Dengue Risk in Manggarai Barat: What Residents and Visitors Should Know

Labuan Bajo — — Dengue fever is a recurring concern in Manggarai Barat, particularly during the rainy season, but recent sources do not provide a verified case count or specific outbreak data for early September 2026.

A detailed November 2024 report from local outlet Floresa, citing Manggarai Barat Health Office data, documented a significant rise in dengue cases, with 495 cases recorded by 15 November 2024, exceeding the 480 cases reported during all of 2023, and affecting multiple sub-districts including Komodo and Lembor Selatan.

That surge prompted local health authorities to call for stronger prevention efforts and community participation in mosquito-control activities, underlining that crowded housing and poor sanitation can increase the risk of dengue transmission.

Indonesia’s Health Ministry continues to promote the nationwide “Gerakan 3M Plus” approach as the core strategy for preventing dengue, focusing on eliminating mosquito breeding sites and reducing mosquito bites around homes and public facilities.

What residents can do now

Under the 3M Plus guidance, residents are encouraged to drain, cover and manage water containers and potential breeding sites regularly.

According to the Health Ministry, the three main steps are to drain places where water collects, such as baths and storage containers; to close or seal water storage so mosquitoes cannot lay eggs; and to recycle or properly dispose of unused items that can hold water, such as cans, bottles and used tires.

The “Plus” component covers additional measures to prevent mosquito bites, such as using mosquito repellents, placing larvicide in containers that are difficult to clean, sleeping under bed nets, maintaining fish that eat mosquito larvae, improving household ventilation and avoiding clothes hung indoors that can become resting places for mosquitoes.

Residents in temporary or crowded accommodation should pay particular attention to any standing water around shelters, report potential breeding sites to local health workers or shelter coordinators, and cooperate with any organised clean-up or vector-control activities.

National guidance also stresses the importance of regular community clean-up efforts and household inspections for mosquito larvae, supported by the “one house, one jumantik” initiative, in which designated community volunteers monitor and help control larvae in and around homes.

Recognising symptoms and seeking care

Dengue can cause high fever, headache, pain behind the eyes, muscle and joint pain, nausea, vomiting and rash, with severe cases leading to bleeding and shock.

Health Ministry and public-health materials emphasise that people with suspected dengue should seek assessment at health facilities rather than relying on informal advice, and that early medical evaluation can reduce the risk of severe complications.

Caregivers are advised to monitor vulnerable groups such as children, older adults and people with existing illnesses closely, and to follow treatment and referral instructions from doctors, nurses or local health centres.

If clusters of fever or suspected dengue appear in a shelter or village, residents are encouraged to inform health workers promptly so that officials can organise examination, testing and, where necessary, additional mosquito-control measures.

Context for Manggarai Barat

The November 2024 data from the Manggarai Barat Health Office, reported by Floresa, show that dengue is an established health challenge in the district, with hundreds of cases recorded across multiple areas and concern about the potential for further increases.

While that report predates any earthquake-related displacement, it underscores why residents and visitors in the district should remain alert to dengue risks, especially during periods of heavy rain and when living conditions are crowded.

Nationally, the Health Ministry has reiterated its goal of sharply reducing dengue deaths by 2030, relying on expanded prevention measures including 3M Plus, strengthened community surveillance of larvae and public education campaigns.

Because recent, detailed data for Manggarai Barat in September 2026 are not yet publicly available, residents are advised to seek up-to-date information on case numbers, affected villages and referral facilities directly from local health centres, hospitals or district authorities.

Sources

• Kementerian Kesehatan RI – Kendalikan DBD dengan PSN 3M Plus
• Prohealth.id – Berantas Dengue dengan Edukasi dan Vaksinasi
• Floresa – Kasus DBD di Manggarai Barat Melonjak, Warga Diajak Lakukan Upaya Pencegahan
• CNN Indonesia – Wamenkes Targetkan Nol Kematian Dengue pada 2030
• RCTI+ News – Kemenkes Targetkan Zero Dengue Deaths 2030, Ini Strategi Pengendalian Infeksi