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(c) 2010-2026 Jon L Gelman, All Rights Reserved.

Tuesday, June 30, 2026

When the Workplace Overheats

Record Heat, Worker Safety, and the Compensation Question


A dangerous heat dome is settling over the eastern United States, and forecasters warn that New Jersey could see multiple days above 100 degrees through the Fourth of July holiday weekend. The National Weather Service has issued an extreme heat watch covering the entire state from Wednesday afternoon through Saturday evening, warning that all-time record highs could be challenged and that heat index values may reach 110 to 115 degrees. For workers who labor outdoors or in uncontrolled indoor environments, this is not merely uncomfortable weather; it is a recognized occupational hazard with real legal consequences.

Heat is the leading cause of death among all hazardous weather conditions in the United States. According to the Bureau of Labor Statistics, hundreds of workers have died from environmental heat exposure over the past decade, and tens of thousands more have suffered heat-related injuries serious enough to require days away from work. Public health agencies acknowledge these figures are likely significant underestimates. With overnight lows expected to remain in the upper 70s and lower 80s, workers will get little nighttime recovery, compounding the cumulative physiological strain of consecutive hot days.

A Recognized Hazard, Not Just Bad Weather

Under the federal Occupational Safety and Health Act, employers must furnish a workplace free from recognized hazards that cause or are likely to cause death or serious physical harm. The Occupational Safety and Health Administration distills heat protection into three words: Water, Rest, Shade, but the underlying obligation is substantive. OSHA continues to advance a proposed federal Heat Injury and Illness Prevention standard for both indoor and outdoor work, which would require covered employers to develop written prevention plans, monitor conditions, and protect workers during the critical acclimatization period.

Acclimatization deserves particular attention. Nearly three-quarters of heat-related workplace fatalities occur during a worker's first week on the job, before the body has adapted to the thermal load. OSHA's guidance recommends a graduated schedule under which new or returning employees spend no more than 20 percent of a shift in the heat on day one, increasing exposure by no more than 20 percent each day. Employers who ignore this principle expose their newest workers to the greatest danger.

Resources for Employers

Employers preparing for this heat wave should develop a formal heat-illness prevention program. Key components include:

       Acclimatization schedules that follow the 20 percent rule for new and returning workers.

       Engineering controls such as shade structures, ventilation, fans, air conditioning, and reflective barriers.

       Administrative controls including scheduling strenuous tasks for cooler morning or late-afternoon hours and rotating physically demanding job functions.

       Monitoring and training, with a designated person on site to watch conditions and worker health, plus regular instruction on recognizing heat illness.

       Emergency planning ensures clear communication protocols so that emergency services can be summoned quickly.

The OSHA-NIOSH Heat Safety Tool app provides a real-time heat index and risk-specific work planning recommendations, and OSHA's Heat Illness Prevention Campaign offers quick cards, checklists, and workplace posters.

Resources for Workers

Workers have the right to a safe workplace and the right to raise safety concerns without fear of retaliation. During extreme heat, they should:

       Hydrate frequently, drinking roughly one cup of cool water every 20 minutes even before feeling thirsty, and adding electrolyte beverages during prolonged exertion.

       Rest and recover on scheduled breaks in shaded or air-conditioned areas, without waiting to feel ill.

       Dress for the heat, wearing light-colored, loose-fitting, breathable clothing and a hat where practical.

       Use the buddy system, watching coworkers for early symptoms of heat illness.

New Jersey residents can also draw on state resources. The NJDEP Heat Hub of NJ offers preparation guidance, and residents can call or text 2-1-1 to locate official cooling centers. Federal preparedness materials are available through Heat.gov.

Recognizing Heat Illness

Knowing the difference between minor fatigue and a medical emergency can save a life. Heat exhaustion presents as tiredness, weakness, dizziness, headache, nausea, and heavy sweating; the response is to move the worker to a cooler area, remove excess clothing, cool with water and fans, and seek medical care. Heat stroke is a true emergency, marked by confusion, fainting, seizures, very high body temperature, and hot, dry, red skin. The correct response is to call 911 immediately, cool the worker aggressively with ice or cold water, and stay with them until help arrives.

