Dorchester County, SC Power Outages
Only some utilities serving Dorchester County, South Carolina share live outage data (Berkeley Electric Coop Inc), and none of them report outages here right now. Dominion Energy South Carolina, Inc and Edisto Electric Coop, Inc do not share live data, so check their outage maps for real-time status.
Dorchester 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.
Dorchester County power outage history
Every significant outage recorded in Dorchester County since late 2014, with likely causes from NOAA storm reports
Since late 2014, DOE's EAGLE-I monitoring system has recorded 224 significant power outages in Dorchester County, meaning events that left at least 1% of customers in the dark. The largest (Oct 8–12, 2016) came when flooding left 50,197 customers (68.5% of the county) without power.
From 2018 to 2025, the average customer here lost about 4 hr 30 min of power per year, less than the South Carolina average of 9 hr 46 min. That ranks 34th of 46 South Carolina counties for outage time, where 1st has the most.
September is the riskiest month: it accounted for 46% of all customer outage time from 2018 to 2025. On 37 days in that period, at least 5% of customers were out at the same time. Outage time in Dorchester County has held roughly steady recently: about 4 hr 38 min per customer per year in 2022–2025, versus 4 hr 22 min in 2018–2021.
The most recent significant outage on record (Dec 19, 2025) affected 962 customers (1.3%).
Worst outages on record
| # | When | Peak customers out | Days | Likely cause (NOAA) |
|---|---|---|---|---|
| 1 | Oct 8–12, 2016 | 50,197(68.5%) | 5 | Flooding |
| 2 | Sep 4–7, 2019 | 41,166(56.2%) | 4 | Hurricane Dorian |
| 3 | Sep 30 – Oct 2, 2022 | 25,331(34.6%) | 3 | Flooding |
| 4 | Nov 4, 2023 | 24,222(33.1%) | 1 | No major storm reported |
| 5 | Sep 27–29, 2024 | 23,470(32%) | 3 | Hurricane Helene |
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 Dorchester County?
Electric companies with service territory in Dorchester County (EIA-861, 2025)
| Utility | Type | Customers (SC) | Avg. outage time / yr | Live data |
|---|---|---|---|---|
| Dominion Energy South Carolina | Investor Owned | 835,280 | Not reporting | |
| Berkeley Electric Cooperative | Cooperative | 138,073 | Reporting | |
| Edisto Electric Coop, Inc | Cooperative | 21,495 | Not reporting | |
| Coastal Electric Coop, Inc - (SC) | Cooperative | 12,337 | 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 Dorchester County outage headlines in the past week.
Cities in Dorchester County
Summerville
Nearby counties
Dorchester County power outage FAQ
Is the power out in Dorchester County right now?
No outages are currently reported for Dorchester 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 Dorchester County?
According to EIA-861 service territory data, Dominion Energy South Carolina, Inc, Berkeley Electric Coop Inc, Edisto Electric Coop, Inc, Coastal Electric Coop, Inc - (SC) provide electric service in Dorchester County, South Carolina.
What was the worst power outage in Dorchester County?
The largest outage recorded by DOE's EAGLE-I system since 2014 was Oct 8–12, 2016. It peaked at 50,197 customers without power (68.5% of the county). NOAA storm reports for that period point to flooding.
How often does the power go out in Dorchester County?
EAGLE-I has recorded 224 significant outages here since late 2014. From 2018 to 2025 the average customer lost about 4 hr 30 min of power per year, and on 37 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. "Dorchester County, SC Power Outages." Accessed November 3, 2026. https://poweroutagetracker.com/outages/south-carolina/dorchester-county