Monitoring Violations AZ

Arizona Water Company - Oracle

EPA ID: AZ0411019 · 10,585 people served · 4 ZIP codes

Five-year compliance data for Arizona Water Company - Oracle includes 1 violation the EPA has not yet marked resolved — those open findings are part of the utility's current enforcement profile, covering a service population of approximately 10,585 residents across the area it supplies.

Data: EPA SDWIS Last verified: 2026-04-02

C · 69
Avg Safety Score
10,585
People Served
4
ZIP Codes Served
5
Violations (5yr)
Groundwater
Water Source
0.019 mg/L
Max Lead Level — Exceeds Limit
Zone 2
Radon Risk · Moderate
3
Contaminants Flagged
$214K
Median Home Value in Service Area

Compliance Trajectory

Worsening · Risk tier: High · 95% chance of violation in next 12 months

Violations went from 2 (2021) to 3 (2025). The pattern suggests growing compliance challenges.

Service Area Map

Coverage area for Arizona Water Company - Oracle Source: EPA SDWIS service area boundaries.

Service area boundary — Grade C

Service Area Demographics

$58,517
Median Household Income
48,674
Service Area Population
43%
Disadvantaged Population
60th
Poverty Percentile
60th
Energy Burden Percentile
56%
Pre-1986 Housing

The Arizona Water Company - Oracle serves a community with a median household income of $58,517 and an estimated 48,674 residents across its service area. Approximately 56% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.

Environmental Justice Note: 43% of the population in this service area is classified as disadvantaged under EPA's EJScreen criteria. Communities with higher disadvantaged populations often face disproportionate environmental and health burdens, including aging water infrastructure and limited resources for remediation.

💧 Where Does Your Water Come From?

Groundwater

Arizona Water Company - Oracle's water is pumped from underground aquifers. Groundwater is naturally filtered through rock and soil, but it can be vulnerable to PFAS contamination, nitrates from agriculture, and industrial chemicals that seep into the water table.

Elevated Risk
Source Contamination Risk
50th
Wastewater Discharge Proximity
30th
Superfund Site Proximity

About 1% of homes in Pinal County, Arizona rely on private wells rather than public water systems. Private well owners are responsible for their own water testing and treatment.

Infrastructure Risk

41 yr
Avg Pipe Age
PEX or Copper
Pipe Material
28 yr
Est. Remaining Life
Moderate Wear
Decay Status
Installed 59% of expected lifespan used End of life

Detected Contaminants

How Arizona Water Company - Oracle compares to EPA limits

Total Trihalomethanes (TTHM) 2 mg/L (EXCEEDS LIMIT)
0 EPA Limit: 0.08 mg/L
Bladder & rectal cancer risk; reproductive concerns

What This Means For You

Total Trihalomethanes (TTHM) at 2 mg/L exceeds the EPA maximum of 0.08 mg/L. Bladder & rectal cancer risk; reproductive concerns. Consider granular activated carbon (GAC) filtration.

Surface Water Treatment Rule at 2 mg/L exceeds the EPA maximum of mg/L.

Revised Total Coliform Rule at 1 presence exceeds the EPA maximum of presence.

PFAS Detected in Service Area

PFAS ("forever chemicals") have been detected in water serving this system's area. 7 detections recorded. 1 exceeds federal EPA limits (4 ppt for PFOA/PFOS). 1 exceeds state limits.

State limits: PFOA: 0.01 ppt, PFOS: 0.01 ppt
Health concern: PFAS are linked to cancer, thyroid disease, immune suppression, and developmental effects. They do not break down naturally.
Recommended filter: Reverse osmosis (RO) or activated carbon filters certified for PFAS removal. Find the right filter →

Total Trihalomethanes (TTHM) was detected in this water system. granular activated carbon (GAC) filtration can reduce exposure.

Find a certified water filter →

Comparable Water Systems

Similar-sized systems in Arizona

Epcor - San Tan Anthem
10,362 people
0 violations
Festival Ranch
10,313 people
0 violations
B 6 violations
B 3 violations
City of Winslow
9,789 people
C 19 violations

Estimated Remediation Costs

Average estimated costs across ZIP codes served by this system

Lead Pipe Replacement Flood Insurance Radon Mitigation Water Filtration PFAS Treatment
Lead Pipe Replacement $1,245
Flood Insurance $600
Radon Mitigation $400
Water Filtration $225
PFAS Treatment $150
Total Estimated Cost $2,620

Based on national averages for common remediation projects. Actual costs vary by property. Only issues flagged by EPA, FEMA, or state data for each ZIP code are included.

