Argentina · Energy
Key Facts
- Where The fire happened at the Tolosa substation, on calle 528 between Camino General Belgrano and calle 9.
- Why The cause is still under investigation, and no official reason has been confirmed yet.
- How big Edelap has not said how many customers lost power, but reports mention ‘thousands’ were affected.
- When The fire started at 02:30 and was brought under control by mid-morning.
- What areas The power cuts hit La Plata town centre, Tolosa, Ringuelet, Villa Castells, San Carlos, José Hernández, and Gonnet.
- Who helped Firefighters, Defensa Civil, and Edelap crews responded, but traffic lights failed in the area.
- Officials Senator Marcelo Leguizamon, from the Hechos bloc, asked for official information, wants a bicameral commission, questioned OCEBA’s president, and called for a review of Edelap’s concession.
A fire at a key substation left thousands without electricity in La Plata. Restoration is ongoing, but no customer count has been published.
A fire at Edelap’s Tolosa substation cut power to thousands of users in La Plata early on Monday, August 17. The cause remains under investigation.
Fire at the Tolosa substation leaves thousands in the dark
A fire started at Edelap’s Tolosa substation at 02:30 on Monday. The substation is on calle 528 between Camino General Belgrano and calle 9.
The fire cut power for thousands of users in La Plata. The cause is still being looked into, and Edelap has not given a customer number.
Firefighters, Defensa Civil, and Edelap workers came to the scene. Traffic lights stopped working in the affected areas, which caused traffic problems.
By mid-morning, the fire was under control. Work to fix the power supply went on for the rest of the day.
Affected neighborhoods and the size of the outage
The blackout hit several neighborhoods in La Plata. These included the town centre, Tolosa, Ringuelet, Villa Castells, San Carlos, José Hernández, and Gonnet.
It was not clear how many people lost power. Edelap only said ‘thousands’ were affected, with no exact number.
The confirmed number of users who lost supply is not available.
Edelap’s response and restoration efforts
Edelap led the effort to restore power. The company said the fire was controlled and restoration was happening, but it gave no customer count.
Edelap did not say what caused the fire. It was still being investigated when the reports were made.
People in the affected areas were told to stay away from the substation. Emergency crews kept working all day.
What is confirmed and what is still under investigation
A fire at the Tolosa substation on August 17 caused a power cut. The fire began at 02:30 and was controlled by mid-morning.
The outage hit La Plata town centre, Tolosa, Ringuelet, Villa Castells, San Carlos, José Hernández, and Gonnet. Traffic lights stopped working.
The exact cause of the fire is still unknown. No official cause has been given, and Edelap has not released a customer number.
Also not confirmed: any specific number of affected users.
Political response and regulatory questions
Senator Marcelo Leguizamon, from the Hechos group in the Buenos Aires provincial Senate, has asked for official information about the fire. He wants a special committee to look into it.
He also wants the head of OCEBA, the provincial energy regulator, to be questioned. He has asked for a review of Edelap’s contract.
No regulatory penalty has been issued yet. The political response shows worries about how the situation was handled and how reliable the power grid is.
Why this matters for Latin American readers
If you live in a big Latin American city, you know one failure can leave whole areas dark. This La Plata blackout shows the same problem: one substation fire, and many homes lose power for hours.
For investors in Edelap or its parent companies, this is a reminder of operational risks. Regulators may look into the matter, and people could ask for compensation, but no exact amounts were given.
The blackout also shows why the power grid needs more investment. Old equipment and higher demand mean similar failures can happen in other places in the region.
For local people, it is a useful warning: save your emergency numbers, keep flashlights close, and check on neighbors who use electric medical devices. The grid is getting better, but it is not unbreakable.
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What the province is being asked to do
The political response arrived before any official finding. Marcelo Leguizamon, a senator for the Hechos bloc in the Buenos Aires provincial senate, has filed formal requests for information.
He wants a bicameral commission set up to look at what happened. He has also asked for the head of OCEBA, the provincial electricity regulator, to be questioned by legislators.
His fourth demand goes further — a review of Edelap’s concession itself. That is the licence under which the company distributes power in the region.
No regulator has issued a sanction. The cause of the fire is still being investigated, so any finding of responsibility is some way off.
Where the power went out
The outage reached the centre of La Plata and the neighbourhoods around it. Tolosa, Ringuelet, Villa Castells, San Carlos, Jose Hernandez and Gonnet all lost supply.
Traffic lights failed across the affected area, which made driving difficult during the morning. Firefighters, Defensa Civil and Edelap crews worked at the site.
Frequently Asked Questions
What caused the power cut in La Plata on August 17?
A fire at Edelap’s Tolosa substation caused the outage. The cause is still under investigation.
How many people were affected by the blackout?
Edelap has not published a count. Reports say ’thousands’ were affected.
When was power restored?
The fire was brought under control by mid-morning. Restoration continued through the day.
Which areas were affected?
La Plata town centre, Tolosa, Ringuelet, Villa Castells, San Carlos, José Hernández, and Gonnet.
What is the political response?
Senator Marcelo Leguizamon filed requests for information and wants a bicameral commission, OCEBA’s president questioned, and Edelap’s concession reviewed.
Sources: Gran apagón en La Plata por el incendio que se desató en una; Gran apagón en La Plata: se incendió una central eléctrica y; Apagón masivo deja a oscuras a una ciudad argentina; Apagón en La Plata por el incendio de una central eléctrica; Apagón en La Plata: se incendió una central eléctrica en …
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