- Car wreck in front of my house: no stockpiling needed
I learn my friend is gay: no stockpiling needed
49ers lose the Super Bowl: 1 day
Earthquake: 3 days
Tsunamai: 3 days
Lahar: 3 days
War with Canada: 2 weeks
Snow storm: 2 weeks
Nuclear plant meltdown: 1 month
War with China: 3 months
Pandemic: 3 months
Civil war: 3 months
Eruption of the Yellowstone Caldera: 12 months
Asteroid Impact: 12 months
Major Nuclear War: 12 months
Invasion by a Non-Human Intelligence: 12+ months