JASA TIRTA I PUBLIC CORPORATION Jl. Surabaya 2A, Malang

JASA TIRTA I PUBLIC CORPORATION
Jl. Surabaya 2A, Malang – 65115 Indonesia
Ph. [phone], Fax. [phone]
Email: [email protected]
http://www.jasatirta1.go.id Sertificate No. ID03 / 0127

East Java
East Java
Description of Brantas River Basin
Description of Brantas River Basin
•
•Basin Area Basin Area : :11,800 km 11,800 km2
2 (25% of E. Java)
(25% of E. Java)
•
•Population (2003) Population (2003) : :15.5 million (43% of E. Java) 15.5 million (43% of E. Java)
•
•Average Rainfall Average Rainfall : :2,000 mm/year 2,000 mm/year
•
•Water Potentials Water Potentials : :12 billion m 12 billion m3
3/year
/year
•
•River Length River Length : :320 km 320 km
•Active volcanoes:Mt. Kelud & Mt. Semeru
•Land Use (2004) : - paddy field 39.0%
- dry land 12.0%
- plantation 22.0%
- forest 11.0%
- settlements 12.0%
-others 4.0%
Indonesia
Brantas River Basin
East Java
Brantas River Basin

Background
Floods frequency and magnitude in the Brantas River Basin increase
due to excessive rainfall.
Most of the tributaries aren’t covered by the Flood Forecasting and
Warning System (FFWS) facilities installed in 1990.

N
PONCOKUSUMO
GADANG
MALANG
Master Station
D A M P I T
TAWANGREJENI
PONDOK KOBONG
TUNGGORONO
SUTAMI DAM
Water Level/ Rainfall /
Outflow Gauging Station
WLINGI DAM
Monitoring/Water Level/Rainfall/
Outflow Gauging Station
TANGGUNG
BENDO
PAGERWOJO
INLATE GATE
JELI
Water Level/ Rainfall
Gauging Station
SELOREJO DAM
Water Level/Rainfall/Outflow
GaugingStation
KEDIRISubmaster/
Rainfall Gauging
Station
BENING DAM
Water Level/Outflow
GaugingStation
LENGKONG WIDAS
PLOSO
NEW LENGKONG BARRAGE
Repeater/Water Level/
Outflow GaugingStation
PERNING
GUNUNGSARI BARRAGE
Water Level/ Outflow
GaugingStation
TAMPUNG
LAHOR DAM
WAGIR
TULUNGAGUNG
Submaster Station
WATES SAWAHAN
WILIS Repeater/
Rainfall Gauging
Station
KEDIRI
BERBEK
KERTOSONO
Water Level/Rainfall Gauging
Station
MRICAN BARRAGE
Water Level Gauging/
Outflow GaugingStation
BIROWO
SUMBERAGUNG
DOKO
SEMEN
WATES
PUJON
Repeater/ Rainfall Gauging
Station
PORONG
MALANG
BLITAR
NGANJUK
PLOSO
JOMBANG
KERTOSONO
KEDIRI
MOJOKERTO
PORONG
SURABAYA
T U G U
KAMPAK
WATES WLINGI
TULUNGAGUNG
Mt. Semeru
GentengRiver
Aran-aranRiver`
BrantasRiver
AmprongRiver
Metro River`
ManisRiver
LeksoRiver
PutihRiver
AbabRiver
LaharRiver
WediRiver
LODOYO BARRAGE
Water Level /
Outflow GaugingStation
BrantasRiver
NgrowoRiver
Parit Agung
Parit Raya
Konto River
KuncirRiver
WidasRiver`
SrinjingRiver
MarmoyoRiver`
BrangkalRiver`
BangsalRiver`
CemboroRiver`
KuburanRiver`
PorongRiver`
Surabaya River`
MasRiver`
Mt. Arjuna
Mt. Kawi
Mt. Kelud
Mt. Wilis
O
O
O
O
MADURA
ISLAND
Mt. Butak
SIDOARJO
TRENGGALEK
Brantas River`
Indonesian Ocean
JambeRiver
TANGKIL
Mt. Bromo