Power Outages in Charleston County, SC
As of October 15, 2026 00:30 UTC, about 80 customers are without power in Charleston County, SC across 8 reported incidents. Berkeley Electric Coop Inc and Dominion Energy South Carolina, Inc publish only a system-wide total, not county figures. In 2025, the average customer here lost power for about 2.3 hours.
Charleston County, SC is served by 2 tracked utilities.
Cite this data
- URL
- https://massoutage.com/south-carolina/charleston-county
- As of
- October 15, 2026 00:30 UTC
- Publisher
- MassOutage
MassOutage, "Power Outages in Charleston County, SC", live data as of October 15, 2026 00:30 UTC. https://massoutage.com/south-carolina/charleston-county
0.0%of this county's ~547,664 customers are served by utilities with a county-level live feed.
System-wide total only, no county split: Berkeley Electric Coop Inc, Dominion Energy South Carolina, Inc.
| Utility | Feed | Out | Served | % out | Small outages | Incidents | Utility ETR | As of |
|---|---|---|---|---|---|---|---|---|
| Berkeley Electric Coop Inc | Live · total only | not by county | - | - | - | - | - | - |
| Dominion Energy South Carolina, Inc | Live · total only | not by county | - | - | - | - | - | - |
Electricity-dependent residents
HHS emPOWER · data October 7, 2026Medicare beneficiaries in Charleston Countywho rely on electricity-dependent medical equipment (ventilators, oxygen concentrators, home dialysis, powered wheelchairs, and more). HHS reports counts of 1–10 as “≤11”. Medicare only, so the full at-risk population is larger.
By ZIP code (23)
| ZIP | Power-dependent | Ventilators | O2 concentrators | Home dialysis |
|---|---|---|---|---|
| 29414 | 275 | ≤11 | 177 | ≤11 |
| 29464 | 264 | 12 | 154 | 0 |
| 29412 | 217 | 14 | 126 | ≤11 |
| 29407 | 211 | ≤11 | 133 | ≤11 |
| 29466 | 195 | ≤11 | 99 | ≤11 |
| 29456 | 190 | 12 | 134 | ≤11 |
| 29455 | 183 | ≤11 | 108 | ≤11 |
| 29406 | 168 | ≤11 | 115 | ≤11 |
| 29418 | 164 | ≤11 | 112 | ≤11 |
| 29405 | 152 | ≤11 | 91 | ≤11 |
| 29449 | 75 | ≤11 | 51 | ≤11 |
| 29403 | 67 | ≤11 | 37 | 0 |
| 29470 | 50 | ≤11 | 36 | 0 |
| 29401 | 39 | ≤11 | 22 | 0 |
| 29438 | 37 | ≤11 | 26 | ≤11 |
| 29451 | 28 | ≤11 | 16 | 0 |
| 29429 | 26 | ≤11 | 15 | 0 |
| 29458 | 25 | ≤11 | 14 | ≤11 |
| 29487 | 21 | ≤11 | 12 | ≤11 |
| 29439 | 15 | 0 | ≤11 | 0 |
| 29426 | 14 | 0 | ≤11 | 0 |
| 29482 | ≤11 | 0 | ≤11 | 0 |
| 29404 | ≤11 | 0 | ≤11 | 0 |
Emergency managers can request identified beneficiary lists through their state health department via the HHS emPOWER program.
Outage began, grew, restoration estimate changed, restored: by email, Slack, Teams, Discord or signed webhook, for Charleston County or any town and utility in it.
- Special Weather StatementMODERATE
Charleston County has been under 81 National Weather Service alerts recently, most recently a Special Weather Statement on October 17, 2026.
- Coastal Flood Advisory ×25
- Rip Current Statement ×17
- Flash Flood Warning ×12
- Special Weather Statement ×5
- Tornado Watch ×5
- Flood Watch ×5
Latest Charleston County, SC outage updates
A running log of how this outage has changed, updated automatically as utilities report in.
