Joint Base Pearl Harbor-hickam
EPA ID: HI0000360 · 65,230 people served · 1 ZIP code
ZipCheckup's reading of EPA SDWIS for Joint Base Pearl Harbor-hickam (HI0000360): 1 unresolved EPA violation on record. Current EPA status: Joint Base Pearl Harbor-hickam, 1 open violation, 65,230 people served.
Data: EPA SDWIS
Service Area Map
Coverage area for Joint Base Pearl Harbor-hickam Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Joint Base Pearl Harbor-hickam serves a community with a median household income of $104,779 and an estimated 37,740 residents across its service area. Approximately 80% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
Joint Base Pearl Harbor-hickam'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.
Superfund Proximity Note: This service area ranks in the 60th percentile nationally for proximity to Superfund (NPL) sites. Groundwater sources near contaminated sites may face elevated risk from industrial chemicals.
Infrastructure Risk
Detected Contaminants
How Joint Base Pearl Harbor-hickam compares to EPA limits
What This Means For You
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. 1 detection recorded.
Comparable Water Systems
Similar-sized systems in Hawaii
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
Joint Base Pearl Harbor-hickam (EPA ID: HI0000360) is a community water system in Hawaii that serves approximately 65,230 people from groundwater sources.
This system serves ZIP code 96782 in Pearl City.
Violation History
Status breakdown for accepted records with record years 2021-2026: 0 resolved, 0 archived, 0 addressed, and 1 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 |
|---|---|---|---|
| November 29, 2021 | Lead and Copper Rule | Non-health-based | Unaddressed (current) |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| 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 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 HI or modeled from parcel and building-footprint data.
- 96782 - Pearl City
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Joint Base Pearl Harbor-hickam (HI0000360) on EPA.gov.
Frequently Asked Questions
Is Joint Base Pearl Harbor-hickam water safe to drink?
The accepted 2026Q2 ECHO snapshot shows 1 current noncompliance record and zero current records classified as health-based. That classification is not a property-specific water test or safety guarantee.
How many people does Joint Base Pearl Harbor-hickam serve?
Joint Base Pearl Harbor-hickam serves approximately 65,230 people across 1 ZIP code in Hawaii.
Where does Joint Base Pearl Harbor-hickam get its water?
The primary water source is groundwater.
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 →
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Joint Base Pearl Harbor-hickam (HI): 1 EPA Violation. https://zipcheckup.com/water-system/hi0000360/
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title = {{Joint Base Pearl Harbor-hickam (HI): 1 EPA Violation}},
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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
Joint Base Pearl Harbor-hickam (EPA ID: HI0000360) - request the latest Consumer Confidence Report or ask about specific contaminants.