Cost of Inaction

If water quality issues in this service area are not addressed, the estimated financial impact per household is:

Estimated Healthcare Costs $1,000

Annual per household (CDC est.)

Lead Exposure — Child Lifetime Cost $10,000

Per affected child (EPA est.)

PFAS Exposure — Lifetime Cost $1,000

Per person (emerging research est.)

Estimated Cumulative Cost Per Household

5 years
$7,945
10 years
$15,890
20 years
$31,780

Compare: Estimated remediation cost is $2,620 (one-time) vs. $15,890 in estimated inaction costs over 10 years.

Estimates based on published EPA, CDC, and peer-reviewed research. Individual costs vary by household size, property, and health factors. These are conservative lower-bound estimates intended for awareness, not financial advice.

System Overview

Arizona Water Company - Oracle (EPA ID: AZ0411019) is a community water system in Arizona that serves approximately 10,585 people from groundwater sources.

This system provides water to 4 ZIP codes across 4 communities.

Average Home Safety Score: C (69/100)

Based on water quality violations, lead levels, and radon risk across all ZIP codes served by this system.

Violation History

5 monitoring/reporting violations recorded. These are procedural violations (missed tests or late reports), not necessarily water safety issues.

Recent Violations

Date Contaminant Type Status
July 1, 2024 Total Trihalomethanes (TTHM) Monitoring Unresolved
June 1, 2024 Revised Total Coliform Rule Monitoring Resolved
October 2, 2023 Surface Water Treatment Rule Monitoring Resolved
July 1, 2023 Total Trihalomethanes (TTHM) Monitoring Resolved

Contaminants Detected

The following contaminants have been flagged in EPA records for this water system:

Contaminant Category Violations Health-Based
Total Trihalomethanes (TTHM) Disinfection Byproducts 2 No
Surface Water Treatment Rule Treatment Failure 2 No
Revised Total Coliform Rule Microbiological 1 No

Lead & Copper

EPA Lead and Copper Rule sampling data for ZIP codes served by this system:

ZIP Code Lead Level Exceeds Limit Sample Date
85618 0.019 mg/L Yes N/A
85623 0.002 mg/L No N/A
Lead exceeds EPA action level in at least one sampling location. Consider using a certified NSF/ANSI 53 or NSF/ANSI 58 filter rated for lead removal.

Radon Risk in Service Area

Dominant radon zone for ZIP codes served by this system: Zone 2 (Moderate Risk)

The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.

Need help with your water quality?

Typical cost: Water test: typically $20–$50 (DIY kit) · Professional inspection: $150–$400

Find the Right Water Filter

Free tip: Let cold water run for 2 minutes before drinking — this helps flush lead from your pipes.

ZIP Codes Served

Coverage: Service area ZIP codes sourced from EPA Community Water System Service Area Boundaries v3 (March 2026 release). These ZIPs reflect the actual deployment footprint recorded by AZ or modeled from parcel and building-footprint data.

Data Sources

This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Arizona Water Company - Oracle (AZ0411019) on EPA.gov.

Frequently Asked Questions

Is Arizona Water Company - Oracle water safe to drink?

Arizona Water Company - Oracle has only monitoring/reporting violations, which are procedural in nature. The system meets federal health-based standards.

How many people does Arizona Water Company - Oracle serve?

Arizona Water Company - Oracle serves approximately 10,585 people across 4 ZIP codes in Arizona.

Where does Arizona Water Company - Oracle get its water?

The primary water source is groundwater.

Contact Your Water Utility

Public-record contact information for the water utility serving this system. Use these channels to request water quality reports, ask about service, or report issues directly.

Phone
800-383-0834
ZipCheckup is not affiliated with this water utility, does not act as its agent, and does not provide customer support for it. Contact details shown are public-record information from CCR filings. For service issues, contact the utility directly using the information above.

Contact information from Arizona Water Company - Oracle/SaddleBrooke District (11-019) Consumer Confidence Report.

ZipCheckup is not affiliated with this water utility, does not act as its agent, and does not provide customer support for it. Contact details shown are public-record information from CCR filings. For service issues, contact the utility directly using the information above.

Federal UCMR5 PFAS Monitoring: Tested Clean

This water system was tested under the federal EPA Unregulated Contaminant Monitoring Rule (UCMR5). No PFAS compounds were detected.

