SFO’s elevation is listed as 13 feet.
Well there you go. Maybe they were thinking like me.
"I think SFO's at zero above MSL, isn't it Captain Cho?"
"Sounds good to me, Mr. Kim. Set it for zero, and let's see if we can keep our hands off the controls till we get to the gate."
"Roger that, sir!"
It's a good thing, too.
Extreme high tides can be in the 8'-10' range. Must be exciting during high wind/waves conditions.