Electricity generation
Construction, operation and maintenance of generating plants, and
purchase/sale of energy on wholesale markets.
Production plants*
% of 2019 net output
39%
Renewable
Renewable
16%
Nuclear
Nuclear
14%
Own combined
cycle production
Own combined
cycle production
25%
Third-party combined
cycle production
Third-party combined
cycle production
6%
Cogeneration
Cogeneration
0%
Conventional thermal
Conventional thermal
Transmission and distribution of electricity
Construction, operation and maintenance of electrical lines, substations,
transformer centres and other infrastructure, to bring electrical power from
production centres to the end user.
Electric grids*
* At 31 December 2019
4.400
High- to medium-
voltage
transformer
substations
Overhead lines
17.840 km
of transmission lines
of transmission lines
979.926 km
of distribution lines
of distribution lines
1,5 millions
Medium- to low
voltage
distribution
transformers
Underground lines
1.295 km
of transmission lines
of transmission lines
192.452 km
of distribution lines
of distribution lines
Retail sale of electricity and gas
Supply to end users of electricity, gas, products
and complementary services.
Consumers
34
millions
millions
9,9%
41,3%
2,3 %
32,7 %
13,8 %
- Spain
- United Kingdom
- United States
- Brasil
- IEI