Fifteen million people live above an open sewer in unimaginable squalor.

This week an open sewer flowed just 50 metres from the new temporary homes.

One observer opined that she would sooner have an open sewer in her drawing room.

We were shocked to find that our river was being used as an open sewer.

An open sewer oozes past her tiny shack, which the authorities razed and her family rebuilt three times in the past year.

That stuff just goes straight into the foul sewer network.

I was astounded to learn that ever since the estate was built the surface water drainage has not gone into the sewer network.

They are aquatic predators from the future, using the sewer network to hunt and trap prey.

Connection fees to the water and sewer network are a major source of funding for service providers.

Of the wastewater that enters the sewer network, only about 60% reaches the treatment plants.

In 1988 a 17th-century sewer tunnel was rediscovered.

During the shootout he escaped through a manhole, crawling through sewer tunnels before climbing out and stealing a car.

And if you didn't know the rest of your teammates before you begin the challenge, creeping through sewer tunnels and alleys in the dark will soon get you acquainted.

Nick escapes the security guards chasing him through the sewer tunnels.

Several paintings had paint dripping off them because of the sewer water.

To promote the recycling of garbage and sewer water, agriculture in encouraged on the dumping grounds.

Future plans call for increased use of treated sewer water as well as more desalination plants.

Many municipalities are in the process of installing storage tunnels and high rate treatment facilities to store and treat the large volume of storm/sewer water during precipitation events.