As it happened: Ten-year earthquake anniversary memorial service from Christchurch

Kia ora and welcome to Newshub's online coverage of the service marking the anniversary of the Christchurch earthquake, at the city's national quake memorial.

At 12:51pm 10 years ago on Monday, Christchurch was changed forever, when the 6.3-magnitude earthquake killed 185 people and shook New Zealand to its core.

The city fell silent at 12:51pm in remembrance of those killed.

This article is no longer being updated.

1:45pm - That concludes our coverage of the Christchurch earthquake memorial service, marking 10 years since a city was changed forever.

There'll be more coverage of the service on Newshub Live at 4:30pm and Newshub Live at 6pm, on Three and online.

1:36pm - Bereaved families are now being invited to lay tributes at the memorial wall.

1:33pm - Governor-General Dame Patsy Reddy has placed a wreath at the memorial wall, followed by Prime Minister Jacinda Ardern.

1:32pm - The official wreath laying is taking place at the memorial wall.

1:23pm - A mihi and blessing will now close the ceremony.

1:20pm - You can read Prime Minister Jacinda Ardern's full speech here.

1:14pm - PM Ardern says Monday is a chance everyone to remember those who died and stand with the families, loved ones and friends who grieve them.

"In some respects, 10 years sounds a long time. But for many it will feel like just yesterday that Christchurch, and indeed New Zealand, was rocked by the events of February 22.

"The earthquake and aftershocks affected people in complex and diverse ways.

"I remember so clearly how the country threw its support behind Canterbury in the months and years following the quake, raising funds, holding tributes, downing tools during moments of silence."

1:13pm - Prime Minister Jacinda Ardern will now deliver a speech.

1:11pm - Christchurch City Mayor Lianne Dalziel is reading a message from former Mayor Sir Bob Parker, who was Mayor at the time of the quake.

Sir Bob said so many families still carry the pain of loss from that day.

"So many of you have faced ongoing difficulty and disruption to your lives.

"On this day, we also remember the collective community spirit that lifted us in our most difficult hours."

1:08pm - A message to the people of Canterbury from Queen Elizabeth is now being read by Governor-General Dame Patsy Reddy.

The Queen said the quake impacted "many people in New Zealand and around the world".

"On the 10th anniversary of the Canterbury earthquakes, as you gather to remember those lost and reflect on the devastating effects these earthquakes had on Christchurch, my thoughts are with you all," the monarch said.

"While there are many sad memories of that terrible time, there is also solace in remembering how your community rose to the challenge of rebuilding your lives and supporting each other.

"You displayed great fortitude in the face of sudden, overwhelming loss."

12:55pm - The quake victim's names are being read by representatives from the police, Fire and Emergency New Zealand, St John and other responders.

12:52pm - A very moving minute's silence is being followed by the reading of the names of those who died in the quake.

12:51pm - A minute's silence is now being observed.

12:46pm - Maan Alkaisi lost his wife Maysoon Abbas in the quake - she was a doctor working in the CTV building. 

Alkaisi told the service the anniversary was a day to ensure lessons were learned from the tragedy.

12:42pm - Mayor Dalziel says the city remembers those who died and those experienced loss.

12:40pm - Christchurch City Mayor Lianne Dalziel is addressing the service.

She's paying tribute to the bereaved families and those who were injured in the quake.

"I acknowledge those who came to rescue people with courage and compassion."

12:33pm - Prime Minister Jacinda Ardern and Governor-General Dame Patsy Reddy have arrived at the service.

12:30pm - The memorial service is due to get underway. You can watch it live in the video above.

12:20pm - Some of the key projects planned for Christchurch are still to emerge, including a new stadium.

But Christchurch City Mayor Lianne Dalziel says huge progress has been made.

"We're just going to have the most amazing park environment that takes us from the city to the sea," she told Newshub.

12:14pm - A reminder that the service is due to start at about 12:30pm.

Prime Minister Jacinda Ardern will deliver a speech at about 1pm.

12:13pm - A first responder who witnessed scenes from the earthquake is recounting the horror of the event a decade on. 

St John community engagement general manager Craig Stockdale was an operational intensive care paramedic at the time of the quake and was working in a rapid response car on the day.  

He told The AM Show the sights and smells of that day will haunt him forever.

"We set up a temporary mortuary under the trees - just seeing a row of bodies is something that's burnt in my mind."

12:10pm - Locals at the memorial told Newshub they'll be looking back at those lost.

"It's just a chance to reflect and pay our tributes to the ones who lost their lives, and the ones that were injured," one said.

"It's very very sad - you think about the families and the loss that they've suffered," said another.

12pm - Out of the ashes of the devastating quake, a modern and vibrant city has arisen.

Speaking from near the memorial, Newshub's Mike McRoberts says the service will start with a karakia.

"We'll then have the very poignant reading of those 185 names." 

11:45am - It's set to be an emotional afternoon for Cantabrians as the region stops to mark the anniversary.

A large screen will show the special service at the Canterbury National Earthquake Memorial, which is being attended by the Prime Minister and Governor-General.

You can watch the service live in the video above from 12:20pm.

11:30am - For those wanting to lay floral tributes to quake victims, they can do so at the national memorial wall following Monday's service.