Indonesia, Volcanic Activity of Lewotobi Laki-Laki (East Nusa Tenggara)

Eruption of Mount Lewotobi Laki-laki in East Flores Regency, East Nusa Tenggara Province
➢ Update: Friday, March 28, 2025 at 19:30 WIB
➢ Chronology:
● An eruption of Mount Lewotobi Laki-laki occurred on Thursday, March 20, 2025, at 22:56 WITA with an observed ash column height of ± 8000 m above the peak (± 9584 m above sea level). The ash column was observed to be gray to black in color with thick intensity towards the southwest and west. This eruption was recorded on a seismograph with a maximum amplitude of 47.6 mm and a duration of 669 seconds.
● An eruption of Mount Lewotobi Laki-laki occurred on Friday, March 21, 2025, at 00:10 WITA with an observed ash column height of ± 2500 m above the peak (± 4084 m above sea level). The ash column was observed to be gray with thick intensity towards the west. This eruption was recorded on a seismograph with a maximum amplitude of 47.3 mm and a duration of 64 seconds. ● Based on PRESS RELEASE Number: 43/KM.05/BGL/2025 and the results of a comprehensive analysis and evaluation of visual and instrumental monitoring, it shows that visual and seismic activity at Mount Lewotobi Laki-laki has increased, so that the activity level of Mount Lewotobi Laki-laki has been increased from Level III (ALERT) to IV (WAS) on March 20, 2025
● Based on the Natural Disaster Declaration Letter, Number BPBD.300.2/48.4/Bid.KL/II/2025 which states that there has been an increase in the status of Mount Lewotobi Laki-laki from Level III (Alert) to Level IV (Warning) at 03:00 WITA
● Visual observations for the period 13-20 March 2025, show that the volcanic activity of Mount Lewotobi Laki-laki has increased quite significantly, with an average height of 1000 to 2500 meters of eruption column.
● Visual observations on March 20-21, 2025, showed that the volcanic activity of Mt. Lewotobi Laki-laki decreased slightly. ➢ Location: (2 Sub-districts / 6 Villages)
● Wulanggitang Sub-district
- Nawokote Sub-district
- Boru Sub-district
- Hokeng Jaya Sub-district
- Klatanlo Sub-district ● Ile Bura Sub-district
- Dulipali Sub-district
- Nobo
➢ Casualties: ● 1,310 families / 4,660 people displaced (data collection), details as follows:
A. Field Post: 509 families / 1,705 people
- Konga Field Post: 164 families / 555 people
- Bokang Wolomatang Field Post: 131 families / 393 people
- Lewolaga Field Post: 78 families / 251 people
- Kobasoma Field Post: 136 families / 506 people
B. Independent Evacuation Post: 801 families / 3,769 people
- Wulanggitang District: 12 families / 34 people
- Ilebura District: 13 families / 83 people
- Titehena District: 588 families / 1,948 people
- Demon Pagong District: 60 families / 233 people
- Larantuka District: 76 families / 443 people
- Ile Mandiri District: 17 families / 69 people
- Lewolema District: 9 families / 81 people
- Tanjung Bunga: 2 families / 6 people
- Adonara Island: 14 families / 48 people - Solor Island: 10 families / 23 people
● 2 people Seriously Injured (1 person treated at the East Flores Regency Hospital and 1 person treated at the Lewolaga Health Center)
➢ Material Losses: ● Plantation land around the foot of the mountain (data collection)
➢ Status: ● Determination of the Emergency Response Status for the Natural Disaster of the Eruption of Mount Lewotobi Laki-laki in East Flores Regency according to the Decree of the East Flores Regent Number: BPBD.300.2.2.5 / 03 / Bid.KL / II / 2025 for 6 months starting from February 14, 2025 until August 14, 2025 ● Press Release Number: 43/KM.05/BGL/2025 Increase in the Activity Level of Mount Lewotobi Laki-Laki From Level III (ALERT) to Level IV (AWAS) March 20, 2025
