The incident took place yesterday after 68-year-old Siyarani(68) stepped out of her house to throw away garbage when she came in contact with a fence through which electricity was flowing, Rehli police station in-charge told reporters.
As she cried for help, her daughter-in-law Imarti Bai (40) and granddaughter Anjana (13) rushed to her and they too got trapped and electrocuted.
Only her grandson somehow escaped with minor injuries, police said.
How electricity flowed into the fence is not yet known, police said, adding that senior officials reached the spot soon after being informed about the incident and provided immediate relief of Rs 2,000 to each family member of the victims.