Section-07 of Chapter-V of KW&SB, Act 1996 describes following Major Functions of KW&SB:- UNDERTAKE BULK PRODUCTION, FILTERATION / TREATMENT TRANSMISSION AND RETAIL DISTRIBUTION PURIFYING OF WATER UNDER TAKE COLLECTION, PUMPING, TREATMENT & DISPOSAL OF SEWAGE & INDUSTRIAL WASTE BILLING AND COLLECTION OF WATER & SEWERAGE CHARGES INCLUDING ARREARS THERE OF MAJOR FUNCTIONS OF KW&SB

ORGANIZATIONAL SET UP KWSB BOARD CHAIRMAN Managing Director TechnicalFinanceAdmn.RevenuePlanning TOTAL Nos. OF EMPLOYEES, 13030

AREA OF JURISDICTION AREA WITH KW&SB PRIOR TO DEVOLUTION 1000 km 2 PRESENT AREA 2600 km 2 COUNCILS OF GHARO & DHABEJI ADDED

The population of Karachi was 0.3 Million in After independence, due to high influx of migrants from India and other parts of the country, the City’s population increased exponentially. The average annual population growth rate in Karachi is 4.15%. The KSDP Plan 2020 indicates the population of Karachi 15.2 Million in 2005 and projected population in 2020 as 27.5 Million. DEVELOPMENT OF KARACHI CITY

32,506 15,120 Source: Karachi Strategic Development Plan 2020 (KSDP-2020) 27,550 FUTURE POPULATION OF KARACHI

Water is being supplied to Karachi from a considerably distant located water source through bulk conveyance system comprising of a complex network of canals, conduits, siphons, multi-stage pumping and filtration

K-III 100 MGD (0.45Mm 3 /day) WATER SUPPLY PROJECT COMPLETED IN 2006

RAW WATER TRANSMISSION Canals, conduits(3.3mx3.3m RCC), siphons/Pipelines(2100~1800mm),Bulk Supply Pumping Stations(24~35 mgd one unit) FILTER WATER TRANSMISSION Filter Plants, Transmission Mains(1600~ 900 mm) Secondary Level Pumping Stations(5~15mgd one unit) WATER DISTRIBUTION Area wise distribution Mains (600~ 75mm) emerging from trunk mains,small pumping stations WATER SUPPLY SYSTEM

 155 WATER PUMPING STATIONS  25 BULK WATER RESERVOIRS & ALLIED INSTALLATIONS  08 WATER FILTER PLANTS AND 03 SEWERAGE TREATMENT PLANTS.  20 SEWERAGE PUMPING STATIONS  11,000 KM OF PIPELINES AND 25,000,000 PIPELINE JOINTS, 110 KMS OF CANALS  1100 MILLION GALLONS OF FLUID (WATER & SEWERAGE)  400,000 VALVES SCALE OF SERVICES TO MANAGE & MAINTAIN

POPULATION 18 MILLION MAXIMUM WATER DEMAND 54 gpcd)972 MGD MINIMUM DEMAND 30 – 54 gpcd) [Av: 42 gpcd]756 MGD AVAILABLE SUPPLY680 MGD  INDUS SOURCE (KINGER LAKE SURFACE WATER) -Greater Karachi280 mgd -Gharo 28 mgd -K-II100 mgd -Additional 40 mgd578 MGD -K-III100 mgd -Steel Mill 22 mgd -PQA 08 mgd  HUB DAM (SURFACE WATER) 100 MGD  DUMLOTTEE WELLS (GROUND WATER) 2 MGD TOTAL :680 MGD WATER SUPPLY

DEMAND AND SUPPLY GAP AT THE RATE OF 54 GPCD FOR 18 MILLION POPULATION

Widening demand and supply gap Delay in sanction of additional 1200 cusec water quota from Indus source Delay in execution of K-IV water project.

SEWERAGE SYSTEM SEWAGE GENERATED IN CITY472 MGD (70% OF WATER SUPPLIED) OPTIMUM DESIGN CAPACITY OF151 MGD SEWERAGE TREATMENT PLANTS QUANTITY OF SEWAGE TREATED55 MGD SHORTFALL IN SEWAGE TREATMENT CAPACITY321 MGD UNTREATED SEWAGE417 MDG

SEWAGE TREATMENT PLANT 0 mgd 35 mgd 55 mgd

INVENTORY OF SEWERAGE SYSTEM  SEWERAGE TREATMENT PLANTS 3 Nos.  MAJOR SEWERAGE PUMPING STATIONS 6 Nos.  SEWERAGE LIFT PUMPING STATIONS 32 Nos.  SEWER CLEANING MACHNIES 46 Nos.  Suction Machines 23 Nos.  Jetting Machines 23 Nos.  TOTAL LENGTH OF SEWERS5670 Kms  NUMBER OF MANHOLES300,000 NOS.