Power outages in Louisiana
In 2025, the average Louisiana customer was without power for 4.4 hours (266.7 minutes, or 4 hours 27 minutes). That is slightly above the US median of 4.3 hours (258.7 minutes) across the 50 states compared.
Trend
Outage time fell sharply after 2021, which was the worst year at 80.2 hours per customer. It then ranged from 5.1 to 12.1 hours a year from 2022 to 2024, and 2025 came in at 4.4 hours.
Utilities in 2025
Among Louisiana utilities in 2025, Pointe Coupee Elec Member Corp had the lowest SAIDI at 1.83 minutes. Beauregard Electric Coop, Inc had the highest at 711.6 minutes (11.9 hours).
| Utility | Customers | Hours / yr | Interruptions |
|---|---|---|---|
| Beauregard Electric Coop, Inc | 45,103 | 11.9 | 6.1 |
| Washington-St Tammany E C, Inc | 55,871 | 8.5 | 5.2 |
| Southwestern Electric Power Co | 191,414 | 7.5 | 3.0 |
| Dixie Electric Membership Corp - (LA) | 118,505 | 5.4 | 4.6 |
| Northeast Louisiana Power Coop Inc. | 17,190 | 4.4 | 2.2 |
| Entergy Louisiana LLC | 1,129,260 | 4.2 | 1.8 |
| Southwest Louisiana E M C | 118,812 | 3.9 | 2.7 |
| Cleco Power LLC | 294,705 | 3.5 | 2.3 |
| Entergy New Orleans, LLC | 211,670 | 3.5 | 1.8 |
| South Louisiana Elec Coop Assn | 21,269 | 2.9 | 2.4 |
| City of Ruston - (LA) | 12,001 | 2.2 | 1.6 |
| City of Lafayette - (LA) | 71,166 | 0.5 | 0.7 |
| Jefferson Davis Elec Coop, Inc | 10,943 | 0.4 | 3.9 |
| Pointe Coupee Elec Member Corp | 10,670 | 0.0 | 0.0 |
What this means for backup power
For everyday outages, enter 2.0 hours in the calculator, which is the average length of one interruption. To ride out a year like 2021, size for 80.2 hours, the total outage time that year.
FAQ
What does SAIDI mean?
SAIDI is the total time an average customer is without power in a year. It is not the length of one outage. In Louisiana in 2025 it was 4.4 hours.
How long does one outage usually last in Louisiana?
One interruption lasts about 2.0 hours on average. Customers had about 2.2 interruptions in 2025.
How much backup power should I plan for?
For everyday outages, plan around 2.0 hours. If you want to cover a year like 2021, which totaled 80.2 hours, size for that longer total. The calculator on this page can help you with both numbers.
Utility pages
Source: U.S. EIA Form 861 Reliability file. Data snapshot 2026-11-05.