The question is a simple but alarming one: If the Lake Chabot dam cracked open in a big earthquake, what kind of flooding should the communities below expect? This week's question asker, Hollyann Vickers Keng, has a vested interest in the answer -- she lives there!

Additional Reading:

• A Potential Flood Threat Is Hidden in the East Bay Hills — Chabot Dam
• Oroville Crisis: Sheriff Called Emergency 'Ugly, Sh**ty Mess'
• Send us your COVID story by recording yourself on your smartphone and emailing baycurious@kqed.org or leave us a voice message at 415-553-3334.

Reported by Dan Brekke. Bay Curious is made by Katrina Schwartz, Suzie Racho and Katie McMurran. Additional support from Erika Aguilar, Jessica Placzek, Kyana Moghadam, Paul Lancour, Carly Severn, Ethan Lindsey, Vinnee Tong and Don Clyde.