20 August 2021
PRELIMINARY SATELLITE- DERIVED FLOODS ASSESSMENT
Grande’Anse, Nippes, South, and South-East Departments, Haiti
Status: Increased water level and affected structures observed in south and South-East Departments
Further action(s): continue monitoring HAITI AREA OF INTEREST (AOI) 20 August 2021 DEPARTMENT
HAITI
Jeremie Anse-a-veau
Baraderes Cavaillon Tiburon Bainet Marigot Cayes Les Cayes Jacmel AOI 1 LES CAYES COMMUNE, SOUTH DEPARTMENT Image center: LES CAYES 73°45'33.483"W 18°11'46.049"N Increased water observed
BEFORE AFTER
15 m 50 m
Ravine du Sud Ravine du Sud
50 m 50 m
Worldview-2 / 15 Aug 2021 WorldView-1 / 18 Aug 2021 3 AOI 1 LES CAYES COMMUNE, SOUTH DEPARTMENT Image center: LES CAYES 73°41'19.369"W 18°14'23.081"N Floods and Inundated structures observed
BEFORE AFTER
Inundated agricultural area
Inundated structures
60 m 60 m Worldview-2 / 13 July 2021 WorldView-1 / 18 Aug 2021 4 CAVAILLON AOI 2 CAVAILLON TOWN, CAVAILLON COMMUNE, Image center: 73°39'18.328"W SOUTH DEPARTMENT 18°17'55.584"N No floods observed
BEFORE AFTER
Cavaillon river Cavaillon river
100 m 100 m
Worldview-2 / 13 July 2021 Worldview-1 / 18 Aug 2021 5 AOI 3 BARADERES COMMUNE, NIPPES DEPARTMENT Image center: 73°40'36.754"W NIPPES 18°27'39.273"N No floods observed
BEFORE AFTER
Baradères River Baradères River
100 m 100 m
Worldview-2 / 29 Dec 2019 WorldView-1 / 18 Aug 2021 6 AOI 4 ANSE-A-VEAU COMMUNE, NIPPES DEPARTMENT Image center: 73°18'17.038"W NIPPES 18°28'45.021"N No floodwater observed
BEFORE AFTER
Grande Riviere de Nippes Grande Riviere de Nippes
Agricultural water
300 m 300 m
Pleiades / 27 Jan 2021 WorldView-1 / 18 Aug 2021 7 AOI 5 TIBURON CITY, TIBURON COMMUNE, Image center: 74°23'41.254"W SOUTH SOUTH DEPARTMENT 18°19'36.943"N No floodwater or landslide observed
BEFORE AFTER
Tiburon river Tiburon river
Tiburon Tiburon
400 m 400 m
Sentinel-2 / 4 Aug 2021 Planet 1 / 18 Aug 2021 8 AOI 6 BAINET COMMUNE, SOUTH-EAST DEPARTMENT Image center: 72°48'25.907"W 18°12'11.142"N SOUTH-EAST No floodwater or landslide observed
BEFORE AFTER
Rivière de Bainet Rivière de Bainet
300 m 300 m
Sentinel-2 / 6 Aug 2021 Planet 1 / 18 Aug 2021 9 AOI 6 BAINET CITY, BAINET COMMUNE, Image center: 72°45'19.852"W SOUTH-EAST DEPARTMENT 18°11'13.549"N SOUTH-EAST No floodwater or landslide observed
BEFORE AFTER
Bainet Bainet
Rivière de Bainet Rivière de Bainet
200 m 200 m
Sentinel-2 / 6 Aug 2021 Planet 1 / 18 Aug 2021 10 AOI 7 JEREMIE CITY, JEREMIE COMMUNE, Image center: 74°6'59.214"W GRANDE'ANSE GRANDE'ANSE DEPARTMENT 18°38'30.365"N No floodwater observed
BEFORE AFTER
Jeremie Jeremie
Grande Anse River Grande Anse River 300 m 300 m
WorldView-3 / 14 Sep 2020 WorldView-1 (PAN) / 18 Aug 2021 11 SOUTH-EAST DEPARTMENT Image center: AOI 8 CAYES-JACMEL COMMUNE, SOUTH-EAST DEPARTMENT 72°23'50.707"W 18°14'22.955"N Increased water observed
BEFORE AFTER
Guillard river Guillard river
High levels
200 m 200 m
Sentinel-2 / 6 Aug 2021 Planet-1 / 18 Aug 2021 12 SOUTH-EAST DEPARTMENT Image center: AOI 9 MARIGOT COMMUNE, SOUTH-EAST DEPARTMENT 72°18'16.548"W 18°14'45.489"N Increased water observed
BEFORE AFTER
Massacre river Massacre river
Paradel River Paradel River
High levels
Grande River Grande River Talui river Talui river
500 m 500 m
Sentinel-2 / 6 Aug 2021 Planet-1 / 18 Aug 2021 13 SUMMARY OF FINDINGS
• Increased water levels and inundated structures observed Les Cayes Commune, South Department as of 18 August 2021; • No floods observed in Cavaillon Town, Cavaillon Commune, South Department as of 18 August 2021; • No floods observed in Baraderes Commune, Nippes Department as of 18 August 2021; • No floods observed in Anse-a-Veau Commune, Nippes Department as of 18 August 2021; • No floods or landslide observed in Tiburon City, Tiburon Commune, South Department as of 18 August 2021; • No floods or landslide observed in Bainet City, Bainet Commune, South-east Department as of 18 August 2021; • No floods observed in Jeremie City, Jeremie Commune, Grande'Anse Department as of 18 August 2021; • Increased water levels observed in Marigot And Cayes-Jacmel Communes, South-East Department as of 18 August 2021;
14 COPYRIGHTS AND SOURCES
Data sources: Worlview-2 / 29 Aug 2019 (1) Satellite Image (Post-event) Copyright: 2019 Digital Globe Source: USGS / HDDS Worldview-1 / 18 Aug 2021 Pleiades / 27 Jan 2021 Copyright: 2021Digital Globe Copyright: CNES (2021), distribution Airbus D&S Source : Airbus DS Source: USGS / HDDS Sentinel-2 / 4 and 6 Aug 2021 Planet-1 / 18 Aug 2021 Copyright: Contains modified Copernicus Sentinel data [2021] Copyright: © 2021 Planet Labs Netherlands BV. Source : ESA Source: USGS / HDDS
(2) Satellite Image (Pre-event) (3) Ancillary data Worlview-2 / 15 Aug 2021, 13 Jul 2021 Copyright: 2021 Digital Globe Administrative boundaries: Centre National de l'Information Source: USGS / HDDS Géo-Spatiale (CNIGS), HDX Populated places: OpenStreetMap Worlview-3 / 14 Sep 2020 Copyright: 2020 Digital Globe Analysis: United Nations Satellite Centre (UNOSAT) Source: USGS / HDDS Production: United Nations Satellite Centre (UNOSAT)
15 @UNOSAT
@UNITAR.unosat
Click to add text Click to add text
UNOSAT, United Nations Institute for Training T +41 022 917 4720 and Research (UNITAR) E [email protected] 7 bis, Avenue de la Paix, CH-1202 Geneva 2, www.unosat.org Switzerland