{
    "success": true,
    "data": {
        "id": 1608872,
        "msgid": "jakarta-on-alert-landslide-hazard-threatens-multiple-districts-key-locations-identified-1773327305",
        "date": "2026-03-12 20:40:00",
        "title": "Jakarta on Alert: Landslide Hazard Threatens Multiple Districts, Key Locations Identified",
        "author": "",
        "source": "CNBC",
        "tags": "",
        "topic": "Social Policy",
        "summary": "Jakarta's Disaster Management Agency has issued an early warning map for March 2026 identifying medium-risk landslide zones across seven districts in South and East Jakarta, based on soil vulnerability assessments overlaid with rainfall forecasts from the meteorology agency. The agency has provided preventative measures and evacuation recommendations for residents, emphasising the critical role of monsoon rainfall in triggering landslides when soil becomes saturated, though seismic activity can serve as an additional trigger on already-critical slopes.",
        "content": "<p>Jakarta, Indonesia \u2014 The Jakarta Disaster Management Agency (BPBD)\nhas released an early warning map identifying potential landslide\nhazards across several areas of the capital for March 2026. The map was\ncompiled through an overlay analysis combining soil movement\nvulnerability zones with monthly rainfall forecasts from the National\nMeteorological, Climatological, and Geophysical Agency (BMKG).<\/p>\n<p>Based on information from the Centre for Volcanology and Geological\nHazard Mitigation (PVMBG), several districts across Jakarta province are\nclassified as Medium-Risk Zone areas for landslide incidents.<\/p>\n<p>The affected areas include:<\/p>\n<p>South Jakarta Administrative District: Cilandak, Jagakarsa, Kebayoran\nBaru, Kebayoran Lama, Mampang Prapatan, Pasar Minggu, and Pesanggrahan\nsubdistricts.<\/p>\n<p>East Jakarta Administrative District: Kramatjati and Pasar Rebo\nsubdistricts.<\/p>\n<p>Medium-Risk Zones are defined as areas with moderate potential for\nground movement. Landslides in these zones may occur during above-normal\nrainfall, particularly in areas adjacent to river valleys, steep slopes,\nroad embankments, or where slopes experience disturbance. High-Risk\nZones, by contrast, have elevated potential for landslide activity and\nmay reactivate dormant landslides during above-normal rainfall\nconditions.<\/p>\n<p>BPBD has issued several recommendations for residents both before and\nafter settling in landslide-prone areas.<\/p>\n<p>Before establishing residence:<\/p>\n<ul>\n<li><p>Avoid constructing permanent buildings in hazard-prone areas such\nas cliff faces, steep slopes, riverbanks, and unstable ground<\/p><\/li>\n<li><p>Prepare retention structures and landslide barriers<\/p><\/li>\n<li><p>Install robust drainage systems for rainwater runoff<\/p><\/li>\n<li><p>Compact soil and reinforce building foundations<\/p><\/li>\n<li><p>Avoid indiscriminate tree-felling<\/p><\/li>\n<\/ul>\n<p>For those already residing in at-risk areas:<\/p>\n<ul>\n<li><p>Undertake reforestation efforts using deep-rooted\nvegetation<\/p><\/li>\n<li><p>Monitor rainfall levels and stay informed through official early\nwarning systems regarding ground movement alerts<\/p><\/li>\n<li><p>Prepare emergency disaster kits for emergencies<\/p><\/li>\n<li><p>Do not delay evacuation and be prepared to relocate immediately\nto safe areas during extreme weather conditions<\/p><\/li>\n<\/ul>\n<p>The Head of the Geology Agency under the Ministry of Energy and\nMineral Resources, Lana Saria, previously explained that landslide\ndisasters do not occur in isolation but are closely linked to\nIndonesia\u2019s monsoon dynamics. Indonesia\u2019s tropical climate features high\nrainfall volumes and prolonged wet seasons, particularly during peak\nmonsoon periods, causing soil saturation. Rainwater infiltrates deeply\ninto weathered soil layers, filling soil pores and increasing pore water\npressure. As pore water pressure rises, soil shear strength declines,\nrendering previously stable slopes unstable and prone to movement.<\/p>\n<p>Saria cited examples including the Padasari village incident in Tegal\nRegency, where steep slopes of 25-43\u00b0 consist of sandstone overlying\nimpermeable clay shale and marl. During extended rainfall, water becomes\ntrapped above the impermeable layer, creating a natural slip plane. This\nresulted in slow-moving creep-type landslides that accelerated rapidly\nfollowing intense rainfall.<\/p>\n<p>Similarly, in Pabuaran village, Sukamakmur, Bogor Regency, thick clay\nweathering layers overlie cohesion-deficient marl and shale. Despite\nrelatively gentle slopes, continuous water infiltration during the\nmonsoon season accelerated soil creep, causing significant cracking and\nsubsidence.<\/p>\n<p>Regarding the relationship between landslides and seismic activity,\nSaria noted that whilst rainfall is typically the primary triggering\nfactor in documented cases, Indonesia does occupy a seismically active\ntectonic zone. Earthquakes can serve as additional triggers on\nalready-saturated, critically-positioned slopes, with seismic vibrations\nsuddenly reducing slope stability. However, without rainfall saturation,\nlandslide potential during earthquakes is typically lower than during\npeak monsoon periods.<\/p>\n<p>In response, the Geology Agency\u2019s Centre for Volcanology and\nGeological Hazard Mitigation regularly publishes monthly Soil Movement\nVulnerability Maps and Landslide Forecast Maps based on rainfall data.\nPost-incident technical recommendations are provided through formal\nreports. Areas such as Tegal and Bogor already fall within Medium to\nHigh Vulnerability Zones, indicating that spatial planning regulations\nshould provide special management provisions for these regions.<\/p>",
        "url": "https:\/\/jawawa.id\/newsitem\/jakarta-on-alert-landslide-hazard-threatens-multiple-districts-key-locations-identified-1773327305",
        "image": ""
    },
    "sponsor": "Okusi Associates",
    "sponsor_url": "https:\/\/okusiassociates.com"
}