Power Outages in Charleston County, SC
As of the latest utility report, no major power outages are reported in Charleston County, SC. In 2025, the average customer here lost power for about 2.3 hours.
Charleston County, SC is served by 1 tracked utility.
No active power outages are currently reported in Charleston County.
- Heat AdvisoryMODERATE
Charleston County has been under 33 National Weather Service alerts recently — most recently a Heat Advisory on July 18, 2026.
- Heat Advisory ×14
- Special Weather Statement ×5
- Coastal Flood Advisory ×4
- Severe Thunderstorm Warning ×4
- Flash Flood Warning ×2
- Flood Advisory ×2
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 45m
- OUTAGE BEGAN
Outage began — 917 customers out (0.4% of the county)
- RESOLVED
Power restored after 11m
- OUTAGE BEGAN
Outage began — 915 customers out
- RESOLVED
Power restored after 6h 38m
- OUTAGE BEGAN
Outage began — 1,215 customers out
- RESOLVED
Power restored after 2h 20m
- OUTAGE BEGAN
Outage began — 742 customers out
Hardest-hit cities in Charleston County
Where this event is concentrated across the county's towns and townships.
- Charlestonno active outage
- North Charlestonno active outage
- Mount Pleasantno active outage
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.
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 |
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?
- No major outage is currently reported for Charleston County, SC. Live coverage depends on whether local utilities report to ODIN.
- Which utilities serve Charleston County, SC?
- Tracked electric providers include BERKELEY ELECTRIC COOP 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 |
|---|---|---|---|
| BERKELEY ELECTRIC COOP INC | — | ODIN ✓ | — |
Machine-readable data: /api/v1/counties/45019 and /api/v1/counties/45019/history. Historical figures derive from the DOE/ORNL EAGLE-I dataset (EAGLE-I tracked roughly 0% of South Carolina customers).