Where Workers' Compensation Enters the Analysis

OSHA standards aim to prevent injuries. Workers' compensation determines who pays once a worker is hurt or killed. A heat injury is generally compensable when it arises out of and in the course of employment, and compensation is typically available without regard to employer fault. Benefits can include temporary disability, permanent disability, medical treatment, and, in fatal cases, death benefits for surviving dependents.

The recurring battlegrounds are causation and coverage. Employers and carriers frequently dispute whether a heat illness arose from work or from an idiosyncratic personal condition, and medical evidence often decides the question. Postmortem electrolyte and core-temperature findings have proven decisive in litigated heat-death cases. A second battleground is employment status and the exclusive-remedy bar, which can determine whether a family proceeds through the compensation system or through a civil tort suit.

Two decisions illustrate how these disputes unfold. In Secretary of Labor v. A.H. Sturgill Roofing, Inc., 2019 O.S.H.D. 33712, 2019 WL 1099857 (2019), the Occupational Safety and Health Review Commission addressed the heat-stroke death of a temporary roofing laborer on his first day, applying the general duty clause to a heat hazard and underscoring the special vulnerability of unacclimatized new workers.[1] In In re Hellas Construction, Inc., a Texas appellate court confronted the heat-stroke death of a young construction worker who collapsed in 99-degree weather; because the company disputed that he was its employee, the court routed the threshold employment question to the Division of Workers' Compensation before the family's tort suit could proceed.[2] The same fatality can simultaneously implicate OSHA enforcement, the workers' compensation system, and civil tort liability, with the employment determination controlling which door a family may use.

The Impact on Worker Benefits

For an injured worker or a grieving family, these distinctions are not academic. When a heat injury is accepted as compensable, the worker gains access to medical care and wage-replacement benefits without having to prove the employer was at fault, and a surviving spouse or dependent child may receive death benefits. When coverage or causation is contested, those benefits can be delayed or denied, and the worker may be forced to litigate a civil claim that is harder to win and slower to resolve. Cases like Sturgill Roofing and Hellas Construction show that an employer's regulatory compliance, or its failure, can shape both the compensation claim and any parallel litigation. The practical lesson for workers and their counsel is to treat heat claims as occupational-exposure claims, document working conditions and weather contemporaneously, secure prompt medical evaluation, and preserve the medical and environmental proof that so often decides these disputes.

Preparing for a Hotter Season

With record heat bearing down on New Jersey, a maturing patchwork of state protections, and a federal heat standard still working its way toward finalization, the prudent course is to prepare now. Employers should build heat programs to the strictest applicable standard, train supervisors to recognize early symptoms, and protect new and returning workers through proper acclimatization. Workers and their counsel should understand that heat injuries are compensable occupational events and act quickly to preserve proof. The heat is arriving. The legal infrastructure around it is still taking shape.

Sources

Secretary of Labor v. A.H. Sturgill Roofing, Inc., OSHRC Docket No. 13-0224 (2019).

In re Hellas Construction, Inc., No. 06-19-00200-CV (Tex. App. 2019).

OSHA, Heat Illness Prevention Campaign.

OSHA-NIOSH Heat Safety Tool App.

NJDEP, Heat Hub of NJ, Prepare and Plan.

FEMA, Be Prepared for Extreme Heat (Heat.gov).

National Weather Service, Extreme Heat Watch, New Jersey (June 2026); NJ.com, Dangerous heat wave could break all-time recordsThe New York Times, Heat Dome Could Bring Triple-Digit Temperatures.

About the Author

Jon L. Gelman of Wayne, NJ is the author of NJ Workers' Compensation Law (West-Thomson-Reuters) and co-author of Modern Workers' Compensation Law (West-Thomson-Reuters).

Blog: Workers' Compensation   |   LinkedIn: JonGelman   |   Substack: jongelman.substack.com   |   Blue Sky: jongelman@bsky.social

© 2026 Jon L Gelman. All rights reserved. | Attorney Advertising | Prior results do not guarantee a similar outcome.

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[1]Secretary of Labor v. A.H. Sturgill Roofing, Inc., OSHRC Docket No. 13-0224 (2019).

[2]In re Hellas Construction, Inc., No. 06-19-00200-CV (Tex. App.—Texarkana 2019).

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