Bella Vista Water South
EPA ID: AZ0402007 · 2,178 people served · 7 ZIP codes
Across every monitored period in the past five years, Bella Vista Water South reported no EPA violations for its service population of 2,178.
Data: EPA SDWIS Last verified: 2026-04-02
Compliance Trajectory
Worsening · Risk tier: High · 95% chance of violation in next 12 months
Violations went from 10 (2022) to 15 (2024). The pattern suggests growing compliance challenges.
Service Area Map
Coverage area for Bella Vista Water South Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Bella Vista Water South serves a community with a median household income of $64,545 and an estimated 67,036 residents across its service area. Approximately 48% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
Environmental Justice Note: 71% 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?
Bella Vista Water South'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.
About 1% of homes in Cochise County, Arizona rely on private wells rather than public water systems. Private well owners are responsible for their own water testing and treatment.
Infrastructure Risk
PFAS Detected in Service Area
PFAS ("forever chemicals") have been detected in water serving this system's area. 8 detections recorded. 1 exceeds federal EPA limits (4 ppt for PFOA/PFOS).
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
Bella Vista Water South (EPA ID: AZ0402007) is a community water system in Arizona that serves approximately 2,178 people from groundwater sources.
This system provides water to 7 ZIP codes across 4 communities.
Violation History
Lead & Copper
No Lead and Copper Rule sampling data available for this water system.
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: 4 ZIP codes confirmed via EPA Community Water System Service Area Boundaries v3 plus 3 additional ZIPs inferred from SDWIS registry data. The EPA-confirmed set is the most reliable; SDWIS-inferred entries may be narrower than the real deployment area.
- 85603 — Bisbee
- 85611 — Elgin
- 85615 — Hereford
- 85635 — Sierra Vista
- 85636 — Sierra Vista
- 85650 — Sierra Vista
- 85671 — Sierra Vista
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Bella Vista Water South (AZ0402007) on EPA.gov.
Frequently Asked Questions
Is Bella Vista Water South water safe to drink?
Based on EPA records, Bella Vista Water South has no recorded violations in the past 5 years — a positive indicator of water quality management.
How many people does Bella Vista Water South serve?
Bella Vista Water South serves approximately 2,178 people across 7 ZIP codes in Arizona.
Where does Bella Vista Water South get its water?
The primary water source is groundwater.
Lead Service Line Inventory
Service line breakdown reported under the federal Lead and Copper Rule Improvements (LCRI) inventory requirement:
This system reports zero confirmed lead service lines in its inventory. Unknown-material counts may still warrant verification.
Federal LCRI rule (effective October 2024) requires every public water system to inventory its service lines and complete lead-line replacement within 10 years.
Source: EPA SDWIS Federal Service Line Inventory (Phase 2) · Submitted 2026
ZipCheckup is not affiliated with the utility or state agency. Inventory figures render verbatim from the public LCRI submission cited above; ZipCheckup does not perform inspections or replacements.