Order of the National Green Tribunal in the matter of Vikas Shakya Vs Union of India & Others dated 17/05/2023. Grievance in the application is against violation of environmental norms by M/s ACC Cement Pvt. Ltd., the project proponent (PP), Salai Banwa Grinding unit, village Salai Banwa, tehsil Obra, district Sonbhadra, Uttar Pradesh. Violations alleged are obstruction of water streams/drains flowing into river Son, a tributary of Ganga.