– 0 customers out in the US
June 2015 · 31th largest of 72
Thunderstorms
Jun 23, 2015. At the peak, 890,099 customers were without power, most of them in New Jersey, Pennsylvania, Connecticut.
Thunderstorms Customers out at the peak 890,099 Jun 23, 2015, 8:00 PM
Customer-hours lost 21M Every customer out, times every hour out
Counties with 10%+ out 36 of 142 counties affected
Above 600,000 out nationally 8.0 hours Jun 23, 2015, 6:00 PM onward
States affected 32 NJ · PA · CT · MD · VA
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%+ |
|---|---|---|---|
| New Jersey | 285,594 | 23% | 5 |
| Pennsylvania | 282,283 | 10% | 4 |
| Connecticut | 116,431 | 8% | 3 |
| Maryland | 112,022 | 6% | 2 |
| Virginia | 62,331 | 5% | 3 |
| Delaware | 45,881 | 24% | 1 |
| Michigan | 38,876 | 3% | 1 |
| New York | 27,439 | 2% | 0 |
| Ohio | 27,339 | 3% | 1 |
| Louisiana | 23,036 | 4% | 1 |
| North Carolina | 20,820 | 5% | 1 |
| Massachusetts | 17,324 | 15% | 1 |
| Illinois | 16,105 | 6% | 2 |
| Florida | 15,408 | 1% | 0 |
| Rhode Island | 14,946 | 3% | 1 |
| West Virginia | 9,539 | 7% | 1 |
| Colorado | 7,391 | 11% | 1 |
| Texas | 7,256 | 6% | 2 |
| New Hampshire | 7,202 | 30% | 1 |
| California | 5,376 | 2% | 0 |
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
- Gloucester, NJ 50%
- Forest, PA 52%
- Surry, VA 56%
- Middlesex, CT 40%
- Delaware, PA 39%
- Camden, NJ 39%
- Lewis, ID 63%
- Sanilac, MI 34%
- Cecil, MD 34%
- Cape May, NJ 32%
- Coos, NH 30%
- Pitkin, CO 29%
- Burlington, NJ 29%
- Chester, PA 28%
- Fairfax, VA 28%
- Medina, TX 27%