XML 86 R72.htm IDEA: XBRL DOCUMENT
v3.23.2

SUBSEQUENT EVENTS (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2022
Subsequent Events |
Schedule of disposal process |
Schedule of disposal process |  |  |  |  |  |
Generation plant | Ledger | Beginning of the operation | Installed capacity (MW) | Physical guarantee (MWm) | Commercial Operation Status | Site
CEMIG GT |  |  |  |  |  |
CGH Bom Jesus do Galho | Registry | 1931 | 0.36 | 0.13 | Out of operation | Minas Gerais
CGH Xicão | Registry | 1942 | 1.81 | 0.61 | In operation | Minas Gerais
CGH Sumidouro | Registry | 1954 | 2.12 | 0.53 | In operation | Minas Gerais
PCH São Bernardo | Concession | 1948 | 6.82 | 3.42 | In operation | Minas Gerais
CGH Santa Marta | Registry | 1944 | 1.00 | 0.58 | In operation | Minas Gerais
CGH Santa Luzia (1) | Registry | 1958 | 0.70 | N/A | In operation | Minas Gerais
CGH Salto Morais | Registry | 1957 | 2.39 | 0.60 | In operation | Minas Gerais
PCH Rio de Pedras | Concession | 1928 | 9.28 | 2.15 | In operation | Minas Gerais
CGH Pissarrão | Registry | 1925 | 0.80 | 0.55 | In operation | Minas Gerais
CGH Lages (1) | Registry | 1955 | 0.68 | N/A | In operation | Minas Gerais
CGH Jacutinga | Registry | 1948 | 0.72 | 0.57 | In operation | Minas Gerais
CGH Anil | Registry | 1964 | 2.06 | 1.10 | In operation | Minas Gerais
Horizontes |  |  |  |  |  |
CGH Salto do Paraopeba | Authorization | 1955 | 2.46 | 2.21 | Out of operation | Minas Gerais
CGH Salto Passo Velho | Authorization | 2001 | 1.80 | 1.64 | In operation | Santa Catarina
PCH Salto Voltão | Authorization | 2001 | 8.20 | 7.36 | In operation | Santa Catarina

X
- References No definition available. + Details
Name: | cig_ScheduleOfDisposalProcessTableTextBlock
Namespace Prefix: | cig_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | cig_SubsequentEventsAbstract
Namespace Prefix: | cig_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration