@DisastersChart

Satellite data to support disaster response worldwide

disasterscharter.org/home
Joined October 2009
  • Tweets4.3K
  • Following283
  • Followers11.6K
1.7KMedia
The Charter has been activated to provide satellite data over the flood in Nepal: bit.ly/4iFdcJA We have a series of maps available, estimating the impact of the disaster at different locations.
Map of the mudflow and rockflow in Rasuwa District, Nepal. The map uses Sentinel-2 imagery from 27 August to estimate the extent of the mud and rocks in flooded areas.

ALT Map of the mudflow and rockflow in Rasuwa District, Nepal. The map uses Sentinel-2 imagery from 27 August to estimate the extent of the mud and rocks in flooded areas.

Comparison of the Trishuli Hydro Power Dam before and after the flood in Nepal. The comparison uses imagery from WorldView and NewSat before and after the disaster.

ALT Comparison of the Trishuli Hydro Power Dam before and after the flood in Nepal. The comparison uses imagery from WorldView and NewSat before and after the disaster.

Flood map of the area between Timure and Syaburbensi in Nepal. The map uses Pleiades Neo imagery from 28 August to estimate the impact of the flood.

ALT Flood map of the area between Timure and Syaburbensi in Nepal. The map uses Pleiades Neo imagery from 28 August to estimate the impact of the flood.

Comparison of Gerkhutar in Nepal before and after the flood. The comparison uses multispectral imagery from ResourceSat-2 and PeruSat-1 to compare the area before and after the disaster.

ALT Comparison of Gerkhutar in Nepal before and after the flood. The comparison uses multispectral imagery from ResourceSat-2 and PeruSat-1 to compare the area before and after the disaster.

4
66
4
201
16,957
The Charter has been activated to provide satellite data over Monday's 7.4 magnitude earthquake in Colombia: bit.ly/4gcpLt9
3
7
977
The Charter has been activated to provide satellite data over the flood and mudslides in Sri Lanka: bit.ly/4pWPw4W
2
6
555
The Charter has been activated to provide satellite data over the magnitude 7 earthquake that struck Japan yesterday: bit.ly/4xapIVz
1
1
1
6
557
The Charter has been activated to provide satellite data over a wildfire in Kazakhstan: bit.ly/4pym7hz Our first map of the disaster uses #Pleiades imagery from 17 July to estimate the burnt area at Semey Ormany.
Damage assessment map of Semey Ormany after the wildfire in Kazakhstan. The map uses Pleiades imagery from 17 July to estimate the area burnt by the fire.

ALT Damage assessment map of Semey Ormany after the wildfire in Kazakhstan. The map uses Pleiades imagery from 17 July to estimate the area burnt by the fire.

1
3
472
In a new series of articles, we are looking at Authorised Users around the world who can submit requests to the Charter for satellite data in the event of major disasters. Our first article looks at how the Charter has helped two AUs from New Zealand: bit.ly/4wgH437
The Land Information New Zealand (LINZ) team using the Charter Operational System (COS-2) to guide post-crisis satellite acquisitions. Credit: LINZ

ALT The Land Information New Zealand (LINZ) team using the Charter Operational System (COS-2) to guide post-crisis satellite acquisitions. Credit: LINZ

The Land Information New Zealand (LINZ) team using the Charter Mapper to identify useful imagery for analysis. Credit: LINZ

ALT The Land Information New Zealand (LINZ) team using the Charter Mapper to identify useful imagery for analysis. Credit: LINZ

Map of New Zealand following a flood in July 2025. The map uses Sentinel-1 data to estimate the impact of the flood in the Nelson Tasman region.

ALT Map of New Zealand following a flood in July 2025. The map uses Sentinel-1 data to estimate the impact of the flood in the Nelson Tasman region.

Map of Marahau following a flood in New Zealand in July 2025. The map uses Pleiades imagery to estimate the impact of the flood in the Nelson Tasman region.

ALT Map of Marahau following a flood in New Zealand in July 2025. The map uses Pleiades imagery to estimate the impact of the flood in the Nelson Tasman region.

1
8
853
Disasters Charter retweeted
UNOSAT@UNOSAT
Jul 16
Following the International Charter activation for #Bangladesh, our FloodAI Dashboard is continuously monitoring flood conditions and providing up-to-date exposure statistics to @WFP and other humanitarian partners. unosat.org/products/4246 @Bangladesh @WFP @DisastersChart
1
2
1
7
551
The Charter has been activated to provide satellite data over the flood in Bangladesh: bit.ly/4w8Xb2B
5
962
Disasters Charter retweeted
Canadian Space Agency
@csa_asc
Jul 10
The International Charter: Space and Major Disasters was activated following the two powerful earthquakes that struck Venezuela in June. Canada’s RADARSAT Constellation Mission data were provided to support emergency response efforts.
Four radar satellite images of Venezuela showing the regions of Valencia, Morón, San Felipe, and Caracas.

