– 0 customers out in the US
August 2021 · 17th largest of 72
Hurricane Ida
At the peak, 1,234,648 customers were without power, most of them in Louisiana, Pennsylvania, Mississippi.
Hurricane Ida Customers out at the peak 1,234,648 Sep 2, 2021, 1:00 AM
Customer-hours lost 220M Every customer out, times every hour out
Counties with 10%+ out 235 of 686 counties affected
Above 600,000 out nationally 7.0 days Aug 29, 2021, 4:00 PM onward
States affected 48 LA · PA · MS · NJ · CA
Hour by hour
The country, in the dark
Customers without power across the US, two days either side. The shaded band is the time the national total stayed above 600,000.
By state
Where it hit
| State | Peak out | Share | Counties 10%+ |
|---|---|---|---|
| Louisiana | 1,083,396 | 51% | 30 |
| Pennsylvania | 220,950 | 5% | 8 |
| Mississippi | 184,956 | 17% | 35 |
| New Jersey | 135,607 | 4% | 4 |
| California | 94,480 | 2% | 6 |
| Virginia | 89,171 | 7% | 18 |
| New York | 88,455 | 3% | 0 |
| Texas | 71,350 | 4% | 18 |
| Michigan | 53,959 | 6% | 13 |
| North Carolina | 49,448 | 5% | 8 |
| Georgia | 46,498 | 4% | 13 |
| Florida | 45,957 | 2% | 5 |
| Alabama | 39,198 | 4% | 7 |
| Connecticut | 37,973 | 4% | 0 |
| West Virginia | 37,102 | 8% | 13 |
| Tennessee | 33,758 | 4% | 4 |
| Ohio | 29,998 | 4% | 1 |
| Missouri | 28,184 | 4% | 6 |
| Indiana | 26,826 | 3% | 3 |
| Kansas | 21,666 | 3% | 4 |
State peaks add each county's own peak, which may fall at different hours, so they can exceed the true simultaneous total.
By county
The hardest hit
- Livingston, LA 100%
- Tangipahoa, LA 100%
- Ascension, LA 100%
- Lafourche, LA 100%
- Washington, LA 100%
- East Feliciana, LA 100%
- Amite, MS 100%
- Assumption, LA 100%
- St. Helena, LA 100%
- Kimble, TX 100%
- Plaquemines, LA 90%
- St. John the Baptist, LA 89%
- Jefferson, LA 89%
- St. Bernard, LA 87%
- St. James, LA 86%
- Wilkinson, MS 86%