More Than 400 People Suspected to Have Died from Extreme Heat in Arizona County
Over 400 suspected heat-related deaths involve unsheltered residents suffering burns and dehydration as temperatures surpass 110 degrees, with many cases still under investigation, officials said.
- Over 400 deaths possibly linked to extreme heat have been reported in Maricopa County, Arizona, so far in 2025, with numerous cases still under review as of mid-August.
- The rising number of heat-related deaths results from unrelenting high temperatures, dangerous urban heat zones, and barriers to safety faced by the unsheltered population in Phoenix.
- Nonprofit-Led medical outreach teams such as Circle the City provide treatment for extreme heat-related conditions including serious dehydration, heat exhaustion, and severe burns resulting from asphalt temperatures reaching 180 degrees, while many individuals decline hospital care to remain close to their animals or personal possessions.
- The Maricopa County medical examiner confirmed 35 heat deaths this year, with 17 directly caused by heat and 18 where heat contributed, while temperatures hit daily highs over 110 degrees, including a record 118 degrees in August.
- This ongoing crisis highlights a growing public health emergency fueled by climate change, underscoring the urgent need for prevention and improved support for vulnerable individuals exposed to extreme heat.
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400 Die Amid Arizona Heat Wave; Melting Glacier Brings Floodwaters to Alaska’s Capital
In Arizona, public health officials warn extreme heat in Maricopa County has led to the suspected deaths of over 400 people so far this summer. August is on track to be Phoenix’s hottest on record, with temperatures reaching at least 110 degrees Fahrenheit every day this month except one. In Alaska, a lake of rainwater and melted snow burst a glacial dam north of Juneau on Wednesday, causing the Mendenhall River to swell to a record height, flood


More than 400 people suspected to have died from extreme heat in Maricopa County this year
More than 400 people are suspected to have died due to extreme heat in the Phoenix area so far this year. Temperatures have hit over 110 degrees everyday so far this month in Maricopa County, Arizona, save for one day,…
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