In 2007, Terceira island reached a per capita level of electrical consumption in the order of 3.329kWh. This figure is higher than the average for the Azores as a whole and is proportionally higher than the figures for any of the other islands in the Region.

According to the regional electricity provider, EDA, in Santa Maria and Faial the figures related to the consumption of electricity per inhabitant were higher than the regional average for 2007 of 3.012 kWh.

During the same year, S.Miguel was responsible for 54% of the total consumption of electricity in the Azores. However, the per capita consumption of electricity in S. Miguel was lower than the regional average, reaching the figure of 2.997kWh.

The island of Corvo had the lowest average of per capita electricity consumption, 2.389kWh. The islands of S. Jorge, Graciosa, Pico and Flores had slightly higher consumption averages.