A burst water main in Wellington central city has been repaired after creating a spectacular geyser this afternoon.

Tests revealing faultlines along the proposed route of a hydro-electric tunnel on Canterbury's Waitaki River have sparked a redesign of the power project.

E. Coli has been found in water from Kaiapoi, reinforcing the need for residents to boil their water after last week's earthquake.

Environment Waikato is worried about the danger of rapidly rising streams and rivers in the next few days.

Thousands of Canterbury residents will probably have to keep boiling water until the end of the week to minimise the risk of disease after Saturday's earthquake.

Aucklanders on the whole are set to pay less for their water under the new Super City council, Rodney Hide says.

The region's only warm water therapy pool has closed down and the trust that runs it is facing a half-million dollar repair bill.

Legislative roadblocks hindering the efficient operation of public-private partnerships are being removed, writes Michael Weatherall.

Bill English and his infrastructure team are looking forward to a single Auckland council.

Many popular swimming spots contain high levels of bacteria that cause diarrhoea or infection, a new report shows.

Australian cities have been given an environmental thumbs-down in a new assessment of their green qualities.

The Auckland City Council is under fire after neglected storm water drains flooded a supermarket.