La Quarantaine, which is colloquially referred to as Karantina (Arabic: الكرنتينا) and sometimes spelled Quarantina, is a predominantly low-income, mixed-use residential, commercial, and semi-industrial neighborhood in northeastern Beirut. The neighborhood lies east of the Port of Beirut, which also encircles it from the north, west of the Beirut River and north of the Charles Helou highway and the Achrafieh district of Beirut.