Upon taking control the company raised water tariffs by 35%.

These fees and charges are added to the water tariff.

These committees are supposed to collect their own water tariffs.

As a result, water tariffs were increased substantially for both concessions in 2002.

The program also included a large-scale public information campaign and an increase in water tariffs.

Until 1997 there was no water tariff at all.

In some developing countries, water tariffs are set at the national level.

Different countries have introduced a variety of approaches to protect the poor from high water tariffs.

He also warned of increased water tariffs in the state, since current rates were not enough to cover costs.

Between 1991 and 2004, the municipality increased water tariffs nine times.