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2018 Louisiana Power Outage Report

In 2018, the average Louisiana customer went without power for about 5.1 hours — the 18th worst of any US state that year, below the state's decade average. Figures from DOE/ORNL EAGLE-I.

Avg hrs / customer
5.1
Peak customers out
23,059
Rank (worst state)
18th
Counties affected
20

Louisiana outages over the decade

Average hours without power per customer, 2018 highlighted.

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

Hardest-hit Louisiana counties in 2018

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

1Orleans Parish23,0592Caddo Parish17,8333East Baton Rouge Parish16,8904Lafayette Parish12,6385Jefferson Parish12,5536St. Tammany Parish12,3637St. Bernard Parish12,0658Bossier Parish12,0319Tangipahoa Parish9,35110Washington Parish8,05311Calcasieu Parish7,70612Rapides Parish7,55413St. John the Baptist Parish6,70414Lafourche Parish6,33915Acadia Parish6,06916Livingston Parish6,03017Ouachita Parish5,96318Terrebonne Parish5,95919LaSalle Parish5,56720Ascension Parish5,554

Biggest Louisiana outages of 2018

CountyBeganPeak customers out
Orleans ParishMay 15, 201823,059
Orleans ParishAugust 16, 201820,642
Orleans ParishOctober 21, 201818,001
Caddo ParishJune 5, 201817,833
East Baton Rouge ParishApril 13, 201816,890
Orleans ParishJanuary 16, 201815,997
Orleans ParishJune 13, 201813,849
Orleans ParishJuly 3, 201813,454
Orleans ParishOctober 30, 201813,047
Lafayette ParishDecember 28, 201812,638
Louisiana by year:20252024202320222021202020192017
Other states in 2018:NCVAWVMARIVT

Part of the 2018 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.