Epcor - North East Agua Fria
EPA ID: AZ0407531 · 14,723 people served · 4 ZIP codes
ZipCheckup's reading of EPA SDWIS for Epcor - North East Agua Fria (AZ0407531): 9 EPA violations in the last five years. Five years tracked: Epcor - North East Agua Fria had 9 violations, all cleared, 14,723 served.
Data: EPA SDWIS
Service Area Map
Coverage area for Epcor - North East Agua Fria Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Epcor - North East Agua Fria serves a community with a median household income of $66,211 and an estimated 129,572 residents across its service area.
💧 Where Does Your Water Come From?
Epcor - North East Agua Fria'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.
Infrastructure Risk
Detected Contaminants
How Epcor - North East Agua Fria compares to EPA limits
What This Means For You
Radium-226 at 2 pCi/L (combined Radium-226 & 228 ≤ 5 pCi/L) exceeds the EPA maximum of pCi/L (combined Radium-226 & 228 ≤ 5 pCi/L). Bone cancer and leukemia (known carcinogen). Consider ion exchange (water softener) filtration.
Radium-228 at 2 pCi/L (combined Radium-226 & 228 ≤ 5 pCi/L) exceeds the EPA maximum of pCi/L (combined Radium-226 & 228 ≤ 5 pCi/L). Bone cancer and leukemia (known carcinogen). Consider ion exchange (water softener) filtration.
Gross Alpha at 1 pCi/L exceeds the EPA maximum of pCi/L. Increased cancer risk from radioactive particles. Consider reverse osmosis filtration.
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).
Radium-226 was detected in this water system. ion exchange (water softener) 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
Epcor - North East Agua Fria (EPA ID: AZ0407531) is a community water system in Arizona that serves approximately 14,723 people from groundwater sources.
This system provides water to 4 ZIP codes across 4 communities.
Violation History
Status breakdown for accepted records with record years 2021-2026: 9 resolved, 0 archived, 0 addressed, and 0 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 |
|---|---|---|---|
| April 1, 2024 | Barium | Non-health-based | Resolved |
| January 1, 2024 | Radium-226 | Non-health-based | Resolved |
| January 1, 2024 | Radium-228 | Non-health-based | Resolved |
| July 1, 2023 | Gross Alpha | Non-health-based | Resolved |
| July 1, 2023 | Combined Radium | Non-health-based | Resolved |
| July 1, 2023 | Gross Beta | Non-health-based | Resolved |
| July 1, 2023 | Radium-226 | Non-health-based | Resolved |
| July 1, 2023 | Radium-228 | Non-health-based | Resolved |
| April 1, 2023 | Barium | Non-health-based | Resolved |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Barium | Inorganic | 2 | No |
| Radium-226 | Radionuclides | 2 | No |
| Radium-228 | Radionuclides | 2 | No |
| Gross Alpha | Radionuclides | 1 | No |
| Combined Radium | Radionuclides | 1 | No |
| Gross Beta | Radionuclides | 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.
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.
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Epcor - North East Agua Fria (AZ0407531) on EPA.gov.
Frequently Asked Questions
Is Epcor - North East Agua Fria water safe to drink?
The accepted 2026Q2 ECHO snapshot shows no current noncompliance for Epcor - North East Agua Fria; its 9 accepted 2021-2026 records are resolved or archived. Historical compliance status does not establish conditions at a specific tap.
How many people does Epcor - North East Agua Fria serve?
Epcor - North East Agua Fria serves approximately 14,723 people across 4 ZIP codes in Arizona.
Where does Epcor - North East Agua Fria get its water?
The primary water source is groundwater.
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.
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 →
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Epcor - North East Agua Fria (AZ): 9 EPA Violations. https://zipcheckup.com/water-system/az0407531/
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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
Epcor - North East Agua Fria (EPA ID: AZ0407531) - request the latest Consumer Confidence Report or ask about specific contaminants.