Arapahoe County, CO Power Outages
As of Nov 2, 10:45 PM EST, 6 customers in Arapahoe County, Colorado were without power, reported by CORE Electric Cooperative.
Arapahoe County on the Colorado outage map
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- Limited data
Current outages
| Utility | Customers out |
|---|---|
| CORE Electric Cooperative | 6 |
Weather alerts
No active outage-relevant weather alerts from the National Weather Service.
Arapahoe County power outage history
Every significant outage recorded in Arapahoe County since late 2014, with likely causes from NOAA storm reports
Since late 2014, DOE's EAGLE-I monitoring system has recorded 171 significant power outages in Arapahoe County, meaning events that left at least 1% of customers in the dark. The largest (Feb 13–15, 2019) came when a winter storm left 124,233 customers (38.4% of the county) without power.
From 2018 to 2025, the average customer here lost about 2 hr 16 min of power per year, less than the Colorado average of 2 hr 58 min. That ranks 35th of 57 Colorado counties for outage time, where 1st has the most.
March is the riskiest month: it accounted for 17% of all customer outage time from 2018 to 2025. On 12 days in that period, at least 5% of customers were out at the same time. Outage time in Arapahoe County has held roughly steady recently: about 2 hr 31 min per customer per year in 2022–2025, versus 2 hr 2 min in 2018–2021.
The most recent significant outage on record (Dec 28, 2025) affected 7,349 customers (2.3%) amid a winter storm.
Worst outages on record
| # | When | Peak customers out | Days | Likely cause (NOAA) |
|---|---|---|---|---|
| 1 | Feb 13–15, 2019 | 124,233(38.4%) | 3 | Winter storm |
| 2 | Oct 30, 2017 | 53,378(16.5%) | 1 | Winter storm |
| 3 | Mar 2, 2023 | 40,045(12.4%) | 1 | Winter storm |
| 4 | Jul 11–12, 2023 | 27,946(8.6%) | 2 | Hail and lightning |
| 5 | Sep 13, 2016 | 24,676(7.6%) | 1 | Severe thunderstorms |
Hours without power per customer, by year
When outages happen
Source: DOE/ORNL EAGLE-I recorded electricity outages, 2014–2025 (CC BY 4.0), with likely causes from the NOAA NCEI Storm Events Database. EAGLE-I coverage was partial before 2018, so averages use 2018–2025. Peak counts are the highest number of customers out at one time.
Who provides electricity in Arapahoe County?
Electric companies with service territory in Arapahoe County (EIA-861, 2025)
| Utility | Type | Customers (CO) | Avg. outage time / yr | Live data |
|---|---|---|---|---|
| Xcel Energy (Colorado) | Investor Owned | 1,605,246 | Not reporting | |
| CORE Electric Cooperative | Cooperative | 182,993 | 6 out | |
| Mountain View Elec Assn, Inc | Cooperative | 67,200 | Not reporting | |
| Morgan County Rural Elec Assn | Cooperative | 9,657 | Not reporting |
Customer counts are each utility's statewide total in Colorado. Source: U.S. Energy Information Administration, Form EIA-861 & Electric Power Annual.
Local outage news
No Arapahoe County outage headlines in the past week.
Cities in Arapahoe County
Aurora, Centennial, Littleton, Englewood, Greenwood
Nearby counties
Arapahoe County power outage FAQ
Is the power out in Arapahoe County right now?
Yes. As of Nov 2, 10:45 PM EST, 6 customers in Arapahoe County were without power according to CORE Electric Cooperative.
Which electric company serves Arapahoe County?
According to EIA-861 service territory data, Public Service Co of Colorado, CORE Electric Cooperative, Mountain View Elec Assn, Inc, Morgan County Rural Elec Assn provide electric service in Arapahoe County, Colorado.
What was the worst power outage in Arapahoe County?
The largest outage recorded by DOE's EAGLE-I system since 2014 was Feb 13–15, 2019. It peaked at 124,233 customers without power (38.4% of the county). NOAA storm reports for that period point to winter storm.
How often does the power go out in Arapahoe County?
EAGLE-I has recorded 171 significant outages here since late 2014. From 2018 to 2025 the average customer lost about 2 hr 16 min of power per year, and on 12 days at least 5% of customers were out at once.
Cite this page
You may reuse our derived data under CC BY 4.0 with attribution. Underlying government data is public domain.
PowerOutageTracker.com. "Arapahoe County, CO Power Outages." Accessed November 2, 2026. https://poweroutagetracker.com/outages/colorado/arapahoe-county