Mayer Dwid
EPA ID: AZ0413039 · 1,400 people served · 1 ZIP code
ZipCheckup's reading of EPA SDWIS for Mayer Dwid (AZ0413039): 1 unresolved EPA violation on record. Compliance tracking for Mayer Dwid shows 1 pending violation logged in the EPA system - the supplier delivers water to approximately 1,400 residents while those findings remain open.
Data: EPA SDWIS
Service Area Map
Coverage area for Mayer Dwid Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Mayer Dwid serves a community with a median household income of $54,385 and an estimated 6,425 residents across its service area. Approximately 52% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
Environmental Justice Note: 38% 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?
Mayer Dwid'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.
Wastewater Proximity Note: This service area ranks in the 60th percentile nationally for proximity to wastewater discharge points.
Infrastructure Risk
Detected Contaminants
How Mayer Dwid compares to EPA limits
What This Means For You
Lead at 3 mg/L (action level) exceeds the EPA maximum of 0.015 mg/L (action level). Brain damage in children, kidney & blood pressure in adults. Consider reverse osmosis filtration.
Haloacetic Acids (HAA5) at 2 mg/L exceeds the EPA maximum of 0.06 mg/L. Cancer risk; reproductive & developmental effects. Consider granular activated carbon (GAC) filtration.
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.
Revised Total Coliform Rule at 6 presence exceeds the EPA maximum of presence.
Surface Water Treatment Rule at 2 mg/L exceeds the EPA maximum of mg/L.
Lead was detected in this water system. reverse osmosis filtration can reduce exposure.
Find a certified water filter →Comparable Water Systems
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Estimated Remediation Costs
Average estimated costs across ZIP codes served by this system
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.
System Overview
Mayer Dwid (EPA ID: AZ0413039) is a community water system in Arizona that serves approximately 1,400 people from groundwater sources.
This system serves ZIP code 86333 in Mayer.
Violation History
Status breakdown for accepted records with record years 2021-2026: 18 resolved, 1 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 |
|---|---|---|---|
| January 1, 2026 | Lead | Non-health-based | Archived |
| October 2, 2025 | Surface Water Treatment Rule | Non-health-based | Resolved |
| October 1, 2025 | Revised Total Coliform Rule | Non-health-based | Resolved |
| September 1, 2025 | Revised Total Coliform Rule | Non-health-based | Resolved |
| July 1, 2025 | Lead | Non-health-based | Resolved |
| October 1, 2024 | Stage 1 DBP Rule | Non-health-based | Unaddressed (current) |
| October 1, 2024 | Barium | Non-health-based | Resolved |
| September 1, 2024 | Consumer Confidence Report Rule | Non-health-based | Resolved |
| July 1, 2024 | Lead | Non-health-based | Resolved |
| July 1, 2024 | Barium | Non-health-based | Resolved |
| July 1, 2024 | Revised Total Coliform Rule | Non-health-based | Resolved |
| January 1, 2024 | Haloacetic Acids (HAA5) | Non-health-based | Resolved |
| January 1, 2024 | Total Trihalomethanes (TTHM) | Non-health-based | Resolved |
| October 2, 2023 | Surface Water Treatment Rule | Non-health-based | Resolved |
| April 1, 2023 | Revised Total Coliform Rule | Non-health-based | Resolved |
| April 1, 2022 | Barium | Non-health-based | Resolved |
| April 1, 2022 | Revised Total Coliform Rule | Non-health-based | Resolved |
| January 1, 2022 | Haloacetic Acids (HAA5) | Non-health-based | Resolved |
| January 1, 2022 | Total Trihalomethanes (TTHM) | Non-health-based | Resolved |
| July 1, 2021 | Revised Total Coliform Rule | Non-health-based | Resolved |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Revised Total Coliform Rule | Microbiological | 6 | No |
| Barium | Inorganic | 3 | No |
| Lead | Inorganic | 3 | No |
| Total Trihalomethanes (TTHM) | Disinfection Byproducts | 2 | No |
| Haloacetic Acids (HAA5) | Disinfection Byproducts | 2 | No |
| Surface Water Treatment Rule | Treatment Failure | 2 | No |
| Stage 1 DBP Rule | Treatment Failure | 1 | No |
| Consumer Confidence Report Rule | Reporting Failure | 1 | No |
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0.0035 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.
Need help with your water quality?
Typical cost: Water test: typically $20–$50 (DIY kit) · Professional inspection: $150–$400
Find the Right Water FilterFree 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.
- 86333 - Mayer
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Mayer Dwid (AZ0413039) on EPA.gov.
Frequently Asked Questions
Is Mayer Dwid 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 Mayer Dwid serve?
Mayer Dwid serves approximately 1,400 people across 1 ZIP code in Arizona.
Where does Mayer Dwid get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Mayer Dwid (AZ): 20 EPA Violations. https://zipcheckup.com/water-system/az0413039/
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author = {{ZipCheckup}},
title = {{Mayer Dwid (AZ): 20 EPA Violations}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/az0413039/}
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What You Can Do
Test your water
Home test kits can detect lead, bacteria, and other contaminants at your tap. Find the right filter →
Check your specific ZIP code
Water quality can vary within a system. View nearest ZIP report →
Contact your utility
Mayer Dwid (EPA ID: AZ0413039) - request the latest Consumer Confidence Report or ask about specific contaminants.