0 1 2 3 40.5Km
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V I E N T I A N E
V I E N T I A N E C A P I T A L
Phonhong
Viengkham
Thoulakhom
Keo oudom
Naxaithong
Thalat
Ban Noi
Ban Non
Ban Thin
Ban Keun
Ban Saka
Ban Phon
Tourakom
Ban Cheng
Ban Na Le
Ban Nalao
Ban Nalao
Ban Na Bon
Ban Ekxang
Ban Hatxai
Ban Na Xay
Ban Na Kho
Ban Naxouak
Ban Na Song
Ban Thinkeo
Muang Naxou
Ban Hat Noy
Ban Vangmon
Ban Na Nine
Ban Phonkok
Ban Hatmala
Ban Lingxan
Ban Nam Poun
Ban Phon Hai
Ban Phon Xai Ban Sai PhonBan Na Thong
Ban Namouang
Ban Na PhengBan Nong PatBan Vaf Kang
Ban Deun Sai
Ban Cheng Na
Ban Napho (2)
Ban Phon Kham
Ban Sang Gnai
Ban Boung Kho
Ban Phon Than Ban Viangkham
Ban Phon NgamBan Phon Sida
Ban Phan Nong
Ban SomsanoukBan Boungphao
Ban Phonsoung
Ban Na Pho Nua
Ban Phon Gnang
Ban Phon Sitai
Ban Nong Poung
Ban Phon Soung
Ban Thin Gnoung
Ban Na Sang Noi
Ban Phon Savang Ban Pakkhagnoung
102°32'0"E
102°32'0"E
102°28'0"E
102°28'0"E
18°2
8'0"N
18°2
8'0"N
18°2
4'0"N
18°2
4'0"N
18°2
0'0"N
18°2
0'0"N
LAO PEOPLE'S DEMOCRATIC REPUBLICImagery analysis: 1 August 2017| Published 11 August 2017 | Version 1.0
Tropical Storm
TC20170731LAO
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L A O P D R
Hanoi
Vientiane
T H A I L A N D
V I E T N A M
The d epictio n a nd use o f b o und a ries, geo gra phic na m es a nd rela ted d a ta sho wn here a reno t wa rra nted to b e erro r-free no r d o they im ply o ffic ia l end o rsem ent or a c c epta nc e b y theUnited Na tio ns. UNOSAT is a pro gra m o f the United Natio ns Institute fo r Tra ining a ndResea rc h (UNITAR), pro vid ing satellite im a gery a nd rela ted geo gra phic info rm a tio n,resea rc h a nd a na lysis to UN hum a nita ria n & d evelo pm ent a genc ies & their implem entingpa rtners. This wo rk b y UNITAR-UNOSAT is lic ensed und er a CC BY-NC 3.0
Satellite Detected Water Extent inPhonhong & Viengkham Districts,Vientiane Province, Lao PDR
Satellite Data (1): Sentinel-1Im a gery Dates: 1 August 2017Reso lutio n: 10mCo pyright: Copernicus 2017 / ESASo urc e: ESA
Baseline Da ta : Natio na l geo gra phic a ld epa rtm ent La o s, OpenStreenM a pAna lysis : UNITAR - UNOSATPro d uctio n: UNITAR - UNOSAT
!IMap Scale for A3: 1:80,000
Ana lysis c o nd ucted with ArcGIS v10.4
Co o rd ina te System : W GS 1984 UTM Zo ne 48NPro jectio n: Tra nsverse M erc a to r
Da tum: W GS 1984Units: M eter
Æ5
Map location
LegendPopula ted pla c ePrim a ry ro a dSec o nd a ry ro a dDistrict b o und a ryPro vinc e b o und a ryPerm a nent wa ter b o d ySa tellite d etected wa ter (1 August 2017)
Phonhong & Viengkham Districts / Vientiane Province
This m a p illustra tes the sa tellite-d etected wa terextent in the Pho nho ng & V iengkha m Districts,V ientia ne Pro vinc e, in the no rthwestern pa rt o fLa o Peo ple’s Dem o c ra tic Repub lic a fter thetro pic a l sto rm SONCA-17. The UNITAR-UNOSAT a na lysis used a Sentinel-1 sa telliteim a ge a cquired o n the 1 August 2017 a ndd etected severa l a rea s with po tentia lly sta nd ingwa ters. In the d istrict o f Pho nho ng 2,045 ha a relikely flo o d ed a nd in the d istrict o f V iengkha m1,077 ha . This is a prelim ina ry a na lysis a ndha s no t yet b een va lid a ted in the field . Plea sesend gro und feed b a c k to UNITAR-UNOSAT.