Cave Creek Water
EPA ID: AZ0407016 · 5,895 people served · 6 ZIP codes
The EPA enforcement database lists 11 active violations for Cave Creek Water — a provider that delivers drinking water to approximately 5,895 people and has not yet formally resolved those findings.
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 4 (2021) to 4 (2025). The pattern suggests growing compliance challenges.
Service Area Map
Coverage area for Cave Creek Water Source: EPA SDWIS service area boundaries.
Service area boundary — Grade C
Service Area Demographics
The Cave Creek Water serves a community with a median household income of $123,710 and an estimated 101,032 residents across its service area.
🌊 Where Does Your Water Come From?
Cave Creek Water's water is drawn from rivers, lakes, or reservoirs. Surface water sources are more exposed to agricultural runoff, stormwater, and upstream discharges, but they typically receive more intensive treatment before reaching your tap.
About 1% of homes in Maricopa 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 Cave Creek Water compares to EPA limits
What This Means For You
E. coli at 9 Zero tolerance (any positive sample triggers immediate action) exceeds the EPA maximum of Zero tolerance (any positive sample triggers immediate action). Severe GI illness; potentially fatal kidney failure in children. Consider UV disinfection (99.99%) filtration.
Revised Total Coliform Rule at 5 presence exceeds the EPA maximum of presence.
Contaminant 1919 at 2 mg/L exceeds the EPA maximum of mg/L.
Stage 1 DBP Rule at 2 mg/L exceeds the EPA maximum of mg/L.
Contaminant 1996 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. 8 detections recorded.
E. coli was detected in this water system. UV disinfection (99.99%) 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
Cave Creek Water (EPA ID: AZ0407016) is a community water system in Arizona that serves approximately 5,895 people from surface water sources.
This system provides water to 6 ZIP codes across 5 communities.
Average Home Safety Score: C (64/100)
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 |
|---|---|---|---|
| August 14, 2025 | Lead and Copper Rule | Monitoring | Unresolved |
| July 1, 2025 | Consumer Confidence Report Rule | Monitoring | Resolved |
| June 1, 2025 | Revised Total Coliform Rule | Monitoring | Unresolved |
| June 1, 2025 | E. coli | Monitoring | Unresolved |
| October 1, 2024 | E. coli | Monitoring | Resolved |
| September 1, 2024 | E. coli | Monitoring | Resolved |
| July 1, 2024 | Stage 1 DBP Rule | Monitoring | Resolved |
| July 1, 2024 | E. coli | Monitoring | Unresolved |
| March 1, 2024 | Chlorite | Monitoring | Resolved |
| October 1, 2023 | E. coli | Monitoring | Unresolved |
| September 1, 2023 | E. coli | Monitoring | Unresolved |
| August 1, 2023 | E. coli | Monitoring | Unresolved |
| July 1, 2023 | Stage 1 DBP Rule | Monitoring | Resolved |
| July 1, 2023 | E. coli | Monitoring | Unresolved |
| July 1, 2023 | Contaminant 1996 | Monitoring | Resolved |
| April 1, 2023 | Revised Total Coliform Rule | Monitoring | Resolved |
| January 1, 2023 | Contaminant 1919 | Monitoring | Unresolved |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| E. coli | Microbiological | 9 | No |
| Revised Total Coliform Rule | Microbiological | 5 | No |
| Contaminant 1919 | Other Violation | 2 | No |
| Stage 1 DBP Rule | Treatment Failure | 2 | No |
| Contaminant 1996 | Other Violation | 1 | No |
| Chlorite | Disinfection Byproducts | 1 | No |
| Lead and Copper Rule | Treatment Failure | 1 | No |
| Consumer Confidence Report Rule | Reporting Failure | 1 | No |
Lead & Copper
EPA Lead and Copper Rule sampling data for ZIP codes served by this system:
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: 5 ZIP codes confirmed via EPA Community Water System Service Area Boundaries v3 plus 1 additional ZIP inferred from SDWIS registry data. The EPA-confirmed set is the most reliable; SDWIS-inferred entries may be narrower than the real deployment area.
- 85086 — Phoenix
- 85087 — New River
- 85266 — Scottsdale
- 85327 — Cave Creek
- 85331 — Cave Creek
- 85377 — Carefree
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Cave Creek Water (AZ0407016) on EPA.gov.
Frequently Asked Questions
Is Cave Creek Water water safe to drink?
Cave Creek Water has only monitoring/reporting violations, which are procedural in nature. The system meets federal health-based standards.
How many people does Cave Creek Water serve?
Cave Creek Water serves approximately 5,895 people across 6 ZIP codes in Arizona.
Where does Cave Creek Water get its water?
The primary water source is surface water.
Federal UCMR5 PFAS Monitoring: Tested Clean
This water system was tested under the federal EPA Unregulated Contaminant Monitoring Rule (UCMR5). No PFAS compounds were detected.
Current MCL reflects the lowest state-enforceable limit (NYS 10 ppt for PFOA/PFOS, effective August 2020). The federal final MCL of 4 ppt for PFOA/PFOS (EPA April 2024 rule) is not enforceable until April 2029. Detections above 4 ppt but below 10 ppt are below current MCL but above the future federal limit.
Source: U.S. EPA UCMR5 (Unregulated Contaminant Monitoring Rule, 5th cycle) — per-system federal sampling, 2023–2025. EPA UCMR5 monitoring program →
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
Cave Creek Water (EPA ID: AZ0407016) — request the latest Consumer Confidence Report or ask about specific contaminants.