Barnwell County, SC Power Outages
Utilities serving Barnwell 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.
Barnwell County on the South Carolina outage map
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Current outages
Weather alerts
No active outage-relevant weather alerts from the National Weather Service.
Barnwell County power outage history
Every significant outage recorded in Barnwell County since late 2014, with likely causes from NOAA storm reports
Since late 2014, DOE's EAGLE-I monitoring system has recorded 193 significant power outages in Barnwell County, meaning events that left at least 1% of customers in the dark. The largest (Apr 13–15, 2020) came when tornadoes left 7,897 customers (74.3% of the county) without power.
From 2018 to 2025, the average customer here lost about 8 hr 57 min of power per year, close to the South Carolina average of 9 hr 46 min. That ranks 20th of 46 South Carolina counties for outage time, where 1st has the most.
September is the riskiest month: it accounted for 44% of all customer outage time from 2018 to 2025. On 65 days in that period, at least 5% of customers were out at the same time. Outage time in Barnwell County has risen recently: about 11 hr 56 min per customer per year in 2022–2025, versus 5 hr 57 min in 2018–2021.
The most recent significant outage on record (Dec 3, 2025) affected 323 customers (3%).
Worst outages on record
| # | When | Peak customers out | Days | Likely cause (NOAA) |
|---|---|---|---|---|
| 1 | Apr 13–15, 2020 | 7,897(74.3%) | 3 | Tornadoes |
| 2 | Sep 27 – Oct 5, 2024 | 6,437(60.6%) | 9 | Hurricane Helene |
| 3 | Sep 11–13, 2017 | 5,426(51.1%) | 3 | Hurricane Irma |
| 4 | Oct 8–9, 2016 | 4,839(45.5%) | 2 | Hurricane Matthew |
| 5 | May 6–7, 2022 | 4,125(38.8%) | 2 | 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 Barnwell County?
Electric companies with service territory in Barnwell County (EIA-861, 2025)
| Utility | Type | Customers (SC) | Avg. outage time / yr | Live data |
|---|---|---|---|---|
| Dominion Energy South Carolina | Investor Owned | 835,280 | Not reporting | |
| Aiken Electric Coop Inc | Cooperative | 54,255 | Not reporting | |
| Edisto Electric Coop, Inc | Cooperative | 21,495 | 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 Barnwell County outage headlines in the past week.
Nearby counties
Barnwell County power outage FAQ
Is the power out in Barnwell County right now?
No outages are currently reported for Barnwell 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 Barnwell County?
According to EIA-861 service territory data, Dominion Energy South Carolina, Inc, Aiken Electric Coop Inc, Edisto Electric Coop, Inc provide electric service in Barnwell County, South Carolina.
What was the worst power outage in Barnwell County?
The largest outage recorded by DOE's EAGLE-I system since 2014 was Apr 13–15, 2020. It peaked at 7,897 customers without power (74.3% of the county). NOAA storm reports for that period point to tornadoes.
How often does the power go out in Barnwell County?
EAGLE-I has recorded 193 significant outages here since late 2014. From 2018 to 2025 the average customer lost about 8 hr 57 min of power per year, and on 65 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. "Barnwell County, SC Power Outages." Accessed November 3, 2026. https://poweroutagetracker.com/outages/south-carolina/barnwell-county