Centrala Tejo
With the entry into force in 1944 of Law 2002 – the National Electrification Law, which made producing hydroelectric power an absolute priority, the Tejo Power Station took on a secondary role in the electricity sector due to the construction of the first major hydroelectric station, the Castelo do Bode dam, which began operating in 1951, gradually turning the Tejo Power Station into a reserve station.