Research& Development

River Audits

Sand auditing is the procedure to evaluate the process of sand mining in a river or part of the river after a specific period of mining. It aims to maintain overall environmental quality of the river by minimizing the negative impacts of sand mining and maximizing the health and functions of the river River bank mapping on the other hand is the process of recording the physical, manmade and land use features of the river bank quantitatively and digitize the data. The aim of this work is to suggest a proper conservation plan for the river bank, based on the current river bank status. TIES has done Phase 1 sand auditing and river bank mapping of 15 km of the Muvattupuzha River in 2015, sand auditing and river bank mapping of Shiriya river (16 km) and Yalkanna river (21 km) in 2018. Currently, phase 2 sand auditing of Periyar and Muvattupuzha rivers are ongoing