The Latest Breaking News from Maricopa County

Maricopa County Confirms 230 Heat Deaths, 60% Ahead of Last Year's Pace, as Indoor Share Rises to 34%

Maricopa County has confirmed 230 heat deaths in 2026, 60% more than at this point last year, with 567 more under review and more deaths occurring indoors.

Medical Daily · 7h ago

Hall Pass: Your Ticket to Understanding School Board Politics, Edition #217

Welcome to Hall Pass, a newsletter written to keep you plugged into the conversations driving school board governance, the politics surrounding it, and education policy.

Ballotpedia · Aug 5

Cooling Centers Run on Rules That Differ by County, and the Real Gap Is Closing Time

Cooling center rules vary by county, with no national standard. Most close in the evening, leaving the overnight hours that matter most uncovered.

Medical Daily · Jul 30

Phoenix Leads the Nation in West Nile Virus Deaths as 2026 Season Becomes Worst in Over Two Decades

Maricopa County reports 29 West Nile cases and 4 deaths — the worst early-season start in over 20 years. CDC confirms 48 cases in 23 states. What Phoenix residents need to know now.

Medical Daily · Jul 17

West Nile Season Opens at a 22-Year High with 38 of 48 Cases Already Involving Brain Disease

CDC confirms 48 West Nile cases by June 30, 2026 — 38 involving brain disease. The earliest severe start in 22 years, with peak season still ahead. What to know now.

Medical Daily · Jul 16

Wisconsin Reports Its First West Nile Virus Activity as 23 States Enter a Record Early Season

Wisconsin confirmed its first West Nile detections July 14 as 23 states report the worst early-season activity since 2004. Here's who is most at risk.

Medical Daily · Jul 15

West Nile Virus Is Entering Peak Transmission Season, and 2026 Is Already the Worst in Over 20 Years

West Nile virus 2026 enters peak August-September window. CDC confirmed 48 cases by June 30, nearly 5x the historical average. Maricopa County: 29 cases, 5 deaths. No vaccine exists.

Medical Daily · Jul 15

CDC Says West Nile Virus Is Off to Its Earliest Start Since 2004 as Peak Season Approaches

CDC confirms 48 West Nile cases by June 30, 2026 — nearly 5x the historical average. Maricopa County leads with 29 cases and 5 deaths. Peak season is still ahead.

Medical Daily · Jul 13

West Nile Virus Season Hits a 22-Year High as CDC Urges Mosquito Precautions in 23 States

West Nile virus hits 22-year early-season high with 48 cases in 23 states as of June 30. CDC urges DEET use and mosquito control now.

Medical Daily · Jul 10

Phoenix Braces for 114°F Heat as Officials Urge Arizona Residents to Take Immediate Precautions

Phoenix faces 114°F heat under an NWS Extreme Heat Warning through Thursday. Heat deaths hit 430 in Maricopa County in 2025. Here's what to do right now.

Medical Daily · Jul 9