Power Outages in Allendale County, SC
Dominion Energy South Carolina, Inc, Edisto Electric Coop, Inc and Palmetto Electric Coop Inc publish only a system-wide total, not county figures. In 2025, the average customer here lost power for about 5.5 hours.
Allendale County, SC is served by 3 tracked utilities.
Cite this data
- URL
- https://massoutage.com/south-carolina/allendale-county
- As of
- Not available
- Publisher
- MassOutage
MassOutage, "Power Outages in Allendale County, SC". https://massoutage.com/south-carolina/allendale-county
Dominion Energy South Carolina, Inc, Edisto Electric Coop, Inc and Palmetto Electric Coop Inc publish no county-level figures.
0.0%of this county's ~12,677 customers are served by utilities with a county-level live feed.
System-wide total only, no county split: Dominion Energy South Carolina, Inc, Edisto Electric Coop, Inc, Palmetto Electric Coop Inc.
| Utility | Feed | Out | Served | % out | Small outages | Incidents | Utility ETR | As of |
|---|---|---|---|---|---|---|---|---|
| Dominion Energy South Carolina, Inc | Live · total only | not by county | - | - | - | - | - | - |
| Edisto Electric Coop, Inc | Live · total only | not by county | - | - | - | - | - | - |
| Palmetto Electric Coop Inc | Live · total only | not by county | - | - | - | - | - | - |
Electricity-dependent residents
HHS emPOWER · data October 7, 2026Medicare beneficiaries in Allendale 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 (4)
| ZIP | Power-dependent | Ventilators | O2 concentrators | Home dialysis |
|---|---|---|---|---|
| 29827 | 38 | 0 | 27 | ≤11 |
| 29810 | 34 | ≤11 | 27 | ≤11 |
| 29849 | ≤11 | 0 | ≤11 | 0 |
| 29836 | ≤11 | 0 | ≤11 | ≤11 |
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 Allendale County or any town and utility in it.
No active NWS alerts for Allendale County right now.
Allendale County has been under 18 National Weather Service alerts recently, most recently a Tornado Watch on October 10, 2026.
- Flood Watch ×5
- Tornado Warning ×5
- Tornado Watch ×5
- Special Weather Statement ×2
- Dense Fog Advisory ×1
Latest Allendale County, SC outage updates
A running log of how this outage has changed, updated automatically as utilities report in.
- RESOLVED
Power restored after 1h 6m
- OUTAGE BEGAN
Outage began: 172 customers out (3.4% of the county)
- RESOLVED
Power restored after 1h 30m
- OUTAGE BEGAN
Outage began: 311 customers out (6.1% of the county)
Hardest-hit cities in Allendale County
Where this event is concentrated across the county's towns and townships.
Historical reliability
In 2025, the average customer in Allendale County went about 5.5 hours without power. Peak simultaneous outage on record reached 4,541 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 5.5 hrs.
Worst year here was 2024 (peak 4,541 customers out) · decade average 13.5 hrs without power per customer/yr.
| Year | Outage events | Peak customers out | Avg hrs/customer |
|---|---|---|---|
| 2015 | 199 | 414 | 0.9 |
| 2016 | 147 | 3,531 | 36.0 |
| 2017 | 276 | 2,526 | 5.1 |
| 2018 | 237 | 2,735 | 5.6 |
| 2019 | 238 | 1,083 | 2.7 |
| 2020 | 218 | 608 | 3.6 |
| 2021 | 232 | 949 | 3.9 |
| 2022 | 199 | 1,715 | 4.8 |
| 2023 | 250 | 1,028 | 5.7 |
| 2024 | 319 | 4,541 | 74.5 |
| 2025 | 297 | 2,006 | 5.5 |
Cost of power in Allendale County
ENERGY & AI DEMAND →Estimated residential electricity price for Allendale 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
- Palmetto Electric Coop Inc14.4¢69,848 cust
- Edisto Electric Coop, Inc19.0¢15,540 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.
Relatively Moderate hurricanes exposure · 13.5 hrs/yr of outages over the last decade.
FEMA rates this county’s social vulnerability very high: outages hit harder where communities are less able to respond and recover.
All hazard rankings →Power outages in Allendale County: FAQ
- How often does Allendale County, SC lose power?
- Based on EAGLE-I records, Allendale County, SC logged 297 distinct outage events in 2025, averaging about 5.5 hours without power per customer over the year.
- What was the worst power outage in Allendale County, SC?
- The largest tracked outage peaked at 4,541 customers without power, beginning September 27, 2024 and lasting about 9d 9h.
- Is there a power outage in Allendale County, SC right now?
- No major outage is currently reported for Allendale County, SC. Live coverage depends on whether local utilities report to ODIN.
- Which utilities serve Allendale County, SC?
- Tracked electric providers include Dominion Energy South Carolina, Inc, Edisto Electric Coop, Inc.
Outages are tracked at the county level; these ZIP codes fall within Allendale County.
29810, 29827, 29836, 29849, 29932
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 | |
| Edisto Electric Coop, Inc | 3.9 hrs | Live · total only | - |
| Palmetto Electric Coop Inc | 0.8 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/45005 and /api/v1/counties/45005/history.