,1-Trichloroethane MR 5 SDWIS / AK2298103 / 2981
1994 p-Dichlorobenzene MR 5 SDWIS / AK2298103 / 2969
1994 1,2-Dichloropropane MR 5 SDWIS / AK2298103 / 2983
1994 Tetrachloroethylene MR 5 SDWIS / AK2298103 / 2987
1994 o-Dichlorobenzene MR 5 SDWIS / AK2298103 / 2968
1994 Trichloroethylene MR 5 SDWIS / AK2298103 / 2984
1994 trans-1,2-Dichloroethylene MR 5 SDWIS / AK2298103 / 2979
1994 cis-1,2-Dichloroethylene MR 5 SDWIS / AK2298103 / 2380
1994 Ethylbenzene MR 5 SDWIS / AK2298103 / 2992
1994 Styrene MR 5 SDWIS / AK2298103 / 2996

How Valdez Water System - Main Compares

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

Metric Valdez Water System - Main Alaska avg Federal benchmark
Total violations 166 201.5 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 0 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 4,500 650 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 Valdez Water System - Main water safe to drink? ▼
Valdez Water System - Main (PWS ID: AK2298103) has 166 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 4,500 people using Groundwater sources.
How many people does Valdez Water System - Main serve? ▼
Valdez Water System - Main serves 4,500 people in Valdez, Alaska. It is a Local-owned system using Groundwater water sources with 1,072 service connections.
What type of violations does Valdez Water System - Main have? ▼
Valdez Water System - Main has 166 total violations: 0 health-based violations (MCL exceedances or treatment failures), 113 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Valdez Water System - Main water? ▼
No. Valdez Water System - Main was tested for PFAS under the EPA's UCMR5 monitoring program and no PFAS contamination was detected.
What water source does Valdez Water System - Main use? ▼
Valdez Water System - Main 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.
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.

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.