Vellore Tiruvannamalai Viluppuram Kancheepuram Dharmapuri Chittoor Tamil Nadu 79.5° E 79.5° E 79° E 79° E 12.5° N 12.5° N 12° N 12° N Legend State Boundary District River Elevation (m) High Low Index Map Tiruvannamalai District - River Network Map 4 Prepared by India-WRIS Project National Remote Sensing Centre Indian Space Research Organisation Dept. of Space Balanagar Hyderabad 0 10 20 Km TAMIL NADU http://india-wris.nrsc.gov.in/GeoVisualization.html?xmin=3842457~ymin=2681770~xmax=3982168~ymax=2789855