Sonbhadra is also known for its hand knitted and hand tufted carpets. The looms, in their simplest form, were made of two wooden ribs which were secured to the ground and between them the warp was fastened. Sonbhadra District of Uttar Pradesh in India, Get all information about Population of Sonbhadra District, Area, Villages, List of Subdivision or Tehsils in Sonbhadra district While these legends vary, they consistently highlight the river’s central role in the area’s history, economy, and spiritual life, shaping the distinct identity embedded in the name Sonbhadra . Sonbhadra district (also known as Sonebhadra ) or Sonanchal is the second largest district by area of Uttar Pradesh after Lakhimpur Kheri. The district headquarters is in the town of Robertsganj.