Power Outages in Sussex County, DE
As of October 19, 2026 05:50 UTC, about 5 customers are without power in Sussex County, DE across 1 reported incident. There is no live feed for City of Lewes - (DE), City of Milford - (DE) and City of Seaford- (DE), so outages in their service area aren't counted. In 2025, the average customer here lost power for about 1.7 hours.
Sussex County, DE is served by 5 tracked utilities.
Cite this data
- URL
- https://massoutage.com/delaware/sussex-county
- As of
- October 19, 2026 05:50 UTC
- Publisher
- MassOutage
MassOutage, "Power Outages in Sussex County, DE", live data as of October 19, 2026 05:50 UTC. https://massoutage.com/delaware/sussex-county
Not counted: no live feed for City of Lewes - (DE), City of Milford - (DE) and City of Seaford- (DE).
29%of this county's ~292,715 customers are served by utilities with a county-level live feed.
We can't see outages for: City of Lewes - (DE), City of Milford - (DE), City of Seaford- (DE). Their customers are not in any number on this page; check their own outage maps.
Only visible while reporting outages: Delaware Electric Cooperative. Zero here is not a confirmed all-clear.
| Utility | Feed | Out | Served | % out | Small outages | Incidents | Utility ETR | As of |
|---|---|---|---|---|---|---|---|---|
| Delmarva Power | Live · county | 5 | 85,998 | 0.0% | - | 1 | October 19, 2026 09:00 UTC | |
| Delaware Electric Cooperative | Outages only | none reported | - | - | - | - | - | - |
| City of Lewes - (DE) | No live feed | can't see | - | - | - | - | - | - |
| City of Milford - (DE) | No live feed | can't see | - | - | - | - | - | - |
| City of Seaford- (DE) | No live feed | can't see | - | - | - | - | - | - |
Delmarva Power reportsevery town in the county on each poll, so 0 out is a real all-clear. ETRs are the utility's own estimates.
Electricity-dependent residents
HHS emPOWER · data October 7, 2026Medicare beneficiaries in Sussex 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 (21)
| ZIP | Power-dependent | Ventilators | O2 concentrators | Home dialysis |
|---|---|---|---|---|
| 19966 | 538 | 25 | 393 | ≤11 |
| 19958 | 425 | ≤11 | 297 | ≤11 |
| 19973 | 288 | ≤11 | 204 | ≤11 |
| 19971 | 184 | ≤11 | 128 | ≤11 |
| 19968 | 183 | ≤11 | 122 | ≤11 |
| 19947 | 174 | ≤11 | 125 | ≤11 |
| 19956 | 173 | ≤11 | 111 | ≤11 |
| 19975 | 164 | ≤11 | 123 | ≤11 |
| 19970 | 146 | ≤11 | 105 | ≤11 |
| 19933 | 139 | ≤11 | 90 | ≤11 |
| 19945 | 106 | ≤11 | 67 | ≤11 |
| 19939 | 93 | ≤11 | 59 | ≤11 |
| 19960 | 89 | ≤11 | 65 | ≤11 |
| 19950 | 82 | ≤11 | 58 | ≤11 |
| 19940 | 69 | ≤11 | 47 | 0 |
| 19930 | 43 | 0 | 25 | 0 |
| 19941 | 36 | 0 | 27 | ≤11 |
| 19951 | 31 | ≤11 | 20 | ≤11 |
| 19967 | 22 | 0 | 12 | 0 |
| 19944 | ≤11 | 0 | ≤11 | 0 |
| 19931 | ≤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 Sussex County or any town and utility in it.
- Coastal Flood AdvisoryMINOR
Sussex County has been under 98 National Weather Service alerts recently, most recently a Coastal Flood Advisory on October 20, 2026.
- Coastal Flood Warning ×22
- Rip Current Statement ×20
- High Surf Advisory ×20
- Wind Advisory ×15
- Coastal Flood Advisory ×10
- High Wind Warning ×6
Latest Sussex County, DE outage updates
A running log of how this outage has changed, updated automatically as utilities report in.
