[4] The most important solar regions of Romania are the Black Sea coast, Northern Dobruja and Oltenia with an average of 1,600 kWh/ m2/year.
[7] Rominterm, a Romanian company, by 2010, installed a total of 600 solar panels in Mangalia, Constanța County making the city self-sufficient in terms of heated water during the summer months and providing around 70% of heated water in the winter months and another 1,150 solar panels used for the generation of electricity spread over an area of 1,400 m2 (15,000 sq ft).
[8] Another Romanian city, Alba Iulia, installed a total of 1,700 PV cells on several public buildings that have a rated power of 257 kW.
It is planned to add solar units to other wind farms over the next few years as the increased solar output in winter balances the higher wind output in winter whilst utilising the same grid connections.
However, due to the reduction of the cost of technology, the Romanian Energy Regulatory Body (i.e. ANRE) considers reducing the number of green certificate in the first half of 2012.