- RESOLVED
Power restored after 3h 46m
- RESTORATION ETA
Restoration now estimated October 14, 2026
- IMPROVING
Improving: down to 741 customers out
- RESTORATION ETA
Restoration now estimated October 14, 2026
- OUTAGE BEGAN
Outage began: 1,570 customers out (0.3% of the county)
- RESOLVED
Power restored after 10m
- OUTAGE BEGAN
Outage began: 752 customers out (0.1% of the county)
- RESOLVED
Power restored after 1h 47m
Hardest-hit cities in Charleston County
Where this event is concentrated across the county's towns and townships.
Live outage counts are tracked at the county level; a city-by-city split within Charleston Countyisn't available yet.
Historical reliability
In 2025, the average customer in Charleston County went about 2.3 hours without power. Peak simultaneous outage on record reached 137,536 customers.
The US EIA reports South Carolina utilities averaged 2.5 hrs without power per customer (SAIDI) in 2025, a cross-check on our county estimate of 2.3 hrs.
Worst year here was 2019 (peak 137,536 customers out) · decade average 5.8 hrs without power per customer/yr.
| Year | Outage events | Peak customers out | Avg hrs/customer |
|---|---|---|---|
| 2015 | 788 | 20,197 | 1.8 |
| 2016 | 526 | 97,936 | 15.7 |
| 2017 | 851 | 62,562 | 5.7 |
| 2018 | 873 | 11,577 | 2.1 |
| 2019 | 743 | 137,536 | 21.3 |
| 2020 | 701 | 19,432 | 1.9 |
| 2021 | 715 | 52,176 | 2.0 |
| 2022 | 724 | 77,760 | 5.0 |
| 2023 | 798 | 19,706 | 1.8 |
| 2024 | 800 | 41,670 | 4.2 |
| 2025 | 835 | 6,830 | 2.3 |
Cost of power in Charleston County
ENERGY & AI DEMAND →Estimated residential electricity price for Charleston County, customer-weighted across the utilities serving it (US EIA, 2025). Retail prices aren't published at the county level; this is a derived estimate.
- Dominion Energy South Carolina, Inc16.4¢712,679 cust
- Berkeley Electric Coop Inc16.3¢119,545 cust
Weighted by each utility's residential customer count (utilities report customers at the state level; a per-county share isn't published). Rising retail prices track a national demand surge; see energy & the data-center boom.
Very High hurricanes exposure · 5.8 hrs/yr of outages over the last decade.
Power outages in Charleston County: FAQ
- How often does Charleston County, SC lose power?
- Based on EAGLE-I records, Charleston County, SC logged 835 distinct outage events in 2025, averaging about 2.3 hours without power per customer over the year.
- What was the worst power outage in Charleston County, SC?
- The largest tracked outage peaked at 137,536 customers without power, beginning September 4, 2019 and lasting about 8d 16h.
- Is there a power outage in Charleston County, SC right now?
- Yes, about 80 customers are currently without power across 8 reported incident(s).
- Which utilities serve Charleston County, SC?
- Tracked electric providers include Berkeley Electric Coop Inc, Dominion Energy South Carolina, Inc.
Charleston, North Charleston, Mount Pleasant. Outage counts for these communities are reported at the Charleston County level shown above.
Outages are tracked at the county level; these ZIP codes fall within Charleston County.
29401, 29403, 29404, 29405, 29406, 29407, 29409, 29412, 29414, 29418, 29424, 29425, 29426, 29429, 29438, 29439, 29449, 29451, 29455, 29456, 29458, 29464, 29466, 29470, 29482, 29487
Electric providers serving this county
From EIA-861 service territory, with official reliability where reported.
| Provider | Official SAIDI (EIA) | Live | Report outage |
|---|---|---|---|
| Dominion Energy South Carolina, Inc | 2.2 hrs | Live · total only | |
| Berkeley Electric Coop Inc | 1.9 hrs | Live · total only | - |
Data from DOE/ORNL ODIN, DOE EAGLE-I, EIA Form 861 (utility reliability), EIA electricity retail prices and FEMA National Risk Index, every source we read. Historical figures derive from the DOE/ORNL EAGLE-I dataset (EAGLE-I tracked roughly 0% of South Carolina customers). Machine-readable data: /api/v1/counties/45019 and /api/v1/counties/45019/history. Live data as of .