McCormick County, SC Power Outages
Utilities serving McCormick County, South Carolina don't yet share live outage data with DOE's ODIN feed. Check your electric company's outage map (listed below) for real-time status.
McCormick County on the South Carolina outage map
- Normal
- Minor
- Moderate
- Major
- Severe
- Limited data
Current outages
Weather alerts
No active outage-relevant weather alerts from the National Weather Service.
McCormick County power outage history
Every significant outage recorded in McCormick County since late 2014, with likely causes from NOAA storm reports
Since late 2014, DOE's EAGLE-I monitoring system has recorded 285 significant power outages in McCormick County, meaning events that left at least 1% of customers in the dark. The largest (Sep 27 – Oct 16, 2024) came when Hurricane Helene left 6,369 customers (100% of the county) without power.
From 2018 to 2025, the average customer here lost about 51 hr 13 min of power per year, more than the South Carolina average of 9 hr 46 min. That ranks 1st of 46 South Carolina counties for outage time, where 1st has the most.
October is the riskiest month: it accounted for 41% of all customer outage time from 2018 to 2025. On 221 days in that period, at least 5% of customers were out at the same time. Outage time in McCormick County has risen recently: about 90 hr 32 min per customer per year in 2022–2025, versus 11 hr 53 min in 2018–2021.
The most recent significant outage on record (Dec 19, 2025) affected 477 customers (11.7%).
Worst outages on record
| # | When | Peak customers out | Days | Likely cause (NOAA) |
|---|---|---|---|---|
| 1 | Sep 27 – Oct 16, 2024 | 6,369(100%) | 20 | Hurricane Helene |
| 2 | Sep 11–13, 2017 | 5,063(100%) | 3 | Hurricane Irma |
| 3 | Jul 21–23, 2023 | 4,602(100%) | 3 | Severe thunderstorms |
| 4 | Nov 27, 2022 | 4,335(100%) | 1 | No major storm reported |
| 5 | Jun 8–16, 2025 | 3,697(90.4%) | 9 | 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 McCormick County?
Electric companies with service territory in McCormick County (EIA-861, 2025)
| Utility | Type | Customers (SC) | Avg. outage time / yr | Live data |
|---|---|---|---|---|
| Dominion Energy South Carolina | Investor Owned | 835,280 | Not reporting | |
| Duke Energy Carolinas | Investor Owned | 738,436 | Not reporting | |
| Aiken Electric Coop Inc | Cooperative | 54,255 | Not reporting | |
| Little River Electric Coop Inc | Cooperative | 15,581 | Not reporting | |
| Town of McCormick - (SC) | Municipal | 1,066 | Not reporting |
Customer counts are each utility's statewide total in South Carolina. Source: U.S. Energy Information Administration, Form EIA-861 & Electric Power Annual.
Local outage news
No McCormick County outage headlines in the past week.
McCormick County power outage FAQ
Is the power out in McCormick County right now?
No outages are currently reported for McCormick County by participating utilities. Live coverage is limited here, so If your power is out, report it to your electric company.
Which electric company serves McCormick County?
According to EIA-861 service territory data, Dominion Energy South Carolina, Inc, Duke Energy Carolinas, LLC, Aiken Electric Coop Inc, Little River Electric Coop Inc and 1 others provide electric service in McCormick County, South Carolina.
What was the worst power outage in McCormick County?
The largest outage recorded by DOE's EAGLE-I system since 2014 was Sep 27 – Oct 16, 2024. It peaked at 6,369 customers without power (100% of the county). NOAA storm reports for that period point to Hurricane Helene.
How often does the power go out in McCormick County?
EAGLE-I has recorded 285 significant outages here since late 2014. From 2018 to 2025 the average customer lost about 51 hr 13 min of power per year, and on 221 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. "McCormick County, SC Power Outages." Accessed November 3, 2026. https://poweroutagetracker.com/outages/south-carolina/mccormick-county