Product ID: 3397 - English
Published: 22 Oct, 2021
GLIDE: FL20210928THA


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SUMMARY OF FINDINGS;
Floodwaters observed in 17 provinces  as of 21 October 2021;
Receding floodwaters observed in Central Region as of 21 October 2021;
Receding floodwaters observed in Sukhothai, Phitsanulok, Phichit, Nakhon Sawan, Sing Buri, Ang Thong, Ayutthaya, Lop Buri, and Saraburi provinces as of 21 October 2021;
Floodwaters increase observed in Kamphaeng Phet, Phetchabun, Uthai Thani, Chai Nat, Suphan Buri, Nakhon Pathom, Pathum Thani, and Kanchanaburi provinces as of 21 October 2021. 
(1) Satellite Image [Pre-image]
Sentinel-1 / 10 October 2021 at 11:28 UTC
Resolution: 10m
Copyright: Contains modified Copernicus Sentinel Data [2021]
Source: ESA
(2) Satellite Image [Post-image]
Sentinel-1 / 20 October 2021 at 23:08 UTC
Resolution: 10m
Copyright: Contains modified Copernicus Sentinel Data [2021]
Source: ESA

(3) Ancillary data
Administrative boundaries: Royal Thai Survey Department
Reference water : ESRI 2020 Land Cover
Waterways: Open Street Map
Background: ALOS Global DSM
Analysis : United Nations Satellite Centre (UNOSAT) Machine learning method
Production: United Nations Satellite Centre (UNOSAT)