Centrally located in Tamil Nadu the Thiruchirappalli District has a Geographical area of 4,40,383      Hectares. Of which the net area cropped is 1,85,193 Hectares.Out of which about 102799 Ha are irrigated and about      82394 Ha are rainfed.  The River Cauvery irrigates about 51,000 Ha. in Trichy, Lalgudi and Musiri Divisions. The normal annual rainfall is 842.60 mm.Multi various crops are grown in this District and  Agriculture is the main occupation for  most of the people in   the District.