3. Barcelona Metropolitan Area
• Population of 3,2 millions inhabitants
• How much water do you use?
Water consumption: 110 litres/inhabitant/day
We need water
4. WATER DESALINATION
Water is desalinated
in order to convert salt water to fresh water
so it is suitable for human consumption
5. Water desalination in the world
Desalination
is an
increasingly
important
practice to
secure clean
water in a
number of
countries.
6. Water desalination in Spain
• Spain is the fifth
largest number of
desalination
plants in the
world with a total
of 900 plants with
a capacity of
1.45 million cubic
meters per day
• The first
desalination plant
in Spain was built
in 1965 in
Lanzarote
7. Desalination plants in Catalonia
• The Catalan Water Agency works with the aim of making more
water available and to guarantee its supply through diverse
measures that include aquifer recovery, reuse, conservation,
improvements in water and desalination.
To this end, since 2002, the Tordera
desalination plant, located in
Blanes, has been in operation
8. Llobregat desalination plant
• In summer 2009 the Llobregat
desalination plant became operational
• The largest desalination plant in Europe
dedicated to urban supply
• This facility can serve 4.5 million
inhabitants and can produce up to
60 hm3 of water per year (200 million
litres of water per day). . This supply
will represent nearly 24% of the city's
water consumption.
9. Llobregat desalination plant
Its opening made it possible to increase the guarantee and availability of water in the
Barcelona metropolitan area
Improvement in water quality and taste of the water supplied to the metropolitan
area.
The Llobregat river has always had a high level of salinity, which is the result of the
existence of a natural potassium basin
.