Gw Ocotillo Water - Diamond Bell
EPA ID: AZ0410159 · 706 people served · 1 ZIP code
ZipCheckup's reading of EPA SDWIS for Gw Ocotillo Water - Diamond Bell (AZ0410159): no EPA violations recorded in the last five years. Even as other utilities in the region logged violations, Gw Ocotillo Water - Diamond Bell kept a clean EPA record - five years, no issues, 706 people served.
Data: EPA SDWIS
Service Area Map
Coverage area for Gw Ocotillo Water - Diamond Bell Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Gw Ocotillo Water - Diamond Bell serves a community with a median household income of $53,304 and an estimated 4,249 residents across its service area.
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?
Gw Ocotillo Water - Diamond Bell'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
Gw Ocotillo Water - Diamond Bell (EPA ID: AZ0410159) is a community water system in Arizona that serves approximately 706 people from groundwater sources.
This system serves ZIP code 85736 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.
- 85736 - Tucson
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Gw Ocotillo Water - Diamond Bell (AZ0410159) on EPA.gov.
Frequently Asked Questions
Is Gw Ocotillo Water - Diamond Bell water safe to drink?
The accepted 2026Q2 ECHO snapshot contains zero violation records for Gw Ocotillo Water - Diamond Bell 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 Gw Ocotillo Water - Diamond Bell serve?
Gw Ocotillo Water - Diamond Bell serves approximately 706 people across 1 ZIP code in Arizona.
Where does Gw Ocotillo Water - Diamond Bell get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Gw Ocotillo Water - Diamond Bell Water Quality Report, AZ. https://zipcheckup.com/water-system/az0410159/
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