Barangay Palanas is located in the western part of Salcedo, Eastern Samar. It is 1 kilometer away from the National Highway and it takes 10 -15 minutes from Salcedo to reach the Barangay. It is accessible means of transportation. It is bounded on the north by Barangay Naparaan, on the east by Barangay 02, on the west by Barangay Carapdapan and on the South by the seashore.The Barangay was divided in to 4 purok & 4; purok 1, 2, 4 . Purok 4 was divided into 2 sitio; Pangdan and Agoho.
The Barangay has a total land area of 220 has and it is categorized into Agriculture, Residential, and Timberland which is now alienable and disposable land (A & D). The terrain characteristics are plain, coastal, and some part is hilly. The type of soil in this Barangay is loam, sandy, sandy loam, rocky, clay and coral.