Figure 1 Working Area of ofjasa Tirta IIPublic Corporation

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Figure 1 Working Area of Jasa Tirta I Public Corporation

∆

_∆

∆

MT. WILIS MT. KELUD MT. KAWI MT. ARJUNA MT. SEMERU

U

• MALANG

• SURABAYA

SURAKARTA

•

• BLITAR

• KEDIRI

Bra nta sR . Bengawan Solo R. Ma diu nR. Benga wan S oloR. Porong R. Bra nta sR . Location Map

Java Island, Indonesia

BRANTAS RIVER BASIN

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Internal Supervisor Unit

President

Director

Research & Development Bureau

Director of

Technical Affairs

Director of

Operation

-Bengawan Solo

Water Service Div. I DIV General Services Financial Bureau HR and Common Affairs Bureau Water Service SUB DIV. I/1 SUB DIV Equipment Services SUB DIV Const. & Consulting Service Finance Account. Manag. Account. Human Resources Affairs Household Affairs Official Equipment Affairs Water Service Div. III Water Service Div. IV Water Service Div. II Water Service Div. V Corporate Secretary Technology Development Controlling Operational Implementation

Director of

Operation

-Brantas River

Board of Directors

Figure 2 Organization Structure of Jasa Tirta I Public Corporation

Planning & Controlling Bureau Quality Management Bureau Business and Working Area Dev. Program Planning and Controlling Technical Planning and Controlling Quality Development Environment Evaluation and Analysis Data Processing Center & Lab

Director of

Administration and

Financial Affairs

Water Service SUB DIV. I/2 Water Service SUB DIV. II/1 Water Service SUB DIV. II/2 Water Service SUB DIV. III/1 Water Service SUB DIV. III/2 Water Service SUB DIV. IV/1 Water Service SUB DIV. IV/2 Water Service SUB DIV. V/1 Water Service SUB DIV. V/2 Budgeting Technical Bureau Finance & General Affairs Bureau Water Service Division I Water Service Division II

(3)

Indonesian Ocean

Ma

dura

_St

rait

BRANT AS RI_VER P. AGUNG CANAL P ._RAY A CANAL BRANTAS RIVER WIDAS RIVER LESTI RIVER KONT O R IV_E R BRANT AS RI V_E R WONOKROMO RIVER SURABAY A RI VER MA S R IV E R PORONG RIVER

PASURUAN

SIDOARJO

MOJOKERTO

JOMBANG

NGANJUK

TULUNGAGUNG

TRENGGALEK

BLITAR

MALANG

KEDIRI LAHOR DAM SUTAMI DAM SENGGURUH DAM WLINGI DAM LODOYO DAM

TULUNGAGUNG DIVERSION TUNNELS MRICAN BARRAGE BENING DAM

SELOREJO DAM

NEW LENGKONG DAM

GUNUNGSARI DAM 500 1000 1500 2000 MT. SEMERU MT. SEMERU MT. PENANJAKAN MT. PENANJAKAN 1000 2500 MT. ARJUNA MT. ARJUNA MT. KELUD MT. KELUD 500 1000 1500 1500 MT. KAWI MT. KAWI MT. WILIS MT. WILIS 500 100 0 150 0 SU M ET ER A KALIMANTAN SULAWESI Java Sea Jakarta Bandung Surabaya LOCATION MAP Indonesian Sea

SURABAYA

TAWANGREJENI PONDOK KOBONG REPEATER STATION GADANG WAGIR BIROWO SUMBERAGUNG SEMEN DOKO WATES WLINGI TUNGGORONO TUGU KAMPAK BENDO TANGGUNG INLET GATE PAGERWOJO JELI WILIS WATES WATES SAWAHAN BERBEK LENGKONG WIDAS KERTOSONO PLOSO PERNING PORONG TAMPUNG 0 5 S C A L E 20 10 KM

N

f5 f4 WONOREJO DAM SEGAWE WEIR TIUDAN HEADWORK TA PUMP STA. NGUJANG

JATIMLETREK RUBBER DAM

MENTURUS RUBBER DAM

PELAYARAN KARANGPILANG

Figure 3. Location of Rainfall and Water Level Gauging

of Existing FFWS (developed in 1990)

MALANG OFFICE TULUNGAGUNG OFFICE MLIRIP GATE PORONG CANAL MANGETAN CANAL MRICAN KN. IRG. MRICAN KR. IRG. LODAGUNG IRG. PUJON TANGKIL 1 1 2 PONCOKUSUMO DAMPIT 3 4 5 6 7 8 9 10 11 12 13 21 15 14 25 26 16 22 23 19 18 17 20 24 4 3 2 5 6 7 8 9 10 11 12 13 14 15 16 17 19 18 20 21

