Calcasieu 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 26, 2020 | 845 hrs | 103,022 (69%) | Unnamed event |
| Oct 9, 2020 | 273 hrs | 85,666 (57%) | Unnamed event |
| Feb 16, 2021 | 47 hrs | 43,274 (29%) | Winter Storm Uri |
| May 26, 2015 | 8 hrs | 39,045 (26%) | Flash Flood |
| Apr 10, 2024 | 43 hrs | 32,379 (22%) | Thunderstorm Wind |
Over the 12 years from 2014 to 2025, Calcasieu Parish recorded 2,502 distinct power outage events, averaging 2.8 hours per event.
The single worst outage on record in Calcasieu Parish started August 26, 2020, lasting 845 hours and leaving up to 103,022 customers without power (69% of the county) at its peak.
August has historically been the worst month for outages in Calcasieu Parish, with 311 events recorded during that month across the dataset.
Based on this history, Calcasieu Parish earns a Reliability Grade of F, placing it in the 1st percentile nationally for grid reliability (higher percentile = more reliable).
Sized for Calcasieu Parish's outage profile
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Similar counties in Louisiana
Counties with the closest reliability grade and national percentile to Calcasieu Parish.
| County | Grade | National percentile |
|---|---|---|
| Red River Parish | F | 1st |
| Beauregard Parish | F | 0th |
| Terrebonne Parish | F | 1st |
| Sabine Parish | F | 1st |
| St. Charles Parish | F | 1st |
FAQ
How often does power go out in Calcasieu Parish?
Between 2014 and 2025, Calcasieu Parish recorded 2,502 outage events, averaging 2.8 hours each.
What is Calcasieu Parish's reliability grade?
Calcasieu Parish has a Reliability Grade of F, in the 1st national percentile.
What was the worst power outage in Calcasieu Parish?
The worst outage on record started August 26, 2020, lasting 845 hours and affecting up to 103,022 customers.