Originally Posted by
FangsF15
“Promptly available” is the book answer. There is absolutely not a hard time limit, but is generally agreed to be about 2ish hours to the nearest domicile if a co-domicile base like NYC (LGA/JFK/EWR or LAX/SNA/ONT). .
While true for NYC, not true for LAX.
PWA 23.S.10 says SC is measured only from LAX.