Noun
ashfall (countable and uncountable, plural ashfalls)
The precipitation of ash from a volcanic eruption
And the volcano institute said on Monday morning that “volcanic earthquakes, ashfall and lethal volcanic gas expulsions can still occur and threaten areas within Taal Volcano island and nearby lakeshores.” Source: Internet
“Areas in the general north of Taal Volcano are advised to guard against the effects of heavy and prolonged ashfall. Source: Internet
"And it is so thick that you know that their vegetation is affected, their water has been contaminated and people are struggling to get food from the garden because there's been heavy ashfall on most every part of Ambae," he said. Source: Internet
The Volcanology Institute cautioned that fine ashfall could cause breathing problems, especially among young children and the elderly, and advised the public in affected areas to use face masks or wet towels to protect themselves. Source: Internet
“Instead of just piling up the ashfall somewhere, we are able to turn it into something useful. Source: Internet
However the ashfall could prove problematic. Source: Internet