Dengue Situation - Porto Alegre at Jan. 31, 2026
Population: 1.4 million of inhabitants.
Estimated Incidence epidemiological week 4: 0 per 100 thousand inhabitants.
Arborivirosis Situation report of :
Porto Alegre
For more details go to the States page:
RS
Select the disease to be shown
Dengue
Chikungunya
Zika
Chance of alert
orange or
red for Dengue
in the municipality of Porto Alegre in the next week: 0%
The map below shows the alert levels of the municipalities that belong to the same health region as
Porto Alegre, which is highlighted with blue borders. To see the estimated cases and the alert for the past weeks, click on the municipality.
Attention Levels
No risk. When the map is green, there is neither transmission nor good conditions for mosquito reproduction.
Dengue season. At the yellow level, we have favorable climatic conditions for mosquito breeding. But still without significant transmission of the disease.
Transmission of Dengue. At the orange level, we have already seen a pronounced incidence of Dengue, but we can not yet confidently say that we will have an epidemic.
High activity. At this level we have intense viral activity. All care is short, and we need to be aware of Dengue symptoms and seek the doctor immediately in case of suspected Dengue.
0
Estimated cases
We estimate between 0 and 0 new cases on epidemiological week
202604: Jan. 25, 2026 to Jan. 31, 2026. With 0 officially notified cases so far
Previous 12 weeks:
Want to report a breeding site?
In case of suspected breeding of mosquitoes,
Select the disease to be shown
Dengue
Chikungunya
Zika
Chance of alert
orange or
red for Dengue
in the municipality of Porto Alegre in the next week: 0%
The map below shows the alert levels of the municipalities that belong to the same health region as Porto Alegre, which is highlighted with blue borders. To see the estimated cases and the alert for the past weeks, click on the municipality.
Attention Levels
No risk. When the map is green, there is neither transmission nor good conditions for mosquito reproduction.
Dengue season. At the yellow level, we have favorable climatic conditions for mosquito breeding. But still without significant transmission of the disease.
Transmission of Dengue. At the orange level, we have already seen a pronounced incidence of Dengue, but we can not yet confidently say that we will have an epidemic.
High activity. At this level we have intense viral activity. All care is short, and we need to be aware of Dengue symptoms and seek the doctor immediately in case of suspected Dengue.
0 Estimated cases
We estimate between 0 and 0 new cases on epidemiological week 202604: Jan. 25, 2026 to Jan. 31, 2026. With 0 officially notified cases so far
Previous 12 weeks:
Want to report a breeding site?
In case of suspected breeding of mosquitoes,