The deaths were reported since yesterday.
In the first incident, a milk vendor, Suresh Mannaram Devsi (20), was electrocuted at Kopri in Thane East yesterday, a police release said here.
A 19-year-old boy, Puneet R Yadav, drowned in a lake filled with rainwaters in Shil Daighar area. His body was fished out this morning and sent for postmortem.
The teenager was part of a nine-member group which had gone for a swim in the lake.
Police have registered cases of accidental deaths.
