Current Noncompliance AZ

Epcor - Anthem

EPA ID: AZ0407504 ยท 23,826 people served ยท 2 ZIP codes

ZipCheckup's reading of EPA SDWIS for Epcor - Anthem (AZ0407504): 1 unresolved EPA violation on record. With 1 unresolved EPA violation, Epcor - Anthem is currently out of full compliance - approximately 23,826 people in its service area.

Data: EPA SDWIS

B ยท 71
Avg Safety Score
23,826
People Served
2
ZIP Codes Served
7
Violations (5yr)
Surface Water
Water Source
Zone 2
Radon Risk ยท Moderate
3
Contaminants Flagged
$532K
Median Home Value in Service Area

Service Area Map

Coverage area for Epcor - Anthem Source: EPA SDWIS service area boundaries.

Service area boundary - Grade B

Service Area Demographics

$119,616
Median Household Income
53,204
Service Area Population
28%
Disadvantaged Population
50th
Poverty Percentile
50th
Energy Burden Percentile
8%
Pre-1986 Housing

The Epcor - Anthem serves a community with a median household income of $119,616 and an estimated 53,204 residents across its service area.

๐ŸŒŠ Where Does Your Water Come From?

Surface Water

Epcor - Anthem's water is drawn from rivers, lakes, or reservoirs. Surface water sources are more exposed to agricultural runoff, stormwater, and upstream discharges, but they typically receive more intensive treatment before reaching your tap.

Elevated Risk
Source Contamination Risk
40th
Wastewater Discharge Proximity
50th
Superfund Site Proximity

Infrastructure Risk

21 yr
Avg Pipe Age
PEX or Copper
Pipe Material
45 yr
Est. Remaining Life
Stable
Decay Status
Installed 32% of expected lifespan used End of life

Detected Contaminants

How Epcor - Anthem compares to EPA limits

What This Means For You

E. coli at 4 Zero tolerance (any positive sample triggers immediate action) exceeds the EPA maximum of Zero tolerance (any positive sample triggers immediate action). Severe GI illness; potentially fatal kidney failure in children. Consider UV disinfection (99.99%) filtration.

Fecal Coliform at 2 presence exceeds the EPA maximum of presence.

Stage 2 DBP Rule at 1 mg/L exceeds the EPA maximum of mg/L.

PFAS Detected in Service Area

PFAS ("forever chemicals") have been detected in water serving this system's area. 4 detections recorded.

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 โ†’

E. coli was detected in this water system. UV disinfection (99.99%) filtration can reduce exposure.

Find a certified water filter โ†’

Comparable Water Systems

Similar-sized systems in Arizona

Desert Oasis
23,963 people
2 violations
C 58 violations
D 3 violations
City of Nogales
22,000 people
C 21 violations
Epcor - Sun City West
25,796 people
B 3 violations

Estimated Remediation Costs

Average estimated costs across ZIP codes served by this system

Flood Insurance Water Filtration PFAS Treatment Radon Mitigation
Flood Insurance $1,800
Water Filtration $600
PFAS Treatment $500
Radon Mitigation $400
Total Estimated Cost $3,300

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.)

PFAS Exposure - Lifetime Cost $1,000

Per person (emerging research est.)

Estimated Cumulative Cost Per Household

5 years
$5,165
10 years
$10,330
20 years
$20,660

Compare: Estimated remediation cost is $3,300 (one-time) vs. $10,330 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

Epcor - Anthem (EPA ID: AZ0407504) is a community water system in Arizona that serves approximately 23,826 people from surface water sources.

This system provides water to 2 ZIP codes across 2 communities.

ZIP-Area Home Safety Context: B (71/100)

This is the average Home Safety Score for 1 of 2 service-area ZIP codes with all required score domains observed. It is not a grade for the water utility.

Model 4.0.0 uses SDWIS identity plus accepted ECHO SDWA lifecycle-based water compliance, the UCMR 5 PFAS MCL screen, EPA radon zone, and annual EPA AirData AQI across three equally weighted domains. Missing required evidence suppresses the score.

Violation History

1 current noncompliance record in the accepted 2026Q2 snapshot; none are classified as health-based in this evidence.

