Town of Huachuca City
EPA ID: AZ0402019 · 1,750 people served · 2 ZIP codes
EPA compliance records for Town of Huachuca City show 4 unresolved violations — findings that remain open and are tracked at the federal level, covering a service territory of approximately 1,750 people.
Data: EPA SDWIS Last verified: 2026-04-02
Service Area Map
Coverage area for Town of Huachuca City Source: EPA SDWIS service area boundaries.
Service area boundary — Grade B
Service Area Demographics
The Town of Huachuca City serves a community with a median household income of $57,530 and an estimated 6,258 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: 75% 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?
Town of Huachuca City'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 2% of homes in Santa Cruz 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
Detected Contaminants
How Town of Huachuca City compares to EPA limits
What This Means For You
Total Trihalomethanes (TTHM) at 2 mg/L exceeds the EPA maximum of 0.08 mg/L. Bladder & rectal cancer risk; reproductive concerns. Consider granular activated carbon (GAC) filtration.
Consumer Confidence Report Rule at 7 mg/L exceeds the EPA maximum of mg/L.
Stage 2 DBP Rule at 4 mg/L exceeds the EPA maximum of mg/L.
Lead and Copper Rule at 4 mg/L exceeds the EPA maximum of mg/L.
Revised Total Coliform Rule at 3 presence exceeds the EPA maximum of presence.
Total Trihalomethanes (TTHM) was detected in this water system. granular activated carbon (GAC) 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
Town of Huachuca City (EPA ID: AZ0402019) is a community water system in Arizona that serves approximately 1,750 people from groundwater sources.
This system provides water to 2 ZIP codes across 2 communities.
Average Home Safety Score: B (77/100)
Based on water quality violations, lead levels, and radon risk across all ZIP codes served by this system.
Violation History
Recent Violations
| Date | Contaminant | Type | Status |
|---|---|---|---|
| December 20, 2024 | Lead and Copper Rule | Monitoring | Resolved |
| December 19, 2024 | Lead and Copper Rule | Monitoring | Resolved |
| October 17, 2024 | Stage 2 DBP Rule | Monitoring | Resolved |
| October 17, 2024 | Stage 2 DBP Rule | Health-based | Resolved |
| August 5, 2024 | Lead and Copper Rule | Monitoring | Resolved |
| July 14, 2024 | Lead and Copper Rule | Monitoring | Resolved |
| April 1, 2024 | Consumer Confidence Report Rule | Monitoring | Resolved |
| March 29, 2024 | Contaminant 0700 | Health-based | Resolved |
| March 1, 2024 | Consumer Confidence Report Rule | Monitoring | Resolved |
| October 1, 2023 | Consumer Confidence Report Rule | Monitoring | Resolved |
| August 1, 2023 | Consumer Confidence Report Rule | Monitoring | Resolved |
| January 1, 2023 | Consumer Confidence Report Rule | Monitoring | Resolved |
| January 1, 2023 | Total Trihalomethanes (TTHM) | Monitoring | Unresolved |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Consumer Confidence Report Rule | Reporting Failure | 7 | No |
| Stage 2 DBP Rule | Treatment Failure | 4 | Yes |
| Lead and Copper Rule | Treatment Failure | 4 | No |
| Revised Total Coliform Rule | Microbiological | 3 | No |
| Total Trihalomethanes (TTHM) | Disinfection Byproducts | 2 | No |
| Stage 1 DBP Rule | Treatment Failure | 1 | No |
| Contaminant 0700 | Other Violation | 1 | Yes |
Lead & Copper
EPA Lead and Copper Rule sampling data for ZIP codes served by this system:
| ZIP Code | Lead Level | Exceeds Limit | Sample Date |
|---|---|---|---|
| 85616 | 0.0014 mg/L | No | N/A |
Radon Risk in Service Area
Dominant radon zone for ZIP codes served by this system: Zone 2 (Moderate Risk)
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
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 Town of Huachuca City (AZ0402019) on EPA.gov.
Frequently Asked Questions
Is Town of Huachuca City water safe to drink?
Town of Huachuca City has recorded 3 health-based violations in the past 5 years. While the system is required to treat water to meet federal standards, you may want to consider additional precautions such as a certified water filter.
How many people does Town of Huachuca City serve?
Town of Huachuca City serves approximately 1,750 people across 2 ZIP codes in Arizona.
Where does Town of Huachuca City 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.
Frequently Asked Questions
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
Town of Huachuca City (EPA ID: AZ0402019) — request the latest Consumer Confidence Report or ask about specific contaminants.