Key facts about the Nepal quake

A 7.8-magnitude quake struck Nepal at 0611 GMT on Saturday April 25, 2015, flattening large parts of the capital Kathmandu and causing devastation across the impoverished Himalayan nation.

Here are the key facts about Nepal's worst natural disaster in 80 years.

Death toll

- 6,204 people are known to have died in Nepal alone

- The World Health Organization said 1,400 had died in Sindupalchowk district

- A further 13,932 have been injured across the country

- 18 climbers died at Mount Everest base camp when the quake sparked an avalanche

- Two Americans, an Australian, a Japanese and a Chinese national were among the victims on the mountain

- 75 people were killed in India

- In China, 25 lost their lives, according to the ministry of civil affairs in Tibet

- A British dual national, who lived in Hong Kong, also died

Survivors

- The United Nations estimates that eight million people have been affected

- 2.8 million Nepalese were displaced, according to the world body

- More than 3.5 million people are estimated to be in need of food assistance, the UN said

- And UNICEF estimates that 1.7 million children live in the worst-hit areas

- The Nepal Red Cross Society said it had almost exhausted its relief stocks which were sufficient for 19,000 families

Aid

- Rescuers from more than 20 countries have been searching for survivors while $22 million in donations from UN member countries and private donors has been received so far, the world body said.

- Britain has promised $15 million in total

- $12.5 million has been pledged by the United States

- And $15 million is being released from the UN's emergency fund

- The UN has also made an appeal for $415 million while UNICEF wants to raise $50.35 million

- The United Nations' Food and Agricultural Organization has appealed for $8 million for farmers

- The UN said 80 tons of of emergency items including tents, blankets and health kits were being distributed

- The UN Office for the Coordination of Humanitarian Affairs (OCHA) says 1,719 personnel across 54 international teams from 22 countries are supporting the relief effort

- 13 of those teams, with 585 staff, are from India

Reconstruction

- Nepal's government said 130,033 houses had been destroyed, according to the UN

- Around 30,000 of those houses were in Nuwakot district

- And the International Red Cross estimated that 40,000 homes were destroyed in neighbouring Sindupalchowk

- Some 85,856 homes were damaged across Nepal

- OCHA said that up to 90 percent of health facilities in four districts were severely damaged

- And some 16,000 schools were damaged, the agency added

- Business research IHS estimates that reconstruction costs could top $5 billion or around 20 percent of the country's GDP