It is suspected that detection of alleged irregularities in a fisheries project led to the incident.
At least 5,200 voters from three villages in Mehsana district of Gujarat on Monday boycotted the second and final phase of voting alleging the state government has failed to resolve their long-pending issues including water shortage.
However, the civic administration, police and fire brigade personnel are still on high alert.
Hemant Shivsaran lists the number of projects the Modi government has announced since August to woo Gujarat voters.
The prime minister took the first-ever flight by such a craft in the country on the last day of campaigning for the Gujarat polls.
A high alert was sounded in 20 villages of Panchmahals district.
The National Disaster Response Force, the Air Force and teams of other agencies have been pressed into service and they have so far rescued 214 stranded people. Over 6,200 people in the region have been shifted to safer places. Ten state highways and many roads have also been damaged.
At a press conference, the Congress president-elect also said, "What Modiji has said about former PM Manmohan Singh is not acceptable."
A total of 851 candidates are in the fray for 93 seats spread across 14 districts in north and central Gujarat, in the final phase of the polls, where 2.22 crore people are eligible to exercise their franchise.