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Community Water System · PWS AZ0408024

Golden Shores Water Company

Williams, Arizona 86046 - drinking water served from groundwater sources to 3,970 people, tracked in EPA SDWIS and UCMR5.

3,970
People served
360
EPA violations
23
Health-based
No PFAS
UCMR5 result

The verdict

EPA records 360 drinking-water violations at Golden Shores Water Company, 6% of them health-based - above the Arizona per-system average.

360
Total EPA violations on record
6%
Health-based (MCL / treatment failure)
3,970
People served by this system
0
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Golden Shores Water Company

Golden Shores Water Company is a private-owned community water system that delivers drinking water to 3,970 residents in Williams, Arizona (Mohave County) through 1,704 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 360 total violations for this system , of which 23 (6%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 300 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 Nitrate, recorded in 30 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 Arizona, EPA tracks 1,493 public water systems serving 7,322,166 people, with 228,944 cumulative violations and 15,663 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 153.3 violations. Statewide, 145 of 152 UCMR5-tested systems have reported PFAS detections (95.4%).

Golden Shores Water Company's 360 violations sit above the Arizona 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
3,970
Total Violations
360
Health-Based Violations
23
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
1,704
County
Mohave
School/Daycare
No
MCL Violations
19
Monitoring Violations
300
Treatment Tech Violations
4

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Nitrate MR 30 2013
Consumer Confidence Rule Other 21 2020
Coliform (TCR) MR 19 2015
Coliform (TCR) MCL 15 2015
Lead and Copper Rule MR 12 2021
1,2-Dichloroethane MR 5 1999
1,1,1-Trichloroethane MR 5 1999
Trichloroethylene MR 5 1999
1,1,2-Trichloroethane MR 5 1999
CHLOROBENZENE MR 5 1999
Toluene MR 5 1999
Ethylbenzene MR 5 1999
1,2,4-Trichlorobenzene MR 5 1999
cis-1,2-Dichloroethylene MR 5 1999
1,1-Dichloroethylene MR 5 1999
Carbon tetrachloride MR 5 1999
Benzene MR 5 1999
Styrene MR 5 1999
Xylenes, Total MR 5 1999
DICHLOROMETHANE MR 5 1999
trans-1,2-Dichloroethylene MR 5 1999
1,2-Dichloropropane MR 5 1999
o-Dichlorobenzene MR 5 1999
p-Dichlorobenzene MR 5 1999
Tetrachloroethylene MR 5 1999
Arsenic MR 4 1998
Barium MR 4 1998
Fluoride MR 4 1998
Mercury MR 4 1998
Cadmium MR 4 1998

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 4 samples detected PFAS.

Contaminant Date Result MRL Status
PFTrDA 7/7/2025 <7.00 ppt 7.00 ppt Not Detected
PFTA 7/7/2025 <8.00 ppt 8.00 ppt Not Detected
NEtFOSAA 7/7/2025 <5.00 ppt 5.00 ppt Not Detected
NMeFOSAA 7/7/2025 <6.00 ppt 6.00 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 Golden Shores Water Company.

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 AZ0408024 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Arizona Drinking Water Authority

Arizona DEQ, Drinking Water Program is the primacy agency that licenses and inspects Golden Shores Water Company under EPA-delegated authority.

Open AZ regulator portal

Source: Arizona DEQ, Drinking Water Program

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 Revised Total Coliform Rule TT 4 SDWIS / AZ0408024 / 8000
2025 E. COLI MR 2 SDWIS / AZ0408024 / 3014
2024 Revised Total Coliform Rule MON 2 SDWIS / AZ0408024 / 8000
2022 Arsenic MCL 4 SDWIS / AZ0408024 / 1005
2021 Lead and Copper Rule MR 12 SDWIS / AZ0408024 / 5000
2020 Consumer Confidence Rule Other 21 SDWIS / AZ0408024 / 7000
2015 Coliform (TCR) MR 19 SDWIS / AZ0408024 / 3100
2015 Coliform (TCR) MCL 15 SDWIS / AZ0408024 / 3100
2013 Nitrate MR 30 SDWIS / AZ0408024 / 1040
2004 Asbestos MR 4 SDWIS / AZ0408024 / 1094
2004 Total Haloacetic Acids (HAA5) MR 1 SDWIS / AZ0408024 / 2456
2004 TTHM MR 1 SDWIS / AZ0408024 / 2950
1999 1,2-Dichloroethane MR 5 SDWIS / AZ0408024 / 2980
1999 1,1,1-Trichloroethane MR 5 SDWIS / AZ0408024 / 2981
1999 Trichloroethylene MR 5 SDWIS / AZ0408024 / 2984

How Golden Shores Water Company Compares

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

Metric Golden Shores Water Company Arizona avg Federal benchmark
Total violations 360 153.3 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 23 10.5 Indicates a contaminant exceeded a federal MCL
PFAS detection None 95.4% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 3,970 4,904 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 1,493 regulated public water systems in Arizona.

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 Golden Shores Water Company water safe to drink?
Golden Shores Water Company (PWS ID: AZ0408024) has 360 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 3,970 people using Groundwater sources.
How many people does Golden Shores Water Company serve?
Golden Shores Water Company serves 3,970 people in Williams, Arizona. It is a Private-owned system using Groundwater water sources with 1,704 service connections.
What type of violations does Golden Shores Water Company have?
Golden Shores Water Company has 360 total violations: 23 health-based violations (MCL exceedances or treatment failures), 300 monitoring/reporting violations, and 4 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Golden Shores Water Company water?
No. Golden Shores Water Company was tested for PFAS under the EPA's UCMR5 monitoring program and no PFAS contamination was detected.
What water source does Golden Shores Water Company use?
Golden Shores Water Company 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.
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.