LEGEND :

:Water Level Gauging Station

(4)

MALANG

BLITAR NGANJUK PLOSO JOMBANG KERTOSONO KEDIRI PORONG

SURABAYA

Genteng River Lesti R iver Branta_{s River} Amprong River Metr oR iver M ani s R_iver Leks o River Puti h River Abab River Lahar River Wedi River Brantas_River Ngr ow_o River Parit Agung Pa rit R_aya Konto River Kuncir River Widas River Srinjing River Marmoyo River Bangs_{al River} Cemboro River Kukuban Rive r` Porong_River Surabaya River Ma s Ri ver` !" # $ % & ' () * + , -. / 01 2 34 546

O

MADURA

ISLAND

78 9 : ; < = > SIDOARJO TRENGGALEK Brantas River ? @ A B @ CD E F @ G H CF @ Jambe River IJ K L MN NO P R T U W R X Y [ ] ^ Y _` a` bcd c ` bc e f g hi j ikl h mnop o q rs t MOJOKERTO TULUNGAGUNG Bodeng Rive_r Song River uvw vxy zv{ | } ~ ¡ ¢£¤ £ ¢£ ¥¦§ §¨ ©ª« ªª Taw ing River Tugu Rive r Ngasinan River Jumo River Klantur River Kali daw ir River Babakan River Pandansari River Bruni River Kedok River Lahar River Bening River Pajaran River UloRiver Sema River Kedung River Kedungs ukoRive r Janti River Putih Shortcut Ewuh River Jari River Se mut R iver Aran-aran River Temple k River Manten River Bango Rive r Kambing River Sadar River Gembol o River Pucang River Karinga_{n River} Tambang Agung River Wonokromo River Kedurus River WatudakonRiver Ben g R ive r Badak River Jim beR iver LemonRive r ¬® ¯° ° ± ® ² ³ ´ µ´¶ ·´¸ ¹· ¶ ·º »¼ ½ ¾¿ÀÁ Â Ã À ÄÅ ÆÇ ÈÉ ÊË ÌÍÎÏ Ð Ñ Î ÒÓ ÔÓÕ Ö × Ø×Ù Ú×Û Ü Ú Ù Ú Ý Þß à áâã ä äå Ôâæ çåæ ÓÕ áâè é ÜÚ Ùê Ýëß Ö × Ø×Ù Ú× Û ì íî ï í ðñ ò ó ðñ ô õ ö ÷øùú ûüý þÿ ÿù ø ÿ ì ï BrangkalRiver ì ì ô ô ô ì ô ì N

_{LEGEND :}

:Water Level Gauging Station

:Rainfall Gauging Station

1 2 3 4 5 6 7 1 2

3

4

5

6

7 Figure 4. Location of Rainfall and Water Level Gauging

of Additional FFWS (developed in 2000)

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LEGEND

• Location of real time water quality monitoring stations (23 stations)

Madura Strait

Ka li Wi das₃ Kali Porong 3 Kali Brantas 11 Ka li B rant as 1 Kali B rant as15

Tambangan Canggu

PDAM Krikilan

Downstream Jembatan Jrebeng

Karanglo (downstream outlet Miwon)

PDAM Karangpilang

WQ-19 PDAM Ngagel

WQ-18 PDAM Kayoon

Kertosono Bridge

Downstream outlet Cheil Jedang

Kedung Bacok Gate (d/s Dam Porong Canal)

Downstream Mangetan Gate

Downstream outlet Ajinomoto

Dam Lodoyo

Tambangan Pakel

Downstream Jembatan Kendalpayak

Upstream Jembatan Pendem

Upstream Jembatan Ngujang

Upstream Mrican Barrage

Dam Selorejo

Dam Wlingi

Dam Sengguruh

Dam Sutami

Jembatan Tawangrejeni

WQ01-

WQ02-

WQ03-

WQ23-

WQ04-

WQ05-

WQ06-

WQ07-

WQ08-

WQ09-

WQ10-

WQ21-

WQ11-

WQ13-

WQ12-

WQ22-

WQ20-

WQ14-- WQ16

- WQ17

WQ15

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00353 Wd. Sutami tengah 0500 Pakel

