CAIRO, July 27 (Xinhua) — A chlorine gas leak at a sewage treatment station in Egypt’s southern province of Qena killed at least one woman and injured 83 others on Thursday, the official Ahram reported.

The leak occurred at the mechanical workshop of a drinking water and sanitation company in the central region of the province. The gas leaked from one of the cylinders just before its refilling.

A maintenance team from the water company managed to contain the leak. The injured were given first aid at the scene and then transferred to hospitals, where they were placed under respiratory support.

According to Ahram, all the cases were reported as stable.