Status breakdown for accepted records with record years 2021-2026: 6 resolved, 0 archived, 0 addressed, and 1 unaddressed. Under this source contract, current noncompliance is the sum of addressed and unaddressed records. Archived and resolved records are excluded from current noncompliance.

Recent Violations

Date Contaminant Type Status
July 2, 2025 Stage 2 DBP Rule Non-health-based Unaddressed (current)
March 1, 2024 E. coli Non-health-based Resolved
March 1, 2024 E. coli Non-health-based Resolved
March 1, 2024 Fecal Coliform Non-health-based Resolved
October 1, 2023 E. coli Non-health-based Resolved
August 1, 2023 E. coli Non-health-based Resolved
September 1, 2022 Fecal Coliform Non-health-based Resolved

Contaminants Detected

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

Contaminant Category Violations Health-Based
E. coli Microbiological 4 No
Fecal Coliform Microbiological 2 No
Stage 2 DBP Rule Treatment Failure 1 No

Lead & Copper

EPA Lead and Copper Rule evidence attributed directly to this water system:

Lead Level Exceeds Action Level Sample Date
0 mg/L No N/A

No copper action-level exceedance record appears for this PWSID in the accepted LCR snapshot. This does not establish a clean copper measurement.

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 $20โ€“$50 (DIY kit) ยท Professional inspection: $150โ€“$400

Find the Right Water Filter

Free tip: Let cold water run for 2 minutes before drinking โ€” 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 Epcor - Anthem (AZ0407504) on EPA.gov.

Frequently Asked Questions

Is Epcor - Anthem water safe to drink?

The accepted 2026Q2 ECHO snapshot shows 1 current noncompliance record and zero current records classified as health-based. That classification is not a property-specific water test or safety guarantee.

How many people does Epcor - Anthem serve?

Epcor - Anthem serves approximately 23,826 people across 2 ZIP codes in Arizona.

Where does Epcor - Anthem get its water?

The primary water source is surface water.

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
116

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) โ€” per-system federal sampling, 2023โ€“2025. EPA UCMR5 monitoring program โ†’

Understand PFAS health context and filtration โ†’

Frequently Asked Questions

Is water from Epcor - Anthem safe to drink?
Epcor - Anthem earns a B safety grade with 7 violations in the past 5 years. Tap water meets EPA standards for most contaminants.
What contaminants are in Epcor - Anthem's water?
Detected contaminants include E. coli, Fecal Coliform, Stage 2 DBP 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 Epcor - Anthem serve?
Epcor - Anthem serves approximately 23,826 people with drinking water across 2 ZIP codes.
What is Epcor - Anthem's water source?
Epcor - Anthem draws water from surface water sources. Source type affects which contaminants are most likely to be present.
What is the demographic profile of Epcor - Anthem's service area?
The Epcor - Anthem service area has a median household income of $119,616. Demographic data is sourced from the U.S. Census Bureau and EPA EJScreen.
Where does Epcor - Anthem get its water?
Epcor - Anthem's water is drawn from rivers, lakes, or reservoirs. Surface water sources are more exposed to agricultural runoff, stormwater, and upstream discharges, but they typically receive more intensive treatment before reaching your tap. Based on the exported violation history and environmental factors, the source contamination risk is classified as elevated.

How to cite this page

APA ZipCheckup. (n.d.). Epcor - Anthem (AZ): 7 EPA Violations. https://zipcheckup.com/water-system/az0407504/
BibTeX
@misc{zipcheckup-water-system-az0407504,
  author = {{ZipCheckup}},
  title  = {{Epcor - Anthem (AZ): 7 EPA Violations}},
  year   = {n.d.},
  url    = {https://zipcheckup.com/water-system/az0407504/}
}

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 โ†’

2

Check your specific ZIP code

Water quality can vary within a system. View nearest ZIP report โ†’

3

Contact your utility

Epcor - Anthem (EPA ID: AZ0407504) - request the latest Consumer Confidence Report or ask about specific contaminants.

Home Water Systems Arizona Epcor - Anthem

Get safety alerts for Epcor - Anthem, Arizona

Free updates when EPA data changes for this area. No spam.

Unsubscribe anytime. Privacy Policy.

Share This Page

X Facebook
Violations found - check filter options Free tool - no phone call required.