Three municipalities in Estonia have expressed an interest in a nuclear power plant being built in their districts, press reports said.The reports appeared to be referring to plans by Estonian company Fermi Energia to deploy a small modular reactors in the Baltic country.According to the reports, Fermi Energia wants to build an SMR near the town of Kunda, in the municipality of Viru-Nigula in the north of the country near the Gulf of Finland.