Heavy ashfall may reduce sunlight, causing a sudden demand and possibly brownouts of electrical power. Ash can clog water systems, sewage plants, and all kinds of machinery.
Fine ash is extremely slippery, hampering driving and walking.
Ash can also damage the lungs of small infants, elderly, and those having respiratory problems. Develop Your Disaster Supply Kit and Your Family Disaster Plan . Have extra air and oil filters for your car on hand. After an ashfall, car filters sell out quickly. Make sure they are the appropriate size for children.