Published Sep 14, 2026, 6:43 PM ASTvia Primera Hora
At a glance
122,269 customers were affected by the second outage
The most impacted regions were San Juan and Bayamón
Over 170,000 customers were affected by the earlier outage
Why this matters: The repeated power outages affect over 290,000 households and businesses in the San Juan and Bayamón areas, putting a strain on daily life and the local economy.
For the second time on Monday, thousands of Puerto Ricans lost electricity, this time after Unit 2 of the Aguirre Power Plant unexpectedly went offline. Genera Puerto Rico said on social media that the unit had a maximum available capacity of 275 MW before shutting down and that its technical team was investigating the cause to determine next steps.
The outage affected 122,269 customers, with San Juan hit hardest at 54,462 clients and Bayamón at 22,146 clients without power.
In context (787daily, from public data)
<0.1%of LUMA customers without power
57-day average 0.3% · worst 1.8%, Sep 30
LUMA's portal showed under 0.1% of customers out at 6:07 AM AST on Nov 2, 2026. Across the 57 days 787daily has tracked it, the daily average is 0.3% and the worst was 1.8% on Sep 30, 2026.
Worst of LUMA's five full years, up from 26.3 hours the year before
Customers averaged 28.4 hours without power in the fiscal year that ended in June 2026, the worst of the five full years LUMA has run the grid and up from 26.3 hours the year before.
LUMA operates the transmission and distribution system.