massoutage

2020 Colorado Power Outage Report

In 2020, the average Colorado customer went without power for about 2.2 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
2.2
Peak customers out
40,714
Rank (worst state)
41st
Counties affected
20

Colorado outages over the decade

Average hours without power per customer, 2020 highlighted.

1.2h20151.7h20161.5h20171.6h20183.3h20192.2h20202.8h20212.6h20222.1h20234.7h20244.6h2025

Hardest-hit Colorado counties in 2020

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

1Denver County40,7142Jefferson County34,8853Adams County25,0354El Paso County23,6135Boulder County16,5546Pitkin County12,9717Mesa County10,9398Douglas County10,1969Arapahoe County9,31410Eagle County7,54411Logan County7,33612La Plata County6,68813Weld County6,52114Montrose County6,17215Chaffee County6,13116Alamosa County6,10817Pueblo County5,99918Garfield County5,95819Clear Creek County5,78820Larimer County5,163

Biggest Colorado outages of 2020

CountyBeganPeak customers out
Denver CountyJune 6, 202040,714
Jefferson CountyJune 11, 202034,885
Adams CountyOctober 20, 202025,035
El Paso CountyJuly 13, 202023,613
Adams CountyJune 3, 202018,345
Boulder CountySeptember 8, 202016,554
Jefferson CountyOctober 11, 202015,411
Jefferson CountyJune 6, 202014,351
Pitkin CountyOctober 26, 202012,971
Mesa CountyMay 13, 202010,939
Colorado by year:20252024202320222021201920182017
Other states in 2020:LAMEOKIAALNC

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.