Supreme Court hearing on NOIDA's appeal concerning sewage pollution in Yamuna and Ganga rivers, with multiple state authorities involved.
Court directs unrepresented authorities to file affidavits on pollution control measures and appoints amicus curiae for comprehensive planning.
Affidavit reveals delays in 66 MLD sewage treatment plant construction, with completion now extended to March 2028.
Notice issued to Nagar Palika Parishad Khoda, MCD, River Rejuvenation Committees, and Delhi Irrigation Department for response.