BQS

BQS may refer to:

Transport

 * Basti Qutab railway station, Pakistan
 * Bunker quantity survey, a measure of fuel delivered to a ship
 * Bus queue shelter
 * Ignatyevo Airport, Russia (IATA: )

Other uses

 * Bosmun language, spoken on New Guinea (ISO 639: )
 * 1,4-dihydrobenzoquinone-2-sulfonic acid (BQS) in flow batteries