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  2. Red Hill
  3. About Red Hill

Frequently Asked Questions About the Red Hill Bulk Fuel Storage Facility in Hawai'i

    
  • About Red Hill
  • About the Fuel Releases
  • Frequently Asked Questions
On this page:
  • Drinking Water
  • Environmental Investigation and Remediation
  • Defueling and Closure
  • Enforcement
  • Aquifer Impacts

Drinking Water

Search the Drinking Water FAQs »

  • How does EPA know that the drinking water at the Joint Base Pearl Harbor-Hickam (JBPHH) and Aliamanu Military Reservation (AMR) drinking water systems is safe and clean?

  • Are those residing on the Joint Base Pearl Harbor-Hickam (JBPHH) and Aliamanu Military Reservation (AMR) currently being exposed to jet fuel in the drinking water?

  • Now that EPAʻs Final Drinking Water Assessment Report has been published, will there still be testing on the Joint Base Pearl Harbor-Hickam (JBPHH) and Aliamanu Military Reservation (AMR) drinking water systems?

  • How can EPA conclude that the Joint Base Pearl Harbor-Hickam (JBPHH) and Aliamanu Military Reservation (AMR) JBPPH/) public water systems are free of fuel while also acknowledging that there were low level total petroleum hydrocarbon (TPH) detections when

  • Where can I find EPA’s Drinking Water Assessment of Joint Base Pearl Harbor-Hickam (JBPHH) and Aliamanu Military Reservation (AMR) Public Water Systems?

  • Where can I learn more about the split sample data used during Extended Drinking Water Monitoring in the Final Report?

  • How does EPA receive questions regarding the Joint Base Pearl Harbor-Hickam (JBPHH) and Aliamanu Military Reservation (AMR) drinking water systems?

  • When will the Navy Aiea Halawa shaft be reactivated? What is EPA’s role in the Navy Aiea Halawa shaft reactivation?

  • When will Red Hill Shaft be reactivated?

  • EPA’s 2022 inspection found that the Navy needed to make improvements in the operation and maintenance of the public water system. What progress has been completed since then, and is the system now being properly managed?

  • What is the EPA Red Hill Split Sample Drinking Water Results dashboard and what does it provide?

  • What is split sampling and why did EPA include this during the Extended Drinking Water Monitoring Plan?

  • What is EPA’s stance on the Navy’s 2024 Tech Memo?

  • Of the 119 analytes: did these include additives to JP-5 such as antioxidants, anti-icing agents, and corrosion inhibitors and Simple Green?

  • Why is the ʻAiea-Hālawa GAC-IX filter being proposed for removal after 9 quarters? What standards will be used to determine acceptable PFAS levels?

  • Has the Navy’s risk and resiliency assessment (after findings in both 2022 and 2024) been revised and reviewed? Is the assessment available to the public?

  • Is it safe to restart a drinking water shaft in this area when scientists are still working to understand groundwater flow under Red Hill?

  • Why is the Navy continuing to flush drinking water lines?

  • When will the Navy complete the 2023 ACO requirement to inspect, maintain, and clean the Join Base Pearl Harbor-Hickam public water system water storage tanks?

  • What scientific facts support the re-opening the Navy ʻAiea-Hālawa Shaft (NAHS)?

Environmental Investigation and Remediation

Search the Environmental Investigation and Remediation FAQs »

  • Why did the Navy’s lab change the sample matrix on the laboratory reports from “drinking water” to “groundwater” in September and October of 2021?

  • Why are sample numbers missing from the groundwater samples collected between May and November of 2021?

  • Is there a remediation standard the Navy must comply with?

  • Is the Navy required to investigate and remediate all confirmed releases from the Red Hill Facility, even those before the 2021 JP-5 releases?

  • Why does it take so long before laboratory reports are finalized?

  • Why would regulators allow a drinking water well to operate or reopen within a mile of the Red Hill Release?

  • Navy labs modified reports after they were issued – is this normal?

  • Did delays in reporting results between May and November 2021 prevent regulators from conducting in-depth analysis of water contaminants and impacts to Red Hill Shaft?

  • Will remedial options besides natural attenuation be considered?

  • Is the Navy currently considering any active remediation technologies?

  • Where is the Navy required to sample for historical releases during site assessment?

  • What data governance practices are in place to avoid irregularities and to build trust in the data?

  • Has potential contamination from the Oily Waste Disposal Facility been characterized?

Defueling and Closure

  • Are there any concerns about the potential environmental impacts of foams and coatings the Navy is proposing to use in the pipelines and tanks for closure?

Enforcement

  • Why wasn’t the public consulted when drafting the 2023 Order?

Aquifer Impacts

  • How does EPA know that Polycyclic Aromatic Hydrocarbon (PAH) detections at ʻAiea Wells are not related to any/all historic Red Hill fuel spills?

  • How far has contamination spread in the aquifer? Is it moving toward our drinking water?

Search the FAQs

Search the Red Hill FAQs »

Questions?

If you have questions about EPA’s work on Red Hill, please submit your questions via email to RedHill@epa.gov.

If you have questions about actions the Navy is taking to defuel Red Hill, enter your questions in the Contact Form at the bottom of the Joint Task Force-Red Hill webpage.

For any other matters, please reach out to the individuals listed on the contacts list.

Red Hill

  • About Red Hill
    • About the Fuel Releases
    • Frequently Asked Questions
  • Closure of the Red Hill Bulk Fuel Storage Facility
    • Defueling Plan
    • Closure Plan
  • Drinking Water Quality
    • About the 2026 Drinking Water Report
  • Environmental Investigation and Remediation
    • Groundwater Results Application
    • 2015 Administrative Order
  • Inspections and Enforcement
    • 2023 Administrative Consent Order
      • Community Representation Initiative
    • 2015 Administrative Order
      • Parties to the Agreement
      • Investigation and Remediation
      • - Fuel Releases
      • - Groundwater Flow Patterns
      • - Groundwater Monitoring
      • Tank Infrastructure Improvements
      • - Corrosion and Metal Fatigue Practices
      • - Release Detection
      • - Risk and Vulnerability Assessment
      • - Tank Inspection, Repair and Maintenance
      • - Tank Upgrade Alternatives
      • Additional Documents
      • Remediation Roundtable
    • Drinking Water Quality
    • Spill Prevention and Underground Storage Inspections
    • Fire Suppressant (“AFFF”) Spill
    • Defueling Plan and Closure
  • Public Engagement
    • Email Distribution List
    • Calendar of Events
    • Webinars
    • Community Representation Initiative (2023 Order)
    • Remediation Roundtable (2015 AOC)
Contact Us About Red Hill
Contact Us About Red Hill to ask a question, provide feedback, or report a problem.
Last updated on May 22, 2026
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