0 3 6 9 12 151.5Km
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Ca Giun
Chà NòiTây Gát
Đồng Lê
Minh Hó a
Đồng Lạc
Đồng Cao
Tân Thúy
Sơn Trạch
Tam Trang
Ba.Cha Lo
Phong Nha
Thanh Tân
Quảng Bình
Thống Nhất
Thanh Lạng
Thanh Long
Trường Xuân
Ba. Năng Hó a
Ba. Ca Xiêng
Vie t Nam
Lao P DRQuang Bình
Hà Tĩnh
Bó Trach
Minh Hóa
Tuye n Hoa
Quang Trach
106°20'0"E
106°20'0"E
106°10'0"E
106°10'0"E
106°0'0"E
106°0'0"E
105°50'0"E
105°50'0"E
105°40'0"E
105°40'0"E
105°30'0"E
105°30'0"E
106°30'0"E
18°0'0"N
18°0'0"N
17°50'0"N
17°50'0"N
17°40'0"N
17°40'0"N
17°30'0"N
17°30'0"N
VIETNAMNorth of Quang Binh P rovinceIm ag e ry analysis: 12 & 24 Octobe r 2016 | P u blish e d 22 Nove m be r 2016
Flood
FL20161109VNM
This map illustrates the satellite-detected surfacewaters extent and evolution in north of QuangBinh Province, Vietnam, as observed from theSentinel-1 images acquired on 12 and 24October 2016. Within the analysed area, anincrease of surface waters extent was observedfrom the 24 October 2016 image: ~4,400 ha ofsurface water were observed the 12 October2016 and reached ~6,400 ha the 24 October2016. All over the analysed zone, it correspondsto an evolution of about 45%. As example, in TienLang lake and dam an increase of water surfaceof 77 ha was observed corresponding to anevolution of ~70% by comparison to the watersurface detected on 12 October 2016. This is apreliminary analysis and has not yet beenvalidated in the field. Please send groundfeedback to UNITAR - UNOSAT.
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THAILAND
CHINAHanoi
Macao
Bangkok
Vientiane
Hong Kong
Phnom Penh
The depiction and use of boundaries, geographic names and related data shown here are not warranted to be error-free nor do they implyofficial endorsement or acceptance by the United Nations. UNOSAT is a program of the United Nations Institute for Training and Research(UNITAR), providing satellite imagery and related geographic information, research and analysis to UN humanitarian & developmentagencies & their implementing partners. This work by UNITAR-UNOSAT is licensed under a CC BY-NC 3.0
Sate llite Dete cte d Su rface Wate rs Exte ntand Evolu tion in North e rn Quang BinhP rovince
Satellite Data : Sentinel-1Imagery Dates: 12 October 2016 and 24 October 2016Resolution: 10 mCopyright: Copernicus 2014 / ESASource: ESA
Road Data : OpenStreetMap, GADMOther Data: USGS, UNCS, NASA, NGAAnalysis : UNITAR - UNOSATProduction: UNITAR - UNOSAT
!IMap Scale for A3: 1:50,000
Analysis conducted with ArcGIS v10.3
Coordinate System: WGS 1984 UTM zone 49NProjection: Transverse MercatorDatum: WGS 1984Units: Meter
ÆA
Map location
Le g e nd Tie n Lang LakeSe e inse t for close -u p vie w") Town / City
VillageHighway/Primary roadAnalysis extentInternational boundaryProvince boundaryDistrict boundarySatellite detected waters : 12 October 2016Satellite detected waters : 24 October 2016
TIEN LANG LAKE
Sate llite -dete cted su rface wate r e xte nt ofTie n Lang lake and dam incre ase d from ~105 h a to~182 h a, corre sponding to an e volu tionof abou t 70%.
Th e sate llite -dete cte d su rface wate r e xte nt ofDap Be Lake incre ase d from ~40 h a to~102 h a, corre sponding to an e volu tionof abou t 150%.