massoutage

2020 Louisiana Power Outage Report

In 2020, the average Louisiana customer went without power for about 72.6 hours — the 1st worst of any US state that year, 3.2× the state's decade average. Figures from DOE/ORNL EAGLE-I.

Avg hrs / customer
72.6
Peak customers out
180,496
Rank (worst state)
1st
Counties affected
20

Louisiana outages over the decade

Average hours without power per customer, 2020 highlighted.

5.8h20156.8h20167.2h20175.1h201810.2h201972.6h202099.7h20216.9h202212.8h202315.8h20246.2h2025

Hardest-hit Louisiana counties in 2020

By peak customers out during the year's worst event.

1Jefferson Parish180,4962Orleans Parish160,7793Ouachita Parish117,6884Calcasieu Parish103,0225St. Tammany Parish80,5096East Baton Rouge Parish73,4617Lafayette Parish50,6708Caddo Parish46,9749Rapides Parish42,11210St. Landry Parish33,73811Bossier Parish28,13212Iberia Parish27,49813Acadia Parish27,34714Vernon Parish24,74915St. Martin Parish22,79416Tangipahoa Parish21,26017Jefferson Davis Parish21,01218St. Bernard Parish20,06719Beauregard Parish19,20120Vermilion Parish18,996

Biggest Louisiana outages of 2020

CountyBeganPeak customers out
Jefferson ParishOctober 28, 2020180,496
Orleans ParishOctober 28, 2020160,779
Ouachita ParishAugust 27, 2020117,688
Calcasieu ParishAugust 25, 2020103,022
St. Tammany ParishOctober 28, 202080,509
East Baton Rouge ParishOctober 8, 202073,461
Lafayette ParishOctober 9, 202050,670
Caddo ParishAugust 27, 202046,974
Lafayette ParishAugust 27, 202042,398
Rapides ParishAugust 26, 202042,112
Louisiana by year:20252024202320222021201920182017
Other states in 2020:MEOKIAALNCMS

Part of the 2020 US Power Outage Report. Source: DOE/ORNL EAGLE-I. “Avg hours per customer” is a SAIDI-like measure (outage customer-minutes ÷ tracked customers); coverage varies by year.