ALT Four radar satellite images of Venezuela showing the regions of Valencia, Morón, San Felipe, and Caracas.

3
17
74
4,734
The Charter has been activated to provide satellite data following the two magnitude 7 earthquakes in Venezuela: bit.ly/4eDbzd3 We have a large number of maps available, assessing the estimated impact of the disaster at smaller and wider scales.
Map of areas affected by the earthquakes at Caraballeda in Venezuela. The map uses WorldView-3 imagery from 26 June to estimate the location of damaged buildings.

ALT Map of areas affected by the earthquakes at Caraballeda in Venezuela. The map uses WorldView-3 imagery from 26 June to estimate the location of damaged buildings.

Comparison of Caraballeda before and after the earthquakes in Venezuela. WorldView-3 and Pleiades imagery were used to show the difference.

ALT Comparison of Caraballeda before and after the earthquakes in Venezuela. WorldView-3 and Pleiades imagery were used to show the difference.

Map of Catia La Mar in Venezuela. Insets using imagery from VRSS-2 and BlackSky show the area before and after the earthquakes.

ALT Map of Catia La Mar in Venezuela. Insets using imagery from VRSS-2 and BlackSky show the area before and after the earthquakes.

Map of areas impacted by the earthquakes at Catia La Mar in Venezuela. The map uses Pleiades imagery from 26 June to estimate the potential impact of the disaster.

ALT Map of areas impacted by the earthquakes at Catia La Mar in Venezuela. The map uses Pleiades imagery from 26 June to estimate the potential impact of the disaster.

1
9
22
2,253
The Charter has been activated to provide satellite data over a fire at the Ladybank Waste Facility in Scotland: bit.ly/4tGJMg6
1
1
293
اختتمت وكالة الإمارات للفضاء البرنامج التدريبي الخاص بـ"الميثاق الدولي للفضاء والكوارث الكبرى" في جامعة زايد – أبوظبي، والذي جمع نخبة من الشركاء والخبراء من مختلف الجهات في الدولة، بهدف تعزيز التنسيق ورفع الجاهزية التشغيلية وتطوير توظيف بيانات الأقمار الصناعية في دعم الاستجابة للكوارث. ويأتي هذا البرنامج بالتزامن مع تولي الوكالة رئاسة الميثاق الدولي للفضاء والكوارث الكبرى لمدة ستة أشهر، وبالتعاون مع شركائها الوطنيين: الهيئة الوطنية لإدارة الطوارئ والأزمات والكوارث، ومركز محمد بن راشد للفضاء، وشركة «سبيس 42». The UAE Space Agency has concluded its training program on the International Charter: Space And Major Disasters at Zayed University in Abu Dhabi. The program convened leading partners and experts from across the UAE to strengthen coordination, enhance operational readiness, and advance the use of satellite data in disaster response efforts. This initiative comes as the Agency assumes the presidency of the International Charter for Space and Major Disasters for a six-month term, and is delivered in collaboration with its national partners: the National Emergency, Crisis and Disaster Management Authority, the Mohammed bin Rashid Space Centre, and Space42.
3
36
143
544,989
تتولى دولة الإمارات العربية المتحدة، ممثلة بوكالة الإمارات للفضاء، رئاسة الميثاق الدولي «الفضاء والكوارث الكبرى» للدورة الحالية لمدة ستة أشهر، وذلك خلال الفترة من 20 أبريل إلى 19 أكتوبر 2026. وخلال فترة الرئاسة، ستعمل الوكالة، بالتعاون مع شركائها الوطنيين، بما في ذلك الهيئة الوطنية لإدارة الطوارئ والأزمات والكوارث، ومركز محمد بن راشد للفضاء، وشركة «سبيس 42»، على دعم أعمال أمانة الميثاق وتعزيز كفاءة العمليات التشغيلية، بما يسهم في رفع جاهزية الاستجابة العالمية للكوارث الكبرى باستخدام تقنيات الفضاء. The United Arab Emirates, through the UAE Space Agency, will assume the leadership of the International Charter: Space and Major Disasters for a 6-month term spanning 20 April to 19 October 2026. During its leadership, the Agency will work in close coordination with its national partners, including the National Emergency, Crisis and Disaster Management Authority, the Mohammed bin Rashid Space Centre, and Space42, to support the Charter Secretariat and improve operational efficiency, advancing global readiness for disaster response using space technologies.
10
13
2,244
This map uses #Sentinel1 data to estimate areas affected by flooding in Wellington in New Zealand: bit.ly/4cYvYHr
Map of areas potentially flooded in Wellington, New Zealand. The map uses Sentinel-1 data from 22 April to estimate the affected areas.

