ONS projects growth of 7.1% in May cargo

Numbers bring an update to the previous forecast, which was an increase of 5.5%
2 minute(s) of reading
ONS projeta crescimento de 7,1% na carga de maio
Inflows in the South region should reach 226% of the historical average in May. Image: Pixabay

The ONS (National System Operator) projects that the energy load in the SIN (National Interconnected System) should reach 78,255 MWmed in May, which represents a growth of 7.1% compared to the same period in 2023.

These numbers are a revision of the previous forecast released by the agency last week, which indicated a increase of 5.5% (77,072 MWmed).

See what the load scenario is for each submarket:

  • Southeast/Midwest: 44,548 MWmed (+8%)
  • North East: 13,045 MWmed (+5.9%)
  • North: 7,560 MWmed (+5%)
  • South: 13,072 MWmed (+6.6%)

Inflow and storage forecast

The rains continue to punish Rio Grande do Sul, leaving thousands of people without electricity. According to the ONS, the forecast of ENA (Affluent Natural Energy) for the South region is 226% of the historical average in May.

“ONS, in coordination with agents, has been monitoring the impacts of rain in the state of Rio Grande do Sul, aiming to maintain the operation of the YES safe and guarantee the fulfillment of cargo demands in the region”, the agency communicated through a bulletin. 

For the other submarkets, expected ENAs of 109% in the North; 65% in the Southeast/Central-West; and 43% in the Northeast.

The energy stored in the reservoirs must exceed 70% in all subsystems. The North and South regions may record the highest levels: 97.7% and 91.6%, respectively. The Northeast should register 74.3% and the Southeast/Central-West indicates reaching 73.4%.


All content on Canal Solar is protected by copyright law, and partial or total reproduction of this site in any medium is expressly prohibited. If you are interested in collaborating or reusing some of our material, we ask that you contact us via email: [email protected].

Picture of Yvana Leitão
Yvana Leitão
Producer of the Papo Solar Podcast. He has experience producing and preparing journalistic articles. Graduated in journalism from the Escola Superior de Administração, Marketing e Comunicação de Campinas.

Leave a Reply

Your email address will not be published. Required fields are marked *

Receive the latest news

Subscribe to our weekly newsletter