Samples collected
232

Current MCL reflects the lowest state-enforceable limit (NYS 10 ppt for PFOA/PFOS, effective August 2020). The federal final MCL of 4 ppt for PFOA/PFOS (EPA April 2024 rule) is not enforceable until April 2029. Detections above 4 ppt but below 10 ppt are below current MCL but above the future federal limit.

Source: U.S. EPA UCMR5 (Unregulated Contaminant Monitoring Rule, 5th cycle) — per-system federal sampling, 2023–2025. EPA UCMR5 monitoring program →

Understand PFAS health context and filtration →

Lead Service Line Replacement Tracker

This water utility's lead service line (LSL) replacement program is tracked from public Consumer Confidence Report filings. Email signup notifies subscribers when the utility files an updated replacement plan or progress milestone.

Get notified on replacement progress

Subscribers receive an email when this utility updates its LSL plan, files a milestone report, or adjusts replacement timelines. No marketing, no third-party sharing.

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Arizona Water Company - Oracle/SaddleBrooke District (11-019)

ZipCheckup is not affiliated with this water utility. LSL replacement-program data is sourced from public CCR filings published by the utility. Subscription notifications are based on automated parsing of subsequent CCR releases.

Learn more about Lead and Copper Rule replacement requirements →

Lead Service Line Inventory

Service line breakdown reported under the federal Lead and Copper Rule Improvements (LCRI) inventory requirement:

0
Confirmed Lead
0
Galvanized — Replacement Required
2,031
Unknown Material
1,540
Confirmed Non-Lead

This system reports zero confirmed lead service lines in its inventory. Unknown-material counts may still warrant verification.

Federal LCRI rule (effective October 2024) requires every public water system to inventory its service lines and complete lead-line replacement within 10 years.

Federal Regulatory Status · 2026Q1
LCRR inventory submission: Reported all required service line types
Latest tap sample on 2023-01-01 did not exceed the federal lead action level.
Population served: 10,585
Reported to Arizona

Source: EPA SDWIS Federal Service Line Inventory (Phase 2) · Submitted 2026

ZipCheckup is not affiliated with the utility or state agency. Inventory figures render verbatim from the public LCRI submission cited above; ZipCheckup does not perform inspections or replacements.

Learn about lead in drinking water →

Frequently Asked Questions

Is water from Arizona Water Company - Oracle safe to drink?
Arizona Water Company - Oracle has a C safety grade based on 5 recorded violations. Some contaminants may exceed EPA limits — independent testing is recommended.
What contaminants are in Arizona Water Company - Oracle's water?
Detected contaminants include Total Trihalomethanes (TTHM), Surface Water Treatment Rule, Revised Total Coliform Rule. Each is compared against EPA maximum contaminant levels (MCLs) in the detailed breakdown above.
Should I use a water filter?
Given 3 contaminants above EPA limits, a certified water filter can provide an extra layer of protection. The best type depends on specific contaminants in your water.
How many people does Arizona Water Company - Oracle serve?
Arizona Water Company - Oracle serves approximately 10,585 people with drinking water across 4 ZIP codes.
What is Arizona Water Company - Oracle's water source?
Arizona Water Company - Oracle draws water from groundwater sources. Source type affects which contaminants are most likely to be present.
Is there lead in Arizona Water Company - Oracle's water?
The maximum detected lead level is 0.019 mg/L. This exceeds the EPA action level of 0.015 mg/L. A lead-certified filter is recommended, especially for homes with young children.
What is the demographic profile of Arizona Water Company - Oracle's service area?
The Arizona Water Company - Oracle service area has a median household income of $58,517. EPA EJScreen data classifies 43% of the population as disadvantaged, which may indicate greater vulnerability to environmental health risks.
Where does Arizona Water Company - Oracle get its water?
Arizona Water Company - Oracle's water is pumped from underground aquifers. Groundwater is naturally filtered through rock and soil, but it can be vulnerable to PFAS contamination, nitrates from agriculture, and industrial chemicals that seep into the water table. Based on violation history and environmental factors, the source contamination risk is currently elevated.

What You Can Do

1

Test your water

Home test kits can detect lead, bacteria, and other contaminants at your tap. Find the right filter →

2

Check your specific ZIP code

Water quality can vary within a system. View nearest ZIP report →

3

Contact your utility

Arizona Water Company - Oracle (EPA ID: AZ0411019) — request the latest Consumer Confidence Report or ask about specific contaminants.

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