India, April 25 -- The pre-Special Intensive Revision (SIR) exercise of electoral mapping in Maharashtra, which began two months ago, has received a poor response in urban areas, especially Mumbai, Thane, and Pune, while the tribal district of Gadchiroli witnessed the highest participation. The Mumbai Suburban district has recorded just 36.31% mapping, the lowest and well below the state average of 64.77%, whereas Gadchiroli has registered 90.2%, according to data shared by the Maharashtra State Election Commission (SEC).

The SEC has initiated the mapping of existing voters by linking their data with the 2002 electoral rolls, when the last SIR was conducted. Electors whose names exist in the 2002 rolls will not be required to submit docu...