massoutage

2019 South Dakota Power Outage Report

In 2019, the average South Dakota customer went without power for about 3.8 hours — the 22nd worst of any US state that year, 1.3× the state's decade average. Figures from DOE/ORNL EAGLE-I.

Avg hrs / customer
3.8
Peak customers out
13,763
Rank (worst state)
22nd
Counties affected
20

South Dakota outages over the decade

Average hours without power per customer, 2019 highlighted.

0.7h20150.9h20160.8h20171.1h20183.8h20194.6h20203.4h20216.9h20222.3h20232.3h20246.5h2025

Hardest-hit South Dakota counties in 2019

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

1Minnehaha County13,7632Pennington County7,7703Lincoln County5,7254Lawrence County3,7855Meade County2,3576Custer County1,6497Perkins County1,1888McCook County1,1519Walworth County1,04010Fall River County96511Brule County95112Moody County92113Brookings County85814Hanson County82415Turner County81316Marshall County69117Day County58918Lyman County52119Hamlin County51020Hutchinson County507

Biggest South Dakota outages of 2019

CountyBeganPeak customers out
Minnehaha CountySeptember 11, 201913,763
Minnehaha CountyApril 7, 201910,809
Pennington CountyAugust 5, 20197,770
Minnehaha CountyJuly 8, 20196,194
Lincoln CountySeptember 11, 20195,725
Pennington CountyJanuary 24, 20195,427
Pennington CountyNovember 28, 20194,701
Minnehaha CountyOctober 9, 20194,405
Minnehaha CountyMarch 13, 20194,104
Pennington CountyDecember 12, 20193,841
South Dakota by year:20252024202320222021202020182017
Other states in 2019:WVNCMILACAVT

Part of the 2019 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.