93,000 People, One Fuel Tank: The Red Hill Water Contamination Trial and Its Limits
By Paul E. Rosenfeld, M.S., Ph.D., Principal Environmental Chemist, RoseyFields LLC, Santa Monica, California
A World War II-era fuel facility fails in 2021
The U.S. Navy’s Red Hill Bulk Fuel Storage Facility, built into volcanic rock above Oahu’s aquifer during World War II, released jet fuel into the water system serving roughly 93,000 people at Joint Base Pearl Harbor-Hickam in November 2021, contaminating drinking water relied on by military families for drinking, bathing, and laundry. Dr. Paul E. Rosenfeld, M.S., Ph.D. of RoseyFields LLC addressed the resulting exposure reconstruction in the bellwether federal litigation (Feindt, 2024).
A rare government admission
In an unusual posture for environmental litigation, the U.S. government’s own court filings admitted that the spill “caused a nuisance” and breached a duty of care, while disputing that the resulting exposure levels were sufficient to cause the specific long-term health effects individual plaintiffs alleged, framing the trial primarily around dose and causation rather than liability for the spill itself (Feindt, 2024).
The court’s finding on the central factual dispute
After a bellwether trial involving 17 representative plaintiffs in spring 2024, U.S. District Judge Leslie Kobayashi found that all of the bellwether plaintiffs were exposed to an environmental hazard and were sickened by it, rejecting the government’s central defense that there was insufficient evidence anyone was actually harmed (Feindt, 2024).
A court that also limited the scope of causation testimony
In the same proceedings, the court restricted certain expert testimony addressing long-term illness allegedly caused by the jet fuel exposure, citing a limited body of human-subjects medical literature specifically addressing chronic health effects of this type of fuel exposure, illustrating that even a finding of liability and harm does not guarantee unlimited latitude for every category of medical causation opinion offered.
Damages considerably below what plaintiffs sought
The court’s damages awards, ranging from roughly $5,000 to $100,000 per plaintiff and totaling approximately $680,000 across the bellwether group, fell well short of the $225,000 to $1.25 million per plaintiff the families had requested, a gap that reflects how a favorable liability and causation finding can still be followed by a considerably more conservative damages calculation than plaintiffs anticipated.
The exposure reconstruction challenge at Red Hill
Because the contamination event was acute and time-limited, occurring over roughly 24 hours in November 2021, exposure reconstruction focused on characterizing jet fuel constituent concentrations, including benzene, toluene, ethylbenzene, and xylenes, in drinking water at specific housing areas during the days and weeks immediately following the release, before extensive flushing and remediation activities began.
Why flushing efforts complicated, rather than simplified, the exposure record
The government’s water system flushing response, intended to remove contamination, also altered the contamination profile over time in ways that plaintiffs alleged did more harm by redistributing fuel constituents through the system, requiring exposure reconstruction to account for a changing contamination pattern across the response period rather than a single static concentration.
The regulatory benchmarks applied to jet fuel constituents
Benzene, a component of the jet fuel involved in the Red Hill release, is regulated under the Safe Drinking Water Act at a Maximum Contaminant Level of 5 parts per billion, and EPA’s toxicological review of benzene’s noncancer effects provided a relevant reference concentration against which the reconstructed drinking-water concentrations at Red Hill could be evaluated (US EPA, IRIS: Benzene).
Thousands of additional claims still pending
The 17 bellwether plaintiffs represented a small fraction of the more than 7,500 individuals who filed claims arising from the Red Hill contamination, with subsequent settlements reached for thousands of additional claimants following the bellwether trial, meaning the exposure and causation framework established in the initial trial has direct bearing on resolving the much larger remaining claimant population.
Why Red Hill illustrates the full complexity of acute contamination litigation
The case demonstrates that a defendant’s admission of liability, a favorable exposure and harm finding, and a subsequent damages award constrained by evidentiary limits on causation testimony can all occur within a single proceeding, underscoring why exposure reconstruction and dose calculation, not liability alone, frequently determine the ultimate value of an environmental contamination claim. For further reading on Dr. Rosenfeld’s drinking-water contamination assessment work, see RoseyFields.com.
References
1. Feindt PJ, Jr., et al. v The United States of America. Case No. 1:22-cv-LEK-KJM, US District Court for the District of Hawaii; trial March 29-April 5, 2024; damages order 2025.
2. US Environmental Protection Agency. National Primary Drinking Water Regulations: Volatile Organic Chemicals (Benzene). 40 CFR § 141.61.
3. US Environmental Protection Agency. Toxicological Review of Benzene (Noncancer Effects). Integrated Risk Information System (IRIS). Washington, DC: US EPA; 2003.
4. Agency for Toxic Substances and Disease Registry. Toxicological Profile for Benzene. Atlanta, GA: US Department of Health and Human Services; 2007.
5. Federal Tort Claims Act, 28 USC §§ 1346(b), 2671-2680.
6. US Navy. Red Hill Bulk Fuel Storage Facility Closure and Remediation. Washington, DC: US Department of the Navy.
7. US Environmental Protection Agency. Emergency Order for Red Hill Bulk Fuel Storage Facility. Washington, DC: US EPA; 2021.
8. Agency for Toxic Substances and Disease Registry. Toxicological Profile for Total Petroleum Hydrocarbons (TPH). Atlanta, GA: US Department of Health and Human Services; 1999.
9. Hughes, et al. v United States of America. US District Court for the District of Hawaii (consolidated with Feindt for settlement purposes).
10. US Environmental Protection Agency. Revisions to the Guideline on Air Quality Models. 40 CFR Part 51, Appendix W. Fed Regist. 2017;82(10):5182-5235.
11. Rosenfeld PE, Spaeth KR, McCarthy SJ, et al. Camp Lejeune Marine cancer risk assessment for exposure to contaminated drinking water from 1955 to 1987. Water Air Soil Pollut. 2024;235:124.
12. US Environmental Protection Agency. Toxicological Review of Ethylbenzene. Integrated Risk Information System (IRIS). Washington, DC: US EPA.
13. Rosenfeld PE. RoseyFields LLC: Drinking Water Contaminant Fate and Transport Assessment. Santa Monica, CA: RoseyFields LLC; 2026.
14. US Navy. Report on the November 2021 Red Hill Fuel Release Investigation. Washington, DC: US Department of the Navy; 2022.