PlainWater

OATMAN WATER COMPANY

PWS ID: AZ0408001 · SCOTTSDALE, Arizona 85258

OATMAN WATER COMPANY serves 230 people in SCOTTSDALE, Arizona using Groundwater water sources. It has 150 recorded EPA violations, including 4 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: OATMAN WATER COMPANY

OATMAN WATER COMPANY is a private-owned community water system that delivers drinking water to 230 residents in SCOTTSDALE, Arizona (Mohave County) through 100 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 150 total violations for this system , of which 4 (3%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 98 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 Consumer Confidence Rule, recorded in 26 violations (Other). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

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. OATMAN WATER COMPANY's 150 violations sit below the Arizona average. Statewide, 145 of 152 UCMR5-tested systems have reported PFAS detections (95.4%). 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
230
Total Violations
150
Health-Based Violations
4
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
100
County
Mohave
School/Daycare
No
MCL Violations
0
Monitoring Violations
98
Treatment Tech Violations
4

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Consumer Confidence Rule Other 26 2018
Coliform (TCR) MR 24 2016
Lead and Copper Rule MR 18 2024
Revised Total Coliform Rule MON 12 2023
Nitrate MR 9 2006
Revised Total Coliform Rule RPT 4 2022
Groundwater Rule TT 4 2024
Di(2-ethylhexyl) phthalate MR 3 2020
Gross Alpha, Excl. Radon and U MR 2 1988
1,2,4-Trichlorobenzene MR 1 1998
Xylenes, Total MR 1 1998
o-Dichlorobenzene MR 1 1998
p-Dichlorobenzene MR 1 1998
1,2-Dichloroethane MR 1 1998
1,1,1-Trichloroethane MR 1 1998
Carbon tetrachloride MR 1 1998
1,2-Dichloropropane MR 1 1998
Trichloroethylene MR 1 1998
Tetrachloroethylene MR 1 1998
CHLOROBENZENE MR 1 1998
Benzene MR 1 1998
Toluene MR 1 1998
Styrene MR 1 1998
Di(2-ethylhexyl) adipate MR 1 2000
Benzo(a)pyrene MR 1 2000
Selenium MR 1 1984
Arsenic MR 1 1984
Mercury MR 1 1984
Cadmium MR 1 1984
DICHLOROMETHANE MR 1 1998

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 OATMAN 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 AZ0408001 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 OATMAN 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
2024 Lead and Copper Rule MR 18 SDWIS / AZ0408001 / 5000
2024 Groundwater Rule TT 4 SDWIS / AZ0408001 / 0700
2023 Revised Total Coliform Rule MON 12 SDWIS / AZ0408001 / 8000
2022 Revised Total Coliform Rule RPT 4 SDWIS / AZ0408001 / 8000
2020 Di(2-ethylhexyl) phthalate MR 3 SDWIS / AZ0408001 / 2039
2018 Consumer Confidence Rule Other 26 SDWIS / AZ0408001 / 7000
2016 Coliform (TCR) MR 24 SDWIS / AZ0408001 / 3100
2006 Nitrate MR 9 SDWIS / AZ0408001 / 1040
2000 Di(2-ethylhexyl) adipate MR 1 SDWIS / AZ0408001 / 2035
2000 Benzo(a)pyrene MR 1 SDWIS / AZ0408001 / 2306
2000 Pentachlorophenol MR 1 SDWIS / AZ0408001 / 2326
1998 1,2,4-Trichlorobenzene MR 1 SDWIS / AZ0408001 / 2378
1998 Xylenes, Total MR 1 SDWIS / AZ0408001 / 2955
1998 o-Dichlorobenzene MR 1 SDWIS / AZ0408001 / 2968
1998 p-Dichlorobenzene MR 1 SDWIS / AZ0408001 / 2969

How OATMAN WATER COMPANY Compares

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

Metric OATMAN WATER COMPANY Arizona avg Federal benchmark
Total violations 150 153.3 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 4 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 230 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
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is OATMAN WATER COMPANY water safe to drink?
OATMAN WATER COMPANY (PWS ID: AZ0408001) has 150 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 230 people using Groundwater sources.
How many people does OATMAN WATER COMPANY serve?
OATMAN WATER COMPANY serves 230 people in SCOTTSDALE, Arizona. It is a Private-owned system using Groundwater water sources with 100 service connections.
What type of violations does OATMAN WATER COMPANY have?
OATMAN WATER COMPANY has 150 total violations: 4 health-based violations (MCL exceedances or treatment failures), 98 monitoring/reporting violations, and 4 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in OATMAN WATER COMPANY water?
No PFAS testing data is available for OATMAN WATER COMPANY under the EPA's UCMR5 monitoring program.
What water source does OATMAN WATER COMPANY use?
OATMAN 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.

Explore PlainWater

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

Related

Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by Kiznis Studio Editorial