The death toll from the illicit liquor disaster in the eastern Indian state of West Bengal has risen to 121, while 100 are being treated of poisoning in hospitals, said local media reports.

Most of the victims are poor rickshaw pullers, laborers and hawkers, who reported sick after consuming the liquor, also known as hooch in a village Tuesday night in some illegal liquor dens near Sangrampur railway station in South 24 Parganas district, according to the reports.

"So far 121 people have died," district police superintendent L. N. Meena was quoted as saying by Indo-Asian News Service.

Seven people have been arrested in the area.