➢ Recommendations: ● Communities around Mount Lewotobi Laki-Laki and visitors/tourists should not carry out any activities within a radius of 6 km from the eruption center of Mount Lewotobi Laki-Laki and the Southwest - North - Northeast sectors as far as 7 km ● Communities around Mount Lewotobi Laki-Laki and visitors/tourists should not carry out any activities within a radius of 7 km and 8 km in the Southwest and Northeast sectors of the eruption center of Mount Lewotobi Laki-Laki. ● The public should remain calm and follow the direction of the local government and not believe issues with unclear sources. ● Communities around Mount Lewotobi Laki-laki are aware of the potential for rain-induced lava floods in rivers that originate at the peak of Mount Lewotobi Laki-laki if there is heavy rain, especially in the areas of Dulipali, Padang Pasir, Nobo, Klatanlo, Hokeng Jaya, Boru, Nawakote. ● Communities affected by ash rain from Mount Lewotobi Laki-laki wear masks/nose-mouth covers to avoid the dangers of volcanic ash on the respiratory system. ● The Regional Government continues to coordinate with the Mount Lewotobi Laki-laki Observation Post in Pululera Village, Wulanggitang District, East Flores Regency, East Nusa Tenggara Province or the Center for Volcanology and Geological Disaster Mitigation, Geological Agency in Bandung.
➢ Efforts: BNPB ● Provide assistance in the construction of temporary housing (HUNTARA) ● Conduct a coordination meeting of the East Flores Regency Government together with FORKOPIMDA, BNPB, ATR/BPN, Affected Sub-district Heads and other related agencies, regarding the Evaluation of Temporary Housing Development and Acceleration of Temporary Housing with the following results: ● The East Flores Regional Government is ready to conduct socialization for residents who have not received information ● The Housing Waiting Fund has been reopened for independent refugees. ● Organize residents who received the Housing Waiting Fund who have returned to the Disaster-Prone Area. ● The delegation of authority from the Provincial Government to the East Flores Regency Government will be followed up immediately in supporting the acceleration of the construction of permanent housing in the designated locations.
➢ Temporary Housing (Huntara) ● Temporary housing (HUNTARA) is located in Konga Village, Titehena District with a total of 321 families / 1,177 people. ● Temporary housing (HUNTARA) that has been built 94 Kopel / 470 Housing Units
- Dulipali Village 114 families / 446 people
- Klatanlo Village 85 families / 278 people
- Boru Village 103 families / 397 people
- Nawokote Village 19 families / 56 people
➢ Housing Waiting Fund (DTH) ● The total number of Housing Waiting Funds (DTH) is 603 KRT ● The Housing Waiting Fund (DTH) that has received is 259 families with the following details:
- Boru Village: 83 families
- Hokeng Jaya Village: 23 families
- Klatanlo Village: 75 families
- Dulipali Village: 7 families
- Nobo Village: 71 families
➢ Efforts of the Flores Timur Regency BPBD Sunday, March 23, 2025 Flores Regional Government East ● Conducting DTH distribution Phase 1 and Phase 2 by Bank BRI accompanied by BNPB, BPBD and TNI / POLRI at the Konga Field Post and Lewolaga Field Post ● Building coordination with the Flores Timur PRB Forum for handling refugees at 4 Field Posts ● Providing assistance at each Field Post through OPDs that work in turns ● The Regent and Deputy Regent of East Flores together with their entourage visited the Konga Field Post and HUNTARA while distributing logistics. ● FORKOPIMDA conducted direct monitoring of the Lewotobi Volcanic Eruption Disaster Location in Ile Bura District and Wulanggitang District ● The Flores Timur Regency Government in this case the OPD took turns guarding the Field Post
