Sierra Vista Mh Village
EPA ID: AZ0402101 · 328 people served · 1 ZIP code
ZipCheckup's reading of EPA SDWIS for Sierra Vista Mh Village (AZ0402101): 1 past health-based violation, since resolved. Federal water data for Sierra Vista Mh Village logs 4 historical violations - all addressed and cleared, leaving the utility in current compliance for 328 people.
Data: EPA SDWIS
Service Area Map
Coverage area for Sierra Vista Mh Village Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Sierra Vista Mh Village serves a community with a median household income of $60,822 and an estimated 34,958 residents across its service area. Approximately 49% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
Environmental Justice Note: 69% 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?
Sierra Vista Mh Village'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 Sierra Vista Mh Village compares to EPA limits
What This Means For You
Stage 2 DBP Rule at 2 mg/L exceeds the EPA maximum of mg/L.
Stage 1 DBP Rule at 1 mg/L exceeds the EPA maximum of mg/L.
Lead and Copper Rule at 1 mg/L exceeds the EPA maximum of mg/L.
PFAS Detected in Service Area
PFAS ("forever chemicals") have been detected in water serving this system's area. 2 detections 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
Sierra Vista Mh Village (EPA ID: AZ0402101) is a community water system in Arizona that serves approximately 328 people from groundwater sources.
This system serves ZIP code 85635 in Sierra Vista.
Violation History
Status breakdown for accepted records with record years 2021-2026: 4 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 |
|---|---|---|---|
| December 20, 2024 | Lead and Copper Rule | Non-health-based | Resolved |
| October 17, 2024 | Stage 2 DBP Rule | Non-health-based | Resolved |
| October 17, 2024 | Stage 2 DBP Rule | Health-based | Resolved |
| October 1, 2023 | Stage 1 DBP 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 |
|---|---|---|---|
| Stage 2 DBP Rule | Treatment Failure | 2 | Yes |
| Stage 1 DBP Rule | Treatment Failure | 1 | No |
| Lead and Copper Rule | Treatment Failure | 1 | No |
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0.00028 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.
- 85635 - Sierra Vista
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Sierra Vista Mh Village (AZ0402101) on EPA.gov.
Frequently Asked Questions
Is Sierra Vista Mh Village water safe to drink?
The accepted 2026Q2 ECHO snapshot shows no current noncompliance for Sierra Vista Mh Village; its 4 accepted 2021-2026 records are resolved or archived. Historical compliance status does not establish conditions at a specific tap.
How many people does Sierra Vista Mh Village serve?
Sierra Vista Mh Village serves approximately 328 people across 1 ZIP code in Arizona.
Where does Sierra Vista Mh Village get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Sierra Vista Mh Village (AZ): 1 Health Violation. https://zipcheckup.com/water-system/az0402101/
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author = {{ZipCheckup}},
title = {{Sierra Vista Mh Village (AZ): 1 Health Violation}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/az0402101/}
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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
Sierra Vista Mh Village (EPA ID: AZ0402101) - request the latest Consumer Confidence Report or ask about specific contaminants.