STP proposed at Parrinala in Rajnandgaon, Chhattisgarh December 9, 2024 | Announced/Approved, Key Segments, Municipal Wastewater, Project Updates, Wastewater A new sewage treatment plant (STP) will be developed at Parrinala in Rajnandgaon, Chhattisgarh under the Atal Mission for Rejuvenation and Urban Transformation (AMRUT) 2.0. This content is restricted.