Plaquemines Parish Power Outage History
2014–2025 · Louisiana
Bottom 20% least reliable nationally — frequent and/or long outages. How grades are calculated
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Aug 30, 2021 | 195 hrs | 12,572 (90%) | Tropical Storm Ida |
| Oct 28, 2020 | 28 hrs | 12,430 (89%) | Hurricane Zeta |
| Aug 29, 2021 | 18 hrs | 11,969 (85%) | Tropical Storm Ida |
| Aug 30, 2021 | 1 hrs | 11,944 (85%) | Tropical Storm Ida |
| Aug 29, 2021 | 13 hrs | 10,934 (78%) | Tropical Storm Ida |
Over the 12 years from 2014 to 2025, Plaquemines Parish recorded 709 distinct power outage events, averaging 3.6 hours per event.
The single worst outage on record in Plaquemines Parish started August 30, 2021 (Tropical Storm Ida), lasting 195 hours and leaving up to 12,572 customers without power (90% of the county) at its peak.
July has historically been the worst month for outages in Plaquemines Parish, with 97 events recorded during that month across the dataset.
Based on this history, Plaquemines Parish earns a Reliability Grade of F, placing it in the 1st percentile nationally for grid reliability (higher percentile = more reliable).
Sized for Plaquemines Parish's outage profile
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Similar counties in Louisiana
Counties with the closest reliability grade and national percentile to Plaquemines Parish.
| County | Grade | National percentile |
|---|---|---|
| St. Charles Parish | F | 1st |
| St. James Parish | F | 1st |
| Sabine Parish | F | 1st |
| Tangipahoa Parish | F | 1st |
| Terrebonne Parish | F | 1st |
FAQ
How often does power go out in Plaquemines Parish?
Between 2014 and 2025, Plaquemines Parish recorded 709 outage events, averaging 3.6 hours each.
What is Plaquemines Parish's reliability grade?
Plaquemines Parish has a Reliability Grade of F, in the 1st national percentile.
What was the worst power outage in Plaquemines Parish?
The worst outage on record started August 30, 2021 (Tropical Storm Ida), lasting 195 hours and affecting up to 12,572 customers.