For folks like me who are trying to visualize 8.4 million gallons of water: Quick back-of-the-napkin suggest that it's about as much as would fit in a round po

For folks like me who are trying to visualize 8.4 million gallons of water: Quick back-of-the-napkin suggest that it's about as much as would fit in a round pool just under 500ft (~150 meters) across, 6ft (1.8 meters) deep.