natural rivers - usmredac.eng.usm.my/ead/ead511/l1-natural rivers.pdf · natural rivers. ead 511...

USM_USM_REDAC_2008REDAC_2008

Natural Rivers

EAD 511 River managementEAD 511 River management


River System


River Corridor


• 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


Rivers of Rivers of MalaysiaMalaysia

Department of Irrigation and Department of Irrigation and Drainage Malaysia (1992)Drainage Malaysia (1992)


HEADWATERS


Buaya Sangkut Falls @ Endau River


Rapids @ Labuk River, Sabah


Tranquil Upstream Endau River


Rapids @ Endau River


Rapids @ Padas River, Sabah


TRANSFER ZONE

River’s Mid-Journey


Roads, Railway, River (3R)


Gentle Meander


Kuala Kangsar (Perak River)


Kedah Plain – Alor Jangus


Irrigation Channel


DEPOSITIONAL ZONES


Meeting the Sea


Kuala Kedah (Kedah River)


Kelang (Kelang River)


Kuala Muda (Muda River)Before Tsunami 2004


Kuala Muda (Muda River) – June 2008


Tioman Island


Mersing River


Endau River


Tioman Island Jetty @ Endau River


Monsoon FloodMonsoon Flood


Bank ErosionBank Erosion


Sand MiningSand Mining


Sand and Gravel Mining

Kampong Kubang Bedengong Kampong Lubok Segintah

River Sand Mining

Sand Mining Pumping Activity


Bridge Crossing Protection

-Sand mining has caused serious degradation of Sg Muda

-In-stream sand and gravel mining should not be allowed


Water QualityWater Quality


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


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


Product of Healthy Rivers

River Lobster

“Udang Galah”

Bebar River, Pekan


King Fish (Patin) @ Chao Praya River, Bangkok

natural rivers - usmredac.eng.usm.my/ead/ead511/l1-natural rivers.pdf · natural rivers. ead 511...

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