Experts warn we shouldn't swim at any beach in the Auckland region after heavy rain. Simon Collins finds out why.

Some experts believe the key to eliminating raw sewage overflows into Auckland Harbour lies on the roof of one of the city's recent office blocks.

Climate change scientists have projected continued global greenhouse gas emissions would heat Northland heat up more than other regions

The low water level in the Heretaunga aquifer is making itself felt outside of Hastings. Residents and businesses not connected

Auckland and Northland are about to get much-needed rain with a line of thunderstorms off the coast of the North Island.

The New Zealand First leader shares his concerns over drought in Northland, Bill English's effort in Europe and free trade agreements in general.

A 300kg leopard seal looks to be in Auckland to stay, as the hefty visitor makes itself a summer spectacle for ferry commuters.

Popular stop-off for motorists and a favourite for holidaymakers, Lake Tūtira, is no longer a safe swimming spot due to its poor water quality. Made with funding from NZ On Air.

Twenty-one seconds is all it took for Wendy Atkinson's 2-year-old to scale their regulation-standard pool fence.

Some Mangawhai residents are out of water and facing longer delays to replenish their tanks after WaterCare turned off the taps at their closest filling stations.

A fisherman plucked from Manukau Harbour after spending five hours in choppy waters has been discharged from hospital.

In the last of a five-part series looking at research in Auckland's blue backyard, an expert discusses how far our ocean ecosystems can be pushed.

Getting closer than 50m to a killer whale could set you back a couple hundred thousand or land you behind bars.

Billy Turner waited until after he'd been for a 20-minute swim with a 2.7m shark at Pauanui to tell his mother what he'd done.

WATCH: An extreme water daredevil has gone over the Huka Falls on a bodyboard, an act that has been described as "reckless and irresponsible".

In the second of a five part series on Auckland's big blue backyard, science reporter Jamie Morton talks to seabird expert Dr Brendon Dunphy.

A yachting expert says a fleeing yachtie's sailing trip with his young daughter would have been slow going with big weather risks as he crossed the Tasman.

Science reporter Jamie Morton looks at some of the hardy little creatures that live in our rock pools.

Dr Brett Mullan of the National Institute of Water and Atmosphere (NIWA) explains our holiday season weather and warming world.

Onlookers appeared more fascinated than frightened when four menacing fins surfaced in the shallows at Coopers Beach two days in a row.

There's never a dull day for rescue helicopters.

A burst water main in Upper Hutt which caused a "pretty spectacular" fountain of water and hindered the train service has been fixed. A

A controversial Greenpeace TV ad has been given the green light after the dairy industry attempted to shut it down.

The glorious thing about a New Zealand summer is that just as the official holiday fortnight ends, the best has yet to come.

The talk around the nation's water coolers is that it is colder and wetter than usual this summer. But the grumblings don't stack up with the stats.

Emergency services are responding to reports of a person found unconscious in water in Northland.

The warning follows reports of two near-drownings in Australia from using the popular Christmas gifts in the water.

Alpine Pure last year renewed its consents with the West Coast Regional Council, and has applied to do the same with the Westland District Council.

A fire fighting helicopter pilot had an unexpected passenger hitch a ride in his monsoon bucket on Monday.

It is an uncontroversial fact that the state of the country's freshwater resources has for decades been moving towards ecological collapse.