Hajipur (Bihar), March 1 Four members of a family died after inhaling toxic gases while cleaning their house's septic tank in Bihar's Vaishali district on Sunday, officials said.
The incident took place in Anwarpur village, within the Sarai police station limits.
Authorities are in the process of identifying the deceased, officials said.
Sub-divisional magistrate of Hajipur's Sadar area, Ram Babu Baitha, said, "Officials received information on Sunday afternoon that four members of a family had fainted while cleaning their house's septic tank in Anwarpur village. Later, villagers took them to the nearest hospital, where all four were declared dead."
The bodies have been sent for post-mortem examination, and further investigation is ongoing, he added.