Today in Public Health
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Yellow-fever activity remains elevated in Tolima, Colombia

Increased yellow-fever activity is concentrated in Tolima, including newly affected areas adjoining the historical vaccination zone. This remains geographically specific rather than a nationwide outbreak.

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Location
Tolima Department, Colombia
Department-level representative point
First seen
September 18, 2026
Last verified
September 22, 2026

Markers use representative points at the country or regional level, not exact incident locations. Placement indicates the affected area, not a precise site.

What changed since the prior scan

No change following prior addition.

History

  1. First seen (source)

    First reported by the primary source. External event date, not a TiPH publication date.

  2. Added to the desk

    Added to the Global Signal Desk in the September 22 scan.

Primary sources

Who works on this?

Events like this are answered by teams across public health. These are real profession types that respond to this kind of event — not people assigned to it.

  • Medical entomologist

    Studies disease-carrying insects to guide vector control.

  • Vector-control specialist

    Reduces mosquito and vector breeding and biting risk.

  • Epidemiologist

    Tracks how and where disease spreads and estimates risk to populations.

  • Travel-medicine physician

    Advises and protects travelers to affected regions.

  • Community health educator

    Builds prevention knowledge and behavior-change programs locally.

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Corrections & updates

This record is reverified against its primary sources on a twice-daily scan. When the evidence changes, the record changes and the change is logged in the review record — including signals we remove. This is situational awareness, not clinical or travel advice.

Review recordResolved archiveHow the desk decides

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