The diagram below shows how rain water is collected and then treated to be used as drinking water in an Australian town. Summarise the information by selecting and reporting the main features and make comparisons where relevant. You should write at least 150 words.

The diagram depicts, how a town in Australia gets drinking

water

from the collection of rainwater.

Overall

, it is a four-stage process starting from the collection of rainwater in a drain to removing chemicals and sending it through pipes to a town.

Firstly

, the rainwater is collected

in

Change preposition

on

show examples

the roofs which have an overflowing drain built from all the houses directly connecting to the

water

filter.

Next,

the

water

has been filtered and directed to an external pipe to get to the storage area.

This

pure

water

has been stored in a huge storage tank underneath the ground.

Next,

the storage

water

is

coupled with

another tank through a connected valve. Once the

water

has been transferred, the

water

treatment process begins. The process continues till the chemicals present in the

water

are segregated to the top of the tank.

Following

this

,

water

has been sent across the town through a pipe which connects every house and it is used for drinking purposes.