Florida's 2026 dengue fever outbreak

Active · last development Sep 30: “Hillsborough dengue outbreak: Lee County sends mosquito-spraying helicopters”

What this arc covers

The 2026 dengue fever outbreak in Florida's Tampa Bay area: the cases in Pasco and Hillsborough counties, the first death, the counties' states of emergency and the mosquito control campaigns.

Photo from Fox News, with Dengue fever outbreak prompts Florida counties to declare state of emergency (Sep 28), the story with the most independent sources this week.

Earliest story we hold Aug 22, 2026 · 8 stories · 23 independent sources (counted once each) · 39 days

Part ofFloridaTampaClearwater

Part of Disease outbreaks

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  6. The 2026 US cyclospora outbreak, the largest on recordJun 30 – Sep 10, 2026
  7. The 2026 salmonella outbreak traced to jalapeños from a Mexican farmAug 4 – Aug 13, 2026
  8. Florida's 2026 dengue fever outbreakThis arcAug 22 – Sep 30, 2026

Where it standsnewest first · each bar runs left to right by leaning

Sep 30Hillsborough dengue outbreak: Lee County sends mosquito-spraying helicopters2 articles · 2 independent sources
0 left, 2 center, 0 right
Sep 28– 29Dengue fever outbreak prompts Florida counties to declare state of emergency9 articles · 9 independent sources
1 left, 0 center, 2 right
Sep 25As dengue cases rise, Clearwater releases mosquitofish in local lakes3 articles · 3 independent sources
1 left, 2 center, 0 right

Key momentsthe most covered; every story is below

  1. Aug 22 – 26Case of Dengue fever confirmed in Pasco County15 articles · 7 independent sources
  2. Sep 7 – 10With dengue on the rise, Tampa woman battles ‘mosquito breeding ground’ next door14 articles · 12 independent sources
    1. Sep 7Dangerous mosquito-borne virus spreads in Florida as officials warn of rising cases
    2. Sep 8Nearly 100 dengue fever cases reported in Hillsborough County; 111 across Florida
  3. Sep 15 – 22Florida confirms a death from dengue as the state struggles with one of its worst recent outbreaks29 articles · 18 independent sources
    1. Sep 15Dengue‑carrying mosquitoes expand their reach into new territories—including Florida
    2. Sep 17Only center coverage:Dengue fever: 3 cases in Orange County; 152 local cases in Florida
    3. Sep 21Only center coverage:Map Shows Dengue Fever Cases in Each State as Florida Records First 2026 Death
  4. Sep 24 – 25Florida county declares state of emergency as dengue fever cases reach 17020 articles · 8 independent sources
  5. Sep 28 – 29Dengue fever outbreak prompts Florida counties to declare state of emergency9 articles · 9 independent sources

Who covered it, over timeindependent sources per week, by side

Aug 17Aug 24Aug 31Sep 14Sep 21Sep 28

LeftCenterRight

Point at or tap a week to see its count by side.

Every week as a table
Week ofLeftCenterRightArticles
Aug 17, 20260207
Aug 24, 20261208
Sep 7, 202643223
Sep 14, 202627317
Sep 21, 202616034
Sep 28, 20261229

26% left · 57% center · 17% right of 23 independent sources among the outlets we track, across 8 stories.

Every storyoldest first

  1. August 2026

    Aug 22– 26Case of Dengue fever confirmed in Pasco County15 articles · 7 independent sources
    1 left, 2 center, 0 right

  2. September 2026

    Sep 7– 10With dengue on the rise, Tampa woman battles ‘mosquito breeding ground’ next door14 articles · 12 independent sources
    4 left, 2 center, 2 right
  3. Sep 8– 10A Tampa woman was diagnosed with dengue fever. Within a week, she was dead.9 articles · 5 independent sources
    1 left, 2 center, 0 right
  4. Sep 15– 22Florida confirms a death from dengue as the state struggles with one of its worst recent outbreaks29 articles · 18 independent sources
    2 left, 9 center, 3 right
  5. Sep 24– 25Florida county declares state of emergency as dengue fever cases reach 17020 articles · 8 independent sources
    1 left, 4 center, 0 right
  6. Sep 25As dengue cases rise, Clearwater releases mosquitofish in local lakes3 articles · 3 independent sources
    1 left, 2 center, 0 right
  7. Sep 28– 29Dengue fever outbreak prompts Florida counties to declare state of emergency9 articles · 9 independent sources
    1 left, 0 center, 2 right
  8. Sep 30Hillsborough dengue outbreak: Lee County sends mosquito-spraying helicopters2 articles · 2 independent sources
    0 left, 2 center, 0 right