2. ICC21 Armenia presentation - UNESCAP Evaluation of... · altitudes of 1000-2500 me ters above...
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16/10/2017 1 Ministry of Emergency Situations of Armenia, r/s lieutenant Artur Sargsyan The Republic of Armenia is located in the northeast of the Armenian Highlands, at the border of Caucasus and Western Asia. The territory of the Republic of Armenia is 29.743 km 2 . Armenia is a mountainous country: 76,5% of the territory has altitudes of 1000-2500 meters above sea level. The country's mean elevation is 1800 m a. s. l. with extremes ranging from 380 m a. s. l. to 4090 m a. s. l.
Transcript of 2. ICC21 Armenia presentation - UNESCAP Evaluation of... · altitudes of 1000-2500 me ters above...
16/10/2017
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Ministry of Emergency Situations of Armenia,r/s lieutenant Artur Sargsyan
The Republic of Armenia is located in the northeast
of the Armenian Highlands, at the border of Caucasus and Western Asia. The territory of the Republic of Armenia is
29.743 km2.
Armenia is a mountainous country: 76,5% of the territory has altitudes of 1000-2500 meters above sea level.
The country's mean elevation is 1800 m a. s. l. with extremes ranging from 380 m a. s. l. to 4090 m a. s. l.
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Zangezur mountains: the highest pick is Kaputjugh 3904m. Aragats mountain`4090m
The main preconditions for flood formation are sharp increase of temperature and the intense precipitation simultaneously, in the case of a permanent snow
cover.
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In the basin of Kura 15mm and more precipitation are needed for flood
formation and in the basin of Araks -20mm
and more.
Monitoring data of 37 meteorological stations have been selected. Moreover,
meteorological stations have been selected in order to
cover all the climatic zones of
Armenia.
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12.0012.5013.0013.5014.0014.5015.00
1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011
Air
Tem
per
atu
re ,
0C
Years
The change of Air Temperature in 1994-2011
(III-VIII)
7.00
8.00
9.00
10.00
11.00
1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011
Air
Tem
per
atu
re ,
0C
Years
The change of Air Temperature in 1994-2011
450.00470.00
490.00510.00
530.00550.00
1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011
Atm
osp
her
ic p
reci
pit
atio
n ,
mm
Years
The change of Atmospheric precipitation in 1994-2011
280.00
300.00
320.00
340.00
360.00
380.00
1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011
Atm
osp
her
ic p
reci
pit
atio
n, m
m
Years
The change of Atmospheric precipitation in 1994-2011
(III-VIII)
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Together with meteorological
stations, we have examined 63 hydrological
stations’ monitoring data in Armenia.
5.006.007.008.009.00
10.0011.0012.0013.0014.00
1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010
Wat
er d
isch
arge
, m3/s
Years
The change of water discharge 1994-2010
(III-VIII)
4.005.006.007.008.009.00
1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010
Wat
er d
isch
arge
, m3/s
Years
The change of water discharge1994-2010
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№ The Basin Number of floods in river basin
The total number of floods
The number of floods expressed in the river basin
in %1 Azat 9 160 5,62 Akhuryan 6 160 3,83 Aghstev 17 160 10,64 Arpa 19 160 11,95 Debed 32 160 20,06 Tributaries of Kur 1 160 0,67 Hrazdan 47 160 28,88 Meghriget 0 160 09 Voghji 3 160 1,910 Vorotan 2 160 1,311 Selav Mastara 2 160 1,312 Rivers flowing into Lake Sevan 17 160 10,613 Vedi 6 160 3,814 Kasakh 0 160 0
The observed floods in different river basins of 1994-2011
Click Selection >Select By Location
to open theSelect by Location
dialog box.
Applying this tool, we can distinguish how many floods have
occurred in the river basins
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The basins, according to the river basins, are
divided into three risky zones by the number of floods :
less dangerous, dangerous and more
dangerous
THE SLOPES AND ASPECTS
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Click Spatial Analyst Tools > Surfaceto open the Slope
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Click Spatial Analyst Tools > Surfaceto open the Aspect
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№ Aspects The number of floods The number of floods expressed in %
1 Flat 41 25,62 North 6 3,8
3 Northeast 14 8,8
4 East 20 12,5
5 Southeast 14 8,8
6 South 29 18,17 Southwest 10 6,3
8 West 6 3,8
9 Northwest 20 12,5
Total 160
Number of floods by aspects
№ Slopes The number of floods The number of floods expressed in %
1 Up to 50 102 63,82 50 – 100 35 21,9
3 100- 200 20 12,5
4 200 – 300 3 1,9
5 More than 300 0 0
Total 160
Number of floods by slopes
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Click Spatial Analyst Tools > Reclassto open the Reclassify
The flat and southern aspects
occupy 13,1%the territory of
Armenia
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Up to 50 slopes occupy 34,6%
territory of Armenia
Click Spatial Analyst Tools > Extractionto open the Extract by Mask
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The flood vulnerable zones occupy 4,73%territory of Armenia
ขอขอบคุณ เพื่อความสนใจ
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