➢ BPBD of East Flores Regency ● BPBD of East Flores involved 39 people ● Conducted Data Collection of Refugees at the Main Post and 4 Field Posts ● Conducted Logistics Data Collection at the Main Post and 4 Field Posts ● Conducted Logistics Distribution to 4 Field Posts ● Conducted Clean Water Distribution to the Lewolaga Field Post and Kobasoma Field Post ● Built a Public Kitchen and Handling Cooking for Refugees at the Konga Field Post ● Coordinated with Health Workers in recording the number of refugees who were sick ● Supervised the Temporary Housing Work (HUNTARA) ● Monitored the Condition of Refugees and Logistics Stock at the Koba Field Post BPBD conducted direct monitoring of the Lewotobi Volcanic Eruption Disaster Location in Ile Bura District and Wulanggitang District together with FORKOPIMDA. ● Distribution of Logistics in the form of Side Dishes to the Kobasoma Field Post ● Distribution of Clean Water at the Field Post ● Distribution of Logistics in the form of Vegetables and Spices to 4 Field Posts ➢ Social Service of East Flores Regency ● Building a Public Kitchen and Handling Cooking for Refugees at the Konga Field Post ● Distributing Rice to Field Posts ● Distribution of Logistics in the form of 4 Tons of Rice at the Kobasoma Field Post ● TNI/Polri ● Coordinating regarding refugee data and logistics data at each Field Post ● Maintaining security and order at each Field Post ● Monitoring Refugee Conditions and Logistics Stock at the Kobasoma Field Post
➢ Related Institutions ● Distribution of Clean Water by PMI ● Distribution of Clean Water by CIS Timor at the Bokang, Kobasoma, Konga and HUNTARA Field Posts. ● Providing Capacity Building for the Protection of Women and Children by CIS Timor at the Bokang, Kobasoma, Konga and HUNTARA Field Posts. ● Psychosocial Support at the Kobasoma Field Post, Construction of Temporary Classrooms in HUNTARA and School KIT Support for children by CIS Timor ● Logistics distribution by Simpasio Institute ● Caritas Indonesia provides assistance in the form of cooking equipment for refugees in Temporary Housing (HUNTARA) ● NGOs ● Donors ➢ Urgent Needs:
a) Konga Field Post ● Cooking Oil ● Clean Water ● Bathing and Washing Supplies ● Basic Necessities ● Side Dishes ● Vegetables ● Wet/Dried Fish ● Kitchen Spices ● Electricity Credit
b) Bokang Wolomatang Field Post ● Cooking Oil ● Kerosene ● Clean Water ● Vegetables ● Wet/Dried Fish ● Kitchen Spices ● Firewood ● Side Dishes
c) Kobasoma Field ● Cooking Oil ● Clean Water ● Bathing and Washing Supplies ● Basic Necessities and Cooking Supplies ● Mineral Water ● Side Dishes ● Vegetables ● Wet/Dried Fish ● Kitchen Spices
d) Lewolaga Field Post ● Cooking Oil ● Kerosene ● Clean Water ● Side Dishes ● Vegetables ● Wet/Dried Fish ● Kitchen Spices
➢ Current Condition: Thursday, March 27, 2025, 15.00 WIB ● 1 Seriously Injured Victim (Burns) died on Thursday, March 27, 2025 in the name of Hendrikus Saren Kewuta. ● 1 Seriously Injured Victim (Burns) is still receiving treatment at the hospital in the name of Wilibrodus Todo Boli Kwure. ● Temporary housing (HUNTARA) is located in Konga Village, Titehena District with a total of 321 families / 1,177 people. Until now, 94 Kopel / 470 Temporary Housing Units have been built and refugees who have moved to Temporary Housing (HUNTARA) are 4 villages. - - Dulipali Village 114 families / 446 people - - Klatanlo Village 86 families / 278 people - - Boru Village 103 families / 397 people - - Nawokote Village 19 households / 56 people ● The Housing Waiting Fund (DTH) that has received is 259 families with the following details: - Boru Village: 83 families - Hokeng Jaya Village: 23 families - Klatanlo Village: 75 families - Dulipali Village: 7 families - Nobo Village: 71 families
➢ Documentation: Link,Link Source: BPBD East Flores Regency Mr. Randi & Lewotobi Volcano Observation Post Laki-laki & Center for Volcanology and Geological Disaster Mitigation (PVMBG) Mrs. Heruningtyas, Mr. Anselmus Head of PDE BPBD East Flores Regency East Flores & G.Lewotobi Daily Activity Report