massoutage

2017 Colorado Power Outage Report

In 2017, the average Colorado customer went without power for about 1.5 hours — the 43rd worst of any US state that year, below the state's decade average. Figures from DOE/ORNL EAGLE-I.

Avg hrs / customer
1.5
Peak customers out
53,378
Rank (worst state)
43rd
Counties affected
20

Colorado outages over the decade

Average hours without power per customer, 2017 highlighted.

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

Hardest-hit Colorado counties in 2017

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

1Arapahoe County53,3782El Paso County20,2513Jefferson County16,4394Summit County13,4975La Plata County13,4716Pueblo County10,3587Boulder County10,2348Broomfield County9,8769Denver County9,42610Weld County8,00411Archuleta County7,61212Mesa County5,18613Fremont County5,17914Garfield County4,85415Larimer County4,32416Adams County4,13417Conejos County4,02418Elbert County3,86519Otero County3,42020Park County3,373

Biggest Colorado outages of 2017

CountyBeganPeak customers out
Arapahoe CountyOctober 30, 201753,378
El Paso CountyJanuary 9, 201720,251
Jefferson CountyApril 28, 201716,439
El Paso CountyMarch 24, 201713,537
Summit CountySeptember 18, 201713,497
La Plata CountyAugust 5, 201713,471
La Plata CountyMay 26, 201711,879
Pueblo CountyApril 29, 201710,358
Arapahoe CountyOctober 9, 201710,327
Boulder CountyMay 18, 201710,234
Colorado by year:20252024202320222021202020192018
Other states in 2017:FLMEWVNHGARI

Part of the 2017 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.