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Community Water System · PWS AZ0411020

Arizona Water Co - San Manuel

Phoenix, Arizona 85015-5351 - drinking water served from groundwater sources to 4,748 people, tracked in EPA SDWIS and UCMR5.

4,748
People served
38
EPA violations
7
Health-based
No PFAS
UCMR5 result

The verdict

EPA records 38 drinking-water violations at Arizona Water Co - San Manuel, 18% of them health-based - below the Arizona per-system average.

38
Total EPA violations on record
18%
Health-based (MCL / treatment failure)
4,748
People served by this system
0
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Arizona Water Co - San Manuel

Arizona Water Co - San Manuel is a private-owned community water system that delivers drinking water to 4,748 residents in Phoenix, Arizona (Pinal County) through 1,454 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 38 total violations for this system , of which 7 (18%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 26 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 Fluoride, recorded in 10 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%).

Arizona Water Co - San Manuel's 38 violations sit below 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
4,748
Total Violations
38
Health-Based Violations
7
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
1,454
County
Pinal
School/Daycare
No
MCL Violations
3
Monitoring Violations
26
Treatment Tech Violations
4

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Fluoride MR 10 1985
Chlorine MR 9 2015
LEAD AND COPPER RULE REVISIONS TT 4 2024
LEAD AND COPPER RULE REVISIONS RPT 3 2024
Coliform (TCR) MR 3 2009
Fluoride MCL 3 1985
E. COLI MR 2 2014
Total Haloacetic Acids (HAA5) MR 1 2004
Consumer Confidence Rule Other 1 2002
TTHM MR 1 2004

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 58 samples detected PFAS.

Contaminant Date Result MRL Status
PFTrDA 4/8/2025 <7.00 ppt 7.00 ppt Not Detected
PFNA 4/8/2025 <4.00 ppt 4.00 ppt Not Detected
PFOS 4/8/2025 <4.00 ppt 4.00 ppt Not Detected
PFOA 4/8/2025 <4.00 ppt 4.00 ppt Not Detected
PFDA 4/8/2025 <3.00 ppt 3.00 ppt Not Detected
PFMBA 4/8/2025 <3.00 ppt 3.00 ppt Not Detected
NFDHA 4/8/2025 <20.00 ppt 20.00 ppt Not Detected
PFEESA 4/8/2025 <3.00 ppt 3.00 ppt Not Detected
NMeFOSAA 4/8/2025 <6.00 ppt 6.00 ppt Not Detected
PFTA 4/8/2025 <8.00 ppt 8.00 ppt Not Detected
NEtFOSAA 4/8/2025 <5.00 ppt 5.00 ppt Not Detected
PFHxS 4/8/2025 <3.00 ppt 3.00 ppt Not Detected
PFHpS 4/8/2025 <3.00 ppt 3.00 ppt Not Detected
PFUnA 4/8/2025 <2.00 ppt 2.00 ppt Not Detected
PFHpA 4/8/2025 <3.00 ppt 3.00 ppt Not Detected
PFPeS 4/8/2025 <4.00 ppt 4.00 ppt Not Detected
11Cl-PF3OUdS 4/8/2025 <5.00 ppt 5.00 ppt Not Detected
PFHxA 4/8/2025 <3.00 ppt 3.00 ppt Not Detected
PFDoA 4/8/2025 <3.00 ppt 3.00 ppt Not Detected
9Cl-PF3ONS 4/8/2025 <2.00 ppt 2.00 ppt Not Detected
ADONA 4/8/2025 <3.00 ppt 3.00 ppt Not Detected
PFPeA 4/8/2025 <3.00 ppt 3.00 ppt Not Detected
PFBS 4/8/2025 <3.00 ppt 3.00 ppt Not Detected
HFPO-DA 4/8/2025 <5.00 ppt 5.00 ppt Not Detected
PFMPA 4/8/2025 <4.00 ppt 4.00 ppt Not Detected
4:2 FTS 4/8/2025 <3.00 ppt 3.00 ppt Not Detected
6:2 FTS 4/8/2025 <5.00 ppt 5.00 ppt Not Detected
PFBA 4/8/2025 <5.00 ppt 5.00 ppt Not Detected
8:2 FTS 4/8/2025 <5.00 ppt 5.00 ppt Not Detected
PFHpS 10/7/2025 <3.00 ppt 3.00 ppt Not Detected
4:2 FTS 10/7/2025 <3.00 ppt 3.00 ppt Not Detected
8:2 FTS 10/7/2025 <5.00 ppt 5.00 ppt Not Detected
PFMPA 10/7/2025 <4.00 ppt 4.00 ppt Not Detected
PFPeA 10/7/2025 <3.00 ppt 3.00 ppt Not Detected
PFMBA 10/7/2025 <3.00 ppt 3.00 ppt Not Detected
PFHxS 10/7/2025 <3.00 ppt 3.00 ppt Not Detected
PFBS 10/7/2025 <3.00 ppt 3.00 ppt Not Detected
PFPeS 10/7/2025 <4.00 ppt 4.00 ppt Not Detected
6:2 FTS 10/7/2025 <5.00 ppt 5.00 ppt Not Detected
PFHpA 10/7/2025 <3.00 ppt 3.00 ppt Not Detected
PFEESA 10/7/2025 <3.00 ppt 3.00 ppt Not Detected
PFTA 10/7/2025 <8.00 ppt 8.00 ppt Not Detected
NFDHA 10/7/2025 <20.00 ppt 20.00 ppt Not Detected
PFBA 10/7/2025 <5.00 ppt 5.00 ppt Not Detected
PFTrDA 10/7/2025 <7.00 ppt 7.00 ppt Not Detected
NEtFOSAA 10/7/2025 <5.00 ppt 5.00 ppt Not Detected
NMeFOSAA 10/7/2025 <6.00 ppt 6.00 ppt Not Detected
PFNA 10/7/2025 <4.00 ppt 4.00 ppt Not Detected
PFOS 10/7/2025 <4.00 ppt 4.00 ppt Not Detected
9Cl-PF3ONS 10/7/2025 <2.00 ppt 2.00 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 Arizona Water Co - San Manuel.

