Sussex County, DE Power Outages
Utilities serving Sussex County, Delaware 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.
Sussex County on the Delaware outage map
- Normal
- Minor
- Moderate
- Major
- Severe
- Limited data
Current outages
Weather alerts
No active outage-relevant weather alerts from the National Weather Service.
Sussex County power outage history
Every significant outage recorded in Sussex County since late 2014, with likely causes from NOAA storm reports
Since late 2014, DOE's EAGLE-I monitoring system has recorded 181 significant power outages in Sussex County, meaning events that left at least 1% of customers in the dark. The largest (Aug 3–5, 2020) came when tornadoes left 34,852 customers (15.9% of the county) without power.
From 2018 to 2025, the average customer here lost about 1 hr 22 min of power per year, less than the Delaware average of 2 hr 19 min. That ranks 2nd of 3 Delaware counties for outage time, where 1st has the most.
August is the riskiest month: it accounted for 21% of all customer outage time from 2018 to 2025. On 7 days in that period, at least 5% of customers were out at the same time. Outage time in Sussex County has held roughly steady recently: about 1 hr 17 min per customer per year in 2022–2025, versus 1 hr 27 min in 2018–2021.
The most recent significant outage on record (Dec 14, 2025) affected 8,701 customers (4%) amid a winter storm.
Worst outages on record
| # | When | Peak customers out | Days | Likely cause (NOAA) |
|---|---|---|---|---|
| 1 | Aug 3–5, 2020 | 34,852(15.9%) | 3 | Tornadoes |
| 2 | May 26, 2016 | 23,322(10.6%) | 1 | No major storm reported |
| 3 | Feb 22, 2015 | 22,468(10.3%) | 1 | Winter storm |
| 4 | Nov 13, 2020 | 18,587(8.5%) | 1 | No major storm reported |
| 5 | Aug 30, 2017 | 16,283(7.4%) | 1 | No major storm reported |
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 Sussex County?
Electric companies with service territory in Sussex County (EIA-861, 2025)
| Utility | Type | Customers (DE) | Avg. outage time / yr | Live data |
|---|---|---|---|---|
| Delmarva Power | Investor Owned | 343,380 | Not reporting | |
| Delaware Electric Cooperative | Cooperative | 122,301 | Not reporting | |
| City of Milford - (DE) | Municipal | 9,096 | Not reporting | |
| City of Seaford- (DE) | Municipal | 4,474 | Not reporting | |
| City of Lewes - (DE) | Municipal | 4,087 | Not reporting |
Customer counts are each utility's statewide total in Delaware. Source: U.S. Energy Information Administration, Form EIA-861 & Electric Power Annual.
Local outage news
No Sussex County outage headlines in the past week.
Cities in Sussex County
Milford
Nearby counties
Sussex County power outage FAQ
Is the power out in Sussex County right now?
No outages are currently reported for Sussex 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 Sussex County?
According to EIA-861 service territory data, Delmarva Power, Delaware Electric Cooperative, City of Milford - (DE), City of Seaford- (DE) and 1 others provide electric service in Sussex County, Delaware.
What was the worst power outage in Sussex County?
The largest outage recorded by DOE's EAGLE-I system since 2014 was Aug 3–5, 2020. It peaked at 34,852 customers without power (15.9% of the county). NOAA storm reports for that period point to tornadoes.
How often does the power go out in Sussex County?
EAGLE-I has recorded 181 significant outages here since late 2014. From 2018 to 2025 the average customer lost about 1 hr 22 min of power per year, and on 7 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. "Sussex County, DE Power Outages." Accessed November 3, 2026. https://poweroutagetracker.com/outages/delaware/sussex-county