IMC approves construction of three STPs under NMCG April 24, 2023 | Announced/Approved, Key Segments, Municipal Wastewater, News & Developments, Policy & Programmes, Project Updates, Wastewater Indore Municipal Corporation (IMC) approved the construction of three sewerage treatment plants (STP) in Indore as a part of Kanh River Rejuvenation Project under the National Mission for Clean Ganga (NMCG). This content is restricted.