- RESOLVED
Power restored after 25m
- OUTAGE BEGAN
Outage began: 1,038 customers out (0.5% of the county)
- RESOLVED
Power restored after 15m
- OUTAGE BEGAN
Outage began: 954 customers out (0.4% of the county)
- RESOLVED
Power restored after 2h 45m
- RESTORATION ETA
Restoration now estimated September 17, 2026
- RESTORATION ETA
Restoration now estimated September 17, 2026
- RESTORATION ETA
Restoration now estimated September 17, 2026
Hardest-hit cities in Sussex 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 Sussex Countyisn't available yet.
Historical reliability
In 2025, the average customer in Sussex County went about 1.7 hours without power. Peak simultaneous outage on record reached 34,852 customers.
The US EIA reports Delaware utilities averaged 1.7 hrs without power per customer (SAIDI) in 2025, a cross-check on our county estimate of 1.7 hrs.
Worst year here was 2020 (peak 34,852 customers out) · decade average 1.5 hrs without power per customer/yr.
| Year | Outage events | Peak customers out | Avg hrs/customer |
|---|---|---|---|
| 2015 | 967 | 22,468 | 1.7 |
| 2016 | 971 | 23,322 | 2.5 |
| 2017 | 1,060 | 16,283 | 1.4 |
| 2018 | 933 | 6,211 | 0.8 |
| 2019 | 1,005 | 8,476 | 1.2 |
| 2020 | 1,011 | 34,852 | 2.7 |
| 2021 | 1,009 | 13,804 | 1.1 |
| 2022 | 1,032 | 12,450 | 1.5 |
| 2023 | 1,010 | 7,969 | 1.2 |
| 2024 | 824 | 9,082 | 0.8 |
| 2025 | 939 | 11,053 | 1.7 |
Cost of power in Sussex County
ENERGY & AI DEMAND →Estimated residential electricity price for Sussex 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.
- Delmarva Power18.2¢278,793 cust
- Delaware Electric Cooperative13.9¢108,801 cust
- City of Milford - (DE)15.9¢7,504 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 winter weather exposure · 1.5 hrs/yr of outages over the last decade.
FEMA rates this county’s social vulnerability relatively high: outages hit harder where communities are less able to respond and recover.
All hazard rankings →Power outages in Sussex County: FAQ
- How often does Sussex County, DE lose power?
- Based on EAGLE-I records, Sussex County, DE logged 939 distinct outage events in 2025, averaging about 1.7 hours without power per customer over the year.
- What was the worst power outage in Sussex County, DE?
- The largest tracked outage peaked at 34,852 customers without power, beginning August 4, 2020 and lasting about 2d 17h.
- Is there a power outage in Sussex County, DE right now?
- Yes, about 5 customers are currently without power across 1 reported incident(s).
- Which utilities serve Sussex County, DE?
- Tracked electric providers include Delaware Electric Cooperative, Delmarva Power.
Outages are tracked at the county level; these ZIP codes fall within Sussex County.
19930, 19931, 19933, 19939, 19940, 19941, 19944, 19945, 19947, 19950, 19951, 19956, 19958, 19960, 19963, 19966, 19967, 19968, 19970, 19971, 19973, 19975
Electric providers serving this county
From EIA-861 service territory, with official reliability where reported.
| Provider | Official SAIDI (EIA) | Live | Report outage |
|---|---|---|---|
| Delmarva Power | 1.8 hrs | Live · county | - |
| Delaware Electric Cooperative | 1.9 hrs | Outages only | - |
| City of Milford - (DE) | - | No live feed | - |
| City of Lewes - (DE) | - | No live feed | - |
| City of Seaford- (DE) | - | No live feed | - |
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 Delaware customers). Machine-readable data: /api/v1/counties/10005 and /api/v1/counties/10005/history. Live data as of .