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 AZ0411020 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 Arizona Water Co - San Manuel 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 REVISIONS TT 4 SDWIS / AZ0411020 / 5200
2024 LEAD AND COPPER RULE REVISIONS RPT 3 SDWIS / AZ0411020 / 5200
2015 Chlorine MR 9 SDWIS / AZ0411020 / 0999
2014 E. COLI MR 2 SDWIS / AZ0411020 / 3014
2009 Coliform (TCR) MR 3 SDWIS / AZ0411020 / 3100
2004 Total Haloacetic Acids (HAA5) MR 1 SDWIS / AZ0411020 / 2456
2004 TTHM MR 1 SDWIS / AZ0411020 / 2950
2002 Consumer Confidence Rule Other 1 SDWIS / AZ0411020 / 7000
1985 Fluoride MR 10 SDWIS / AZ0411020 / 1025
1985 Fluoride MCL 3 SDWIS / AZ0411020 / 1025

How Arizona Water Co - San Manuel Compares

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

Metric Arizona Water Co - San Manuel Arizona avg Federal benchmark
Total violations 38 153.3 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 7 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 4,748 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 Arizona Water Co - San Manuel water safe to drink?
Arizona Water Co - San Manuel (PWS ID: AZ0411020) has 38 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 4,748 people using Groundwater sources.
How many people does Arizona Water Co - San Manuel serve?
Arizona Water Co - San Manuel serves 4,748 people in Phoenix, Arizona. It is a Private-owned system using Groundwater water sources with 1,454 service connections.
What type of violations does Arizona Water Co - San Manuel have?
Arizona Water Co - San Manuel has 38 total violations: 7 health-based violations (MCL exceedances or treatment failures), 26 monitoring/reporting violations, and 4 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Arizona Water Co - San Manuel water?
No. Arizona Water Co - San Manuel was tested for PFAS under the EPA's UCMR5 monitoring program and no PFAS contamination was detected.
What water source does Arizona Water Co - San Manuel use?
Arizona Water Co - San Manuel 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.