Yozgat

ComeniusComeniusWater a vital elementWater a vital element

3rd. Meeting3rd. Meeting

Yozgat (Turkey)Yozgat (Turkey)

25 th. Sept. – 1st. Oct.25 th. Sept. – 1st. Oct.

PresentationPresentation

• We are from Calaf...We are from Calaf...

• Domestic use of waterDomestic use of water

• To save waterTo save water

• The use of biology to clean wasted The use of biology to clean wasted waterwater

We are from... Calaf

• Calaf is in the middle of Catalonia. It is in a district called Anoia and in the province of Barcelona. It has aproximately 3500 inhabitants. It is about 680 metres above sea level. It has got Mediterranean climate.

Calaf

Barcelona

E b r e r i v e r

Our situation

The economy of CalafThe economy of Calaf

• The economy in Calaf The economy in Calaf is based on the dry is based on the dry agriculture, specially agriculture, specially cereals.cereals.

• There are four main There are four main factories that make factories that make building material.building material.

• The market is The market is important, too, for the important, too, for the economy of the economy of the village. village.

The most important monuments• The belfry of Calaf

is the third tallest in Catalonia.

• The market of Calaf is well-known in all the autonomous communities. In the past it was done on Saturday mornings in “Plaça gran” ->

Our schoolOur school

• Our school has Our school has aproximately 280 aproximately 280 students .students .

• These students are These students are from Calaf and other from Calaf and other villages like: Torà, villages like: Torà, Sant Martí, Prats, la Sant Martí, Prats, la Molsosa, Castellfollit...Molsosa, Castellfollit...

• In our school there are In our school there are about 30 teachers. about 30 teachers.

Domestic water in CalafDomestic water in Calaf

• Running water Running water arrived in Calaf in arrived in Calaf in 1970. This was 1970. This was very late because very late because they had to bring it they had to bring it from dams or from dams or rivers far away rivers far away from here.from here.

Domestic use of waterDomestic use of water

Ac tivity Averag e value

S hower 60,00

B ath /

T o clean hands 10,50

WC keeping 45,00

Dishwasher 62,50

C lean dishes with hand 25,00

Washing mashine 100,00

C ooking or drinking 12,00

T o clean car /

T o shave 15,00

T o clean teeth 15,00

Domestic use of waterDomestic use of water

• Here we can see the domestic use of Here we can see the domestic use of water in Catalonia.water in Catalonia.

The price of water in The price of water in CataloniaCatalonia• The water in The water in

Catalonia is very Catalonia is very expensive, but in expensive, but in the province of the province of Barecelona it’s Barecelona it’s even more even more expensive. It costs expensive. It costs 1,497 €/m3.1,497 €/m3.

Calaf

The water billThe water bill

• There are two parts: There are two parts:

• 1- Water service1- Water service

- Fixed water serviceFixed water service

- ConsumeConsume

- V.A.TV.A.T

• 2- ACA ( Water 2- ACA ( Water Catalan Agency)Catalan Agency)

- Water canonWater canon

- V.A.TV.A.T

The water billThe water bill

• Water service:Water service:– Fixed quota serviceFixed quota service– 1st. Block1st. Block– V.A.T.V.A.T.

• Catalan agency of Catalan agency of water:water:– Water canonWater canon– V.A.T.V.A.T.

Visiting a salt treatment Visiting a salt treatment plantplant• We went to the salt We went to the salt

treatment plant in treatment plant in El Prat de El Prat de Llobregat.Llobregat.

• Explaining our visit.Explaining our visit.

Visiting a salt treatment Visiting a salt treatment plantplant• The different parts The different parts

of the salt of the salt treatment plant.treatment plant.

• The inverse The inverse osmosis treatment.osmosis treatment.

• The 25% of The 25% of Barcelona’s water Barcelona’s water can be produced can be produced here.here.

To save waterTo save water

- Classical tap

- Monocomandment tap

- There are more classical taps than monocomandment taps in Calaf.

To save water

• Most people in Calaf have showers instead of having baths.

• It saves more water.

To save water

• Most people in Calaf have C,D and E level household, because the most efficient household, A and B, are very expensive.

To save water (Other systems)- Saving the raining

water system.

- Saving the grey waters system.

- Swimming pools

- There are just a few of these systems in Calaf.

The use of biology to clean wasted water

• Sometimes people can use the biology to clean the wasted water, for example some bacteries, which clean the water.

The use of biology to clean wasted water

• - Pretreatment

• - Primary treatment

• - Secondary treatment