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- To plan and manage water
resources and water supply systems.
The department plans water resources,
prepares outline proposals for new water supply
schemes and improvements to the existing system
to meet growth of demand in existing and developing
areas, monitors the adequacy of water resources
and installations and collates hydrological information
necessary for the management and development of
the waterworks.
- To design and construct waterworks
projects.
The department carries out design
and supervision of construction of waterworks projects
which includes catchwater, tunnels, reservoirs,
water treatment works, access roads, pumping stations and
pipeworks. Specialist works such
as laying of submarine pipeline, dam construction
and major water supply projects are usually undertaken
by consulting engineers. The Consultants Management
Division will vet and approve consultant's proposals
and monitor and administer work and agreement.
- To operate and maintain water
supply and distribution systems.
The department monitors water
storage, operation and maintenance of catchwater,
intakes, impounding reservoirs, pumping stations,
water treatment works, service reservoirs, trunk and distribution
mains to ensure a reliable water supply to the customers.
- To control
the quality of water supply to customers.
The department checks and controls the quality of
water supplied. It regularly carries out chemical,
bacteriological, limnological, biological and radiological
examination of samples taken from raw, treated and
customer tap sources.
- To provide customer services
and to enforce the Waterworks Ordinance.
The department is responsible for the administration and enforcement
of the Waterworks
Ordinance and Regulations. The department also scrutinises
plumbing proposals for new and revised plumbing system of building
and inspect the works. Provision of metered supplies,
and customer enquires and complaints regarding new
connections and disconnections of water supplies
are also handled by the department.
Hong Kong's two main sources of water are rainfall from
natural catchment and supply
from Guangdong. The scope of work, therefore, covers
the whole process from the collection of natural yield
from rainfall, the reception of raw water from Guangdong
to the provision of a supply with a quality of accepted
international standards to the customers' taps. The
department also supplies sea
water for flushing purposes to over 80% of the
population.
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