Description: Kolkata Metropolitan Development Authority (KMDA) has invited e-Tenders for the operation and maintenance of the 30 MGD Kalyani Water Treatment Plant, including Civil and Electro-Mechanical components and guarding arrangements for a period of 36 months. eNIT No.: 02/SE/PC/W&S/KMDA/2026-2027 (2nd Call) Estimated Amount: Rs. 6,58,90,905 Earnest Money Deposit: Rs. 10,00,000 Contract Period: 36 Months Online Bid Submission Ends: 12 August 2026, 6:45 PM Location: Kalyani, Nadia, West Bengal Contact Details: Superintending Engineer, Planning Circle, Water & Sanitation Sector, KMDA Address: 1st Floor, Block-C, Unnayan Bhavan, Sector-II, Salt Lake City, Kolkata – 700091 Website: www.kmda.wb.gov.in Website: www.wbtenders.gov.in