0090 Pendem 0160 Kd. Pedaringan 0290 Wd. Sengguruh 0300 J. Sengguruh 0351 Wd. Sutami hulu 0355 Wd. Sutami hilir 0380 J. Kalipare 0390 Kesamben 0440 D/S Wd. Wlingi 0460 D/S Wd. Lodoyo 0725 B. Mrican 0730 Kertosono 0780 Ngrombot 0940 J. Ploso 0995 B. Lengkong 1000 Canggu 1020 Perning 1030 Jrebeng 1035 Cangkir 1040 Bambe 1045 Karangpilang 1050 Sepanjang 1060 B. Gunungsari1100 Ngagel/Jagir 1200 Petekan

0

6

12

18

24

30

36

0

10

20

30

40

50

60

70

80

90 ₁₀₀

₁₁₀

₁₂₀

₁₃₀

₁₄₀

₁₅₀

₁₆₀

₁₇₀

₁₈₀

₁₉₀

₂₀₀

₂₁₀

₂₂₀

₂₃₀

₂₄₀

₂₅₀

₂₆₀

₂₇₀

₂₈₀

₂₉₀

₃₀₀

₃₁₀

₃₂₀

Standar Maks.

Minimum

Rata-rata

Maksimum

===> BOD (mg/l)

Distance (km)

Figure 6 WATER QUALITY MONITORING RESULT

Along Brantas River, Surabaya River & Mas River

Periode : 2004

Biochemical Oxygen Demand (BOD)

Brantas R.

_Mas

R. Surabaya R.

Kab.MalangIK.MalangI Kab.Malang I Kab. Blitar I Kab. Tulungagung I Kt. Kediri I Kab.Nganjuk I Kab.Jbg. I Kab/Kt.M.kerto I Kb.Gresik I Kt.Surabaya

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Grafik - 3

00353 Wd. Sutami tengah 0500 Pakel

0090 Pendem 0160 Kd. Pedaringan 0290 Wd. Sengguruh 0300 J. Sengguruh 0351 Wd. Sutami hulu 0355 Wd. Sutami hilir 0380 J. Kalipare 0390 Kesamben 0440 D/S Wd. Wlingi 0460 D/S Wd. Lodoyo 0725 B. Mrican 0730 Kertosono 0780 Ngrombot 0940 J. Ploso 0995 B. Lengkong 1000 Canggu 1020 Perning 1030 Jrebeng 1035 Cangkir 1040 Bambe 1045 Karangpilang 1050 Sepanjang 1060 B. Gunungsari1100 Ngagel/Jagir 1200 Petekan

0

10

20

30

40

50

60

70

80

90

100

0

10

20

30

40

50

60

70

80

90

100

110

120

130

140

150

160

170

180

190

200

210

220

230

240

250

260

270

280

290

300

310

320 Standar Maks.

Minimum

Rata-rata

Maksimum

===> COD (mg/l)

Figure 7 WATER QUALITY MONITORING RESULT

Along Brantas River, Surabaya River & Mas River

Periode : 2004

Chemical Oxygen Demand (COD)

K. Brantas

K. Mas

K. Surabaya

Distance (km)

Kab.MalangIK.Malang I Kab.Malang I Kab. Blitar I Kab. Tulungagung I Kt. Kediri I Kab.Nganjuk I Kab.Jbg. I Kab/Kt.M.kerto I Kb.Gresik I Kt.Surabaya

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Grafik - 2

1100 Ngagel/Jagir 1200 Petekan 1060 B. Gunungsari 1050 Sepanjang 1045 Karangpilang 1040 Bambe 1035 Cangkir 1030 Jrebeng 1020 Perning 1000 Canggu 0940 J. Ploso 0780 Ngrombot 0730 Kertosono 0725 B. Mrican 0460 D/S Wd. Lodoyo 0440 D/S Wd. Wlingi 0390 Kesamben 0380 J. Kalipare 0355 Wd. Sutami hilir

0351 Wd. Sutami hulu 0995 B. Lengkong

0300 J. Sengguruh

0290 Wd. Sengguruh

0160 Kd. Pedaringan

0090 Pendem _{0353 Wd. Sutami tengah} 0500 Pakel

0

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

0

10

20

30

40

50

60

70

80

90

100

110

120

130

140

150

160

170

180

190

200

210

220

230

240

250

260

270

280

290

300

310

320 Standar Min.

Minimum

Rata-rata

Maksimum

===> DO (mg/l)

Distance

(km)

Figure 8 WATER QUALITY MONITORING RESULT

Along Brantas River, Surabaya River & Mas River

Periode : 2004

Dissolved Oxygen

K. Brantas

K. Mas

K. Surabaya

Kab.MalangIK.Malang I Kab.Malang I Kab. Blitar I Kab. Tulungagung I Kt. Kediri I Kab.Nganjuk I Kab.Jbg. I Kab/Kt.M.kerto I Kb.Gresik I Kt.Surabaya