The massive storm that started out as Hurricane Sandy slammed into the East Coast and morphed into a huge and problematic system, killing at least 74 people in the United States. Power outages now stand at more than 5.6 million homes and businesses, down from a peak of 8.5 million. Here's a snapshot of what is happening, state by state.
Widespread damage to homes on Long Island Sound. Deaths: 3. Power outages: 378,000, down from a peak of more than 620,000.
Some southern coastal areas remain underwater, but officials say the damage is far less than anticipated. Governor lifted state of emergency. Emergency shelters closed. Power outages: 1,700, down from more than 45,000.
As much as a foot of snow fell in higher elevations of Appalachian Kentucky.
Port of Portland reopened, but ocean conditions remained dangerous with high winds. Amtrak's Downeaster resumed service. Power outages: 3,500, down from more than 90,000.
Eastern Maryland cleaned up from storm surge, while western Maryland dealt with as much as 29 inches of snow. Dueling disasters are straining emergency resources. Deaths: 3. Power outages: 33,600, down from 290,000.
Continued cleanup from fallen trees and damage to homes and businesses, but relief that storm wasn't worse. Many schools remained closed. Power outages: 46,000, down from 400,000.
Cargo shipping on the Great Lakes resumed after waves of up to 16 feet subsided. Power outages: 35,000, down from 154,000.
Some schools and day care centers remained closed. Trick or treating postponed until Sunday. Deaths: 1. Power outages: 40,000, down from 210,000.
Trick or treating postponing until Monday. Fires that destroyed several homes in a shore town rekindled, fueled by natural gas. National Guard arrived to evacuate residents of Hoboken and distribute supplies. Storm renewed debate about whether to rebuild shoreline sand dunes. Deaths: 14. Power outages: 2.1 million, down from 2.7 million.
Traffic choked city streets as residents tried to return to work in a New York City whose subway system remained crippled. Schools closed all week. Two of three major airports in metropolitan area re-opened with limited flights. Limited commuter rail service resumed and limited subway service is resuming Thursday. Utilities say it could be days before power is fully restored in the city and on Long Island. Deaths: 30, including 22 in New York City. Power outages: 1.9 million, down from 2.2 million.
The search continued off the coast for the captain of a tall ship that sank as Sandy headed north. Parts of western North Carolina saw continued snow. Deaths: 2.
High winds uprooted trees in northern Ohio. Schools closed and major commuter arteries along Lake Erie flooded. Deaths: 2. Power outages: 160,000, down from more than 250,000.
The core of Sandy made its way north through western Pennsylvania into western New York, causing wind and flooding that closed roads. Deaths: 11. Power outages: 612,000, down from 1.2 million.
Residents may not be able to return to their homes for another day in some coastal communities amid power outages and impassable roads. Some schools reopened while others remained close. Power outages: About 48,000, down from more than 122,000.
A route across the Smoky Mountains closed as heavy, wet snow accumulated to as much as 2 feet.
Winds knocked down trees and power lines, and schools were closed, but damage was not as severe as feared in a state still recovering from Tropical Storm Irene. Power outages: 3,550, down from more than 10,000.
Navy sending three Virginia-based ships toward the Northeast in case they're needed to help with storm response. Utilities brought in crews to help restore power after high winds and snow. Deaths: 2. Power outages: About 29,000, down from more than 180,000.
Federal and local governments asked people to return to work Wednesday, and transit systems resumed full service. The National Mall reopened. Power outages: 70, down from 25,000.
Some areas were buried under more than a foot of snow. Eight buildings in Nicholas County — an apartment complex, a grocery store, two convenience stores, a hardwood plant and three homes — collapsed under the weight of heavy snow, but no injuries were reported. Deaths: 6. Power outages: 224,000, down from about 271,000.