2015 Iowa Power Outage Report
In 2015, the average Iowa customer went without power for about 1.1 hours — the 41st worst of any US state that year, below the state's decade average. Figures from DOE/ORNL EAGLE-I.
Avg hrs / customer
1.1
Peak customers out
10,571
Rank (worst state)
41st
Counties affected
20
Iowa outages over the decade
Average hours without power per customer, 2015 highlighted.
Hardest-hit Iowa counties in 2015
By peak customers out during the year's worst event.
1Cerro Gordo County10,5712Polk County8,7743Linn County7,6584Dallas County7,0665Des Moines County6,2756Dubuque County4,5367Scott County4,2708Pottawattamie County4,2319Keokuk County4,20710Marshall County4,05811Johnson County4,05412Jefferson County3,90613Clayton County3,18614Wapello County3,10815Lee County3,06716Jasper County2,71817Allamakee County2,70718Greene County2,68319Boone County2,57820Benton County2,532
Biggest Iowa outages of 2015
| County | Began | Peak customers out |
|---|---|---|
| Cerro Gordo County | September 10, 2015 | 10,571 |
| Polk County | September 21, 2015 | 8,774 |
| Polk County | December 7, 2015 | 8,597 |
| Linn County | May 22, 2015 | 7,658 |
| Dallas County | August 17, 2015 | 7,066 |
| Polk County | November 11, 2015 | 6,799 |
| Des Moines County | June 21, 2015 | 6,275 |
| Linn County | June 7, 2015 | 5,348 |
| Linn County | June 18, 2015 | 5,293 |
| Linn County | June 23, 2015 | 5,292 |
Part of the 2015 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.