Winterhaven Water Development
EPA ID: AZ0410119 · 685 people served · 1 ZIP code
ZipCheckup's reading of EPA SDWIS for Winterhaven Water Development (AZ0410119): no EPA violations recorded in the last five years. Winterhaven Water Development's five-year compliance history is clean by every EPA metric - no health-based violations, no monitoring lapses, no enforcement actions on record, reflecting consistent performance for a utility that supplies water to approximately 685 residents year after year.
Data: EPA SDWIS
Service Area Map
Coverage area for Winterhaven Water Development Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Winterhaven Water Development serves a community with a median household income of $47,009 and an estimated 33,447 residents across its service area. Approximately 82% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
Environmental Justice Note: 39% 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?
Winterhaven Water Development'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
PFAS Detected in Service Area
PFAS ("forever chemicals") have been detected in water serving this system's area. 1 detection recorded.
Comparable Water Systems
Similar-sized systems in Arizona
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
Winterhaven Water Development (EPA ID: AZ0410119) is a community water system in Arizona that serves approximately 685 people from groundwater sources.
This system serves ZIP code 85716 in Tucson.
Violation History
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.
- 85716 - Tucson
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Winterhaven Water Development (AZ0410119) on EPA.gov.
Frequently Asked Questions
Is Winterhaven Water Development water safe to drink?
The accepted 2026Q2 ECHO snapshot contains zero violation records for Winterhaven Water Development in the inclusive 2021-2026 record-year window. This is a compliance-record finding, not a guarantee about water at a specific tap.
How many people does Winterhaven Water Development serve?
Winterhaven Water Development serves approximately 685 people across 1 ZIP code in Arizona.
Where does Winterhaven Water Development get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Winterhaven Water Development Water Quality Report, AZ. https://zipcheckup.com/water-system/az0410119/
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title = {{Winterhaven Water Development Water Quality Report, AZ}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/az0410119/}
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