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Natural Rivers
EAD 511 River managementEAD 511 River management
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River System
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River Corridor
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• Peninsular Malaysia = 89 • Sarawak = 22 • Sabah = 78• Total = 189 (57,300 km length)
RIVER SYSTEM (WEST MALAYSIA)
LumpurKuala
S.Linggi
KELANTAN
Shah Alam
S.Perak
S.Bernam
Seremban
S.Klang
Ipoh
Kangar
Alor Setar
George Town
PINANGPULAU
S.Muda
PERLIS
KEDAH
PERAK
THAILAND
S.Rompin
SINGAPORE
Kuantan
S.Pahang
S.Cukai
S.Muar
S.Batu Pahat
S.Benut
PAHANG
SEMBILANNEGERI
MELAKA
MelakaS.MelakaJOHOR
S.Kuantan
S.JohorBahruJohor
S.Endau
S.Dungun
Kuala Terengganu
Kota Bharu
TERENGGANU
S.Kelantan
S.Terengganu
LANGK AW IPULAU
SELANGOR
Kot a Kinab alu
Kuc ing
S.K inabata nganS.B aram
S.R ejangS.S adong- I ADP Sa maraha n
RIVER SYSTEM (EAST MALAYSIA)
S.Sadong
S.Rejang
S.SarawakKucing
SARAWAK
S.Baram
LABUAN
Kota Kinabalu
SABAH
S.Kinabatangan
Malaysia is rich in riversMalaysia is rich in rivers
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Rivers of Rivers of MalaysiaMalaysia
Department of Irrigation and Department of Irrigation and Drainage Malaysia (1992)Drainage Malaysia (1992)
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HEADWATERS
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Buaya Sangkut Falls @ Endau River
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Rapids @ Labuk River, Sabah
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Tranquil Upstream Endau River
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Rapids @ Endau River
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Rapids @ Padas River, Sabah
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TRANSFER ZONE
River’s Mid-Journey
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Roads, Railway, River (3R)
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Gentle Meander
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Kuala Kangsar (Perak River)
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Kedah Plain – Alor Jangus
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Irrigation Channel
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DEPOSITIONAL ZONES
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Meeting the Sea
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Kuala Kedah (Kedah River)
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Kelang (Kelang River)
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Kuala Muda (Muda River)Before Tsunami 2004
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Kuala Muda (Muda River) – June 2008
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Tioman Island
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Mersing River
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Endau River
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Tioman Island Jetty @ Endau River
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Monsoon FloodMonsoon Flood
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Bank ErosionBank Erosion
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Sand MiningSand Mining
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Sand and Gravel Mining
Kampong Kubang Bedengong Kampong Lubok Segintah
River Sand Mining
Sand Mining Pumping Activity
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Bridge Crossing Protection
-Sand mining has caused serious degradation of Sg Muda
-In-stream sand and gravel mining should not be allowed
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Water QualityWater Quality
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STATUS OF RIVER WATER QUALITY IN MALAYSIA
S.Rejang
S.Sarawak
S.Baram
S.Kinabatangan
S. Sadong
SARAWAK
SABAH
Kuching
Kota Kinabalu
KEDAH
THAILAND
SINGAPORE
SEMBILAN
JOHOR
SELANGOR
PAHANG
NEGERI
TERENGGANU
PERLIS
MELAKA
PULAU PINANG
PERAK
PULAU
S.Muda
S. Perlis
S.Perak
S.Bernam
S.Klang
S.Linggi
S.Muar
S.Batu Pahat
S.Melaka
S.Benut
S.Rompin
S.Pahang
S.Cukai
S.Kuantan
S.Endau
S.Dungun
S.KelantanS. Kedah
S.Kerian
S.Mersing
S.Johor
S.Selangor
S.Langat
KUALALUMPUR
KELANTAN
S.Terengganu
Clean
Slightly Polluted
Polluted
S.DangaS.Segget
S.Kempas
S.Tukang Batu
SINGAPORE
S.Buloh
S.JuruS.Pinang
S.Jejawi
BRUNEI
S.Merbok
WQI 81-100 : Clean, WQI 60-80 : Slightly Polluted, WQI 0-59 : Polluted
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SOURCE OF POLLUTION (ACTIVITY)
Sewage, Agro-based & Manufacturing Industries
Sewage
65% 12% 23%
43% 33% 24%
58% 24% 18%
Clean Slightly Polluted Polluted
RIVER BASIN CONDITION POLLUTION INDICATOR (PARAMETER)
Earthworks & Land Clearing
Biochemical Oxygen Demand (BOD)
Ammoniacal Nitrogen (NH4 –N)
Suspended Solids (SS)
Note:- Number of River Basins Monitored = 120
Number of Monitoring Station = 927
Status of River Basin Water Quality, 2002
WQI 81-100 : Clean, WQI 60-80 : Slightly Polluted, WQI 0-59 : Polluted
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Product of Healthy Rivers
River Lobster
“Udang Galah”
Bebar River, Pekan
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King Fish (Patin) @ Chao Praya River, Bangkok