Positive
Project advancing - milestone achieved
High Impact
Major milestone or critical setback
After commissioning in 1967, the SACOI 1 mercury-arc HVDC interconnector was put into commercial operation in January 1968, with English Electric–supplied converter stations at San Dalmazio (Italian mainland) and Codrongianos (Sardinia), each rated 200 kV and 200 MW and operating together to deliver the scheme’s full capacity.