Arizona Now Leads Nation in Drug Death Rate as Fentanyl Goes From Pill to Powder

Arizona overtook West Virginia in 2025 to record the highest drug death rate even as overdose deaths continued to decline across much of the country.

Arizona recorded 43.5 drug deaths per 100,000 residents, nearly twice the national rate of 22.1, according to a New York Times analysis of provisional federal mortality data. Arizona and neighboring New Mexico posted the nation’s largest increases, and Arizona was the only state where drug deaths remained above their post-COVID peak. The increase reflects a dangerous convergence of powdered fentanyl, widespread methamphetamine use, extreme heat, homelessness and reduced access to outreach services.

Counterfeit fentanyl pills known as “blues,” manufactured to resemble 30-milligram oxycodone tablets, have largely disappeared from Arizona’s illicit retail market, replaced with powdered fentanyl, which is stronger and more difficult to dose because potency can vary substantially.

The shift is occurring even as Arizona continues to lead the nation in fentanyl pill seizures. ABC 15 reported that during a recent phase of the Drug Enforcement Administration’s Operation Fentanyl Free America, nearly 3 million of the 4.7 million fentanyl pills confiscated nationwide were seized in Arizona. The seizures underscore the state’s role as a trafficking corridor but do not necessarily reflect what is most commonly being sold and consumed locally.

Methamphetamine is adding another layer of risk. Researchers estimate that 80% to 90% of fentanyl users in the region also use meth, sometimes in an attempt to counter fentanyl’s sedating effects. Clinicians warn that combining an opioid and stimulant places additional strain on the body, particularly during periods of extreme heat.

A Times analysis of Maricopa County medical examiner data found drug deaths increased 40% when Phoenix temperatures exceeded 110 degrees. On days reaching 115 degrees, daily drug deaths nearly doubled.

Dr. Matt Evans, a member of Circle the City’s street medicine team, told the Times he has treated people who lost consciousness after using fentanyl and suffered third-degree burns from superheated pavement.

Substance use and extreme heat do not mix.

People experiencing homelessness face some of the greatest risk because they have limited access to shade, water and healthcare. Encampment removals and a new Phoenix ordinance restricting the provision of medical care and food in city parks have also raised concerns among outreach organizations that say the policies make vulnerable residents more difficult to reach, according to Becker’s Behavioral Health, which also summarized the Times’ analysis.

Early 2026 data offer some reason for cautious optimism. Reports of nonfatal overdoses in Phoenix were 17% lower through June than during the same period in 2025, while preliminary Maricopa County data suggest drug deaths may also be declining. Officials caution that overdose death investigations can take months to complete, making it too early to determine whether Arizona’s trajectory has changed.