ALT Map of areas potentially flooded in Wellington, New Zealand. The map uses Sentinel-1 data from 22 April to estimate the affected areas.

6
372
The Charter has been activated to provide satellite data over the flood and landslide in New Zealand: bit.ly/4cYvYHr We have a series of maps available looking at impacted parts of the country.
Map of Island Bay in New Zealand. The map uses Pleiades imagery from 22 April to analyse the impact of floods and landslides.

ALT Map of Island Bay in New Zealand. The map uses Pleiades imagery from 22 April to analyse the impact of floods and landslides.

Map of East Harbour in New Zealand. The map uses Pleiades imagery from 22 April to analyse the impact of floods and landslides.

ALT Map of East Harbour in New Zealand. The map uses Pleiades imagery from 22 April to analyse the impact of floods and landslides.

Map of Herbetville in New Zealand. The map uses Pleiades imagery from 22 April to analyse the impact of floods and landslides.

ALT Map of Herbetville in New Zealand. The map uses Pleiades imagery from 22 April to analyse the impact of floods and landslides.

Map ofPahaoa in New Zealand. The map uses Pleiades imagery from 24 April to analyse the impact of floods and landslides.

ALT Map ofPahaoa in New Zealand. The map uses Pleiades imagery from 24 April to analyse the impact of floods and landslides.

1
1
1
2
288
The latest issue of the Charter Newsletter is now available, covering recent activities: bit.ly/4tYPM4f In this issue: - CNES' lead of the Charter over the past six months - Project Manager/Value Adder training - Launch of KOMPSAT-7 - The CO3D mission
Artist's concept of CO3D mission. Credit: © CNES/ReactiveProd, 2025

ALT Artist's concept of CO3D mission. Credit: © CNES/ReactiveProd, 2025

KOMPSAT-7 launch. Photo by KARI.

ALT KOMPSAT-7 launch. Photo by KARI.

Charter members attending the 54th meeting in Strasbourg in October 2025.

ALT Charter members attending the 54th meeting in Strasbourg in October 2025.

Participants of PM and VA training in October 2025. Photo by ICube-SERTIT.

ALT Participants of PM and VA training in October 2025. Photo by ICube-SERTIT.

2
1,132
The Charter has been activated to provide satellite data over #CycloneMaila's impact to Papua New Guinea: bit.ly/4tFkAHP Our first map uses #Sentinel2 imagery to estimate the location of flooded areas in Maiwara.
Flood map of Maiwara in Papua New Guinea after Cyclone Maila. The map uses Sentinel-2 imagery to estimate the flooded areas on 16 April.

ALT Flood map of Maiwara in Papua New Guinea after Cyclone Maila. The map uses Sentinel-2 imagery to estimate the flooded areas on 16 April.

1
3
315
The Charter has been activated to provide satellite data in anticipation of potential floods in New Zealand due to current heavy rain and strong winds: bit.ly/4rWZQJI
3
346
This map estimates the impact of the flood in Tucuman, Argentina. The map lists approximate numbers of people, homes, and more affected by the flood: bit.ly/4dmYIv9
Impact map of Tucuman in Argentina following flood. The map uses Sentinel-1 data from 10 March to estimate flooded areas.

ALT Impact map of Tucuman in Argentina following flood. The map uses Sentinel-1 data from 10 March to estimate flooded areas.

3
1
17
1,081
These maps use radar data from RADARSAT and #Sentinel1 to estimate the extent of flooding along the Dulce River at Santiago del Estero in Argentina: bit.ly/4dmYIv9
Flood map of Santiago del Estero in Argentina. The map uses Sentinel-1 data from 14 March to estimate flooded areas.

ALT Flood map of Santiago del Estero in Argentina. The map uses Sentinel-1 data from 14 March to estimate flooded areas.

Flood map of Santiago del Estero in Argentina. The map uses RADARSAT and Sentinel-1 data from before and after the flood to estimate affected areas.

ALT Flood map of Santiago del Estero in Argentina. The map uses RADARSAT and Sentinel-1 data from before and after the flood to estimate affected areas.

Flood map of Santiago del Estero in Argentina. The map uses RCM and Sentinel-1 data from before and after the flood to estimate affected areas.

ALT Flood map of Santiago del Estero in Argentina. The map uses RCM and Sentinel-1 data from before and after the flood to estimate affected areas.

1
14
81
2,996
Load more