Abu Dhabi’s power generating capacity reached a record 16.62GW by the end-2017, which was 53% higher than the emirate’s 10.88GW peak electricity demand, according to newly released data from state utility Abu Dhabi Water & Electricity Company (Adwec).

The UAE’s largest emirate has backed up its emergence as a global economic hub with investment in power generating capacity, which has risen almost fivefold from 3.34GW in 1998, according to Adwec, while peak demand has...