Power outages in Louisville/Jefferson County, KY
Live outages for Louisville/Jefferson County and the surrounding area, updated every 10 minutes. Louisville/Jefferson County has 641,962 residents.
Right now
Normal: scattered outages
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Normal: fewer than 0.1% of customers out. Elevated: 0.1% or more. Major outage: 1% or more.96customers without power in Jefferson County
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A customer is one electric account, usually one home or business, not one person. Utilities count outages this way.Outage map
Louisville/Jefferson CountyJefferson CountyLG&E and KU publishes totals only, not outage locations.
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Some utilities publish only how many customers are out, not where. Their outages are in the counts but can't be drawn on the map.ZIP codes in Louisville/Jefferson County
ZIPs mostly inside Louisville/Jefferson County; share from the Census| ZIP | Inside Louisville/Jefferson CountyiHow much of the ZIP code's addresses lie inside the city, from Census Bureau data. | Out | CustomersiA customer is one electric account, usually one home or business, not one person. Utilities count outages this way. | % outiCustomers without power divided by all the customers the utility serves in this area. |
|---|---|---|---|---|
| 40229 | 68% | 9 | 17,958 | 0.05% |
| 40258 | 100% | fewer than 5 | 12,849 | 0.02% |
| 40228 | 97% | fewer than 5 | 9,381 | 0.02% |
| 40299 | 83% | fewer than 5 | 23,677 | <0.01% |
| 40291 | 99% | 0 | 20,504 | 0.00% |
| 40219 | 99% | 0 | 19,940 | 0.00% |
| 40118 | 98% | 0 | 5,284 | 0.00% |
| 40272 | 96% | 0 | 17,921 | 0.00% |
| 40241 | 82% | 0 | 16,134 | 0.00% |
| 40245 | 70% | 0 | 17,326 | 0.00% |
| 40216 | 67% | 0 | 22,340 | 0.00% |
| 40218 | 64% | 0 | 16,958 | 0.00% |
| 40214 | 61% | 0 | 22,529 | 0.00% |
| 40023 | 60% | 0 | 2,619 | 0.00% |
Outage history in Jefferson County, which includes Louisville/Jefferson County
2014–2025 recordJefferson County averaged 13 significant outages a year in 2023–2025, fewer than most Kentucky counties.
In the 12 months to December 2025, there were 15. Half were over within 30 minutes; the longest lasted 1.7 days, starting May 17, 2025.
The largest on record began March 3, 2023, with 82,578 customers out at once.
13significant outages a year (2023–2025)
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At least 1% of the area's customers, and at least 100, without power at the same time. Outages less than 6 hours apart count as one.30 minutestypical (median) length
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Half of significant outages here ended sooner than this, and half lasted longer.5.1 dayslongest on record (March 2023)
82,578most customers out at once
| Largest events (start) | Peak out | LastediHow long this area stayed at or above the significant-outage line, not how long any one home was without power. | Customer-hoursiCustomers out multiplied by hours out, added up over the event. 1,000 customers out for 3 hours is 3,000 customer-hours. |
|---|---|---|---|
| March 3, 2023 | 82,578 | 5.1 days | 5,024,486 |
| November 15, 2018 | 79,447 | 2.6 days | 1,821,756 |
| May 26, 2024 | 54,284 | 3 days | 1,687,985 |
| May 17, 2025 | 30,299 | 1.7 days | 675,733 |
| May 31, 2018 | 27,245 | 21 hours | 192,503 |
Recorded outages from EAGLE-I, Oak Ridge National Laboratory (CC BY 4.0).i
From EAGLE-I, Oak Ridge National Laboratory's record of utility outage data every 15 minutes since 2014 (CC BY 4.0). It covered about 9 in 10 U.S. customers.
If your power is out
Report it to your utility
- LG&E and KU: outage map and reporting
- Stay at least 35 feet from downed power lines and report them right away.
Food safety
- 0–4 hKeep the fridge closed. It keeps food cold for about 4 hours.
- 4 h+Throw out meat, dairy and leftovers that have been above 40°F for more than 2 hours.
- 24 hA half-full freezer holds about 24 hours if kept closed.
- 48 hA full freezer holds about 48 hours.
Generators, heat and cold
- Run generators outside only, at least 20 feet from windows and doors. Never in a garage.
- Use a battery-powered carbon monoxide alarm.
- Never heat your home with a gas stove or oven.