Question: What area of the U. S. did these severe blizzards, that happened during the same year as Schoolhouse Blizzard, affect?

Context paragraphs:
2006 Colorado Holiday Blizzards: The Holiday Blizzards were major storms occurring in two segments during the last two weeks of December 2006 in the Denver, Colorado area.  The blizzards occurred within a week of each other.  A subsequent storm, smaller in scope, struck the area less than week after the second blizzard, further hampering removal efforts and travel in the region.

January 25–27, 2011 North American blizzard: The January 25–27, 2011 North American blizzard was a major Mid-Atlantic nor'easter and winter storm, and a New England blizzard that affected portions of the northeastern United States and Canada.  This storm came just two weeks after a previous major blizzard had already affected most of these same areas earlier on the same month of January 2011.  The storm also came just one month after a previous major blizzard that affected the entire area after Christmas in December 2010.  This storm was the third significant snowstorm to affect the region during the 2010–11 North American winter storm season.  It was followed a few days later by another massive storm that blanketed much of the United States and Canada.

The Canton Historical Society and Museum: The Canton Historical Society and Museum located in Canton, Michigan was originally a one-room schoolhouse, which was built in 1884.  It showed clearly that the museum was built using Georgian Revival architecture.  The one-room schoolhouse was built for grades K-12, which was one of many schoolhouses in the city of Canton, MI.  This particular one-room schoolhouse was the last operating schoolhouse in Wayne County, MI, and the schoolhouse was the most popular of the schoolhouses in the area.  This old schoolhouse's fate would eventually become that of a historical society and museum for the township of Canton, MI.

Blizzards Run: Blizzards Run (also known as Blizzard Run or Blizzard's Run) is a tributary of Sechler Run in Montour County, Pennsylvania, in the United States.  It is approximately 2.6 mi long and flows through Mahoning Township and Danville.  The watershed of the stream has an area of .  The stream has two unnamed tributaries.  Several businesses were historically located along it, and there was a spring nearby in the early 1900s.

Schoolhouse Blizzard: "This article is about the blizzard in the Great Plains of the United States.  For the blizzard during the same year in the Eastern United States and Canada, see Great Blizzard of 1888."

Blizzard of January 1881: The Blizzard of January 1881 (17–18 January 1881) was one of the most severe blizzards ever to hit the southern parts of the United Kingdom.

Severe weather: Severe weather refers to any dangerous meteorological phenomena with the potential to cause damage, serious social disruption, or loss of human life.  Types of severe weather phenomena vary, depending on the latitude, altitude, topography, and atmospheric conditions.  High winds, hail, excessive precipitation, and wildfires are forms and effects of severe weather, as are thunderstorms, downbursts, lightning, tornadoes, waterspouts, tropical cyclones, and extratropical cyclones. Regional and seasonal severe weather phenomena include blizzards, snowstorms, ice storms, and duststorms.

Great Blizzard of 1888: The Great Blizzard of 1888 or Great Blizzard of '88 (March 11 – March 14, 1888) was one of the most severe recorded blizzards in the history of the United States of America.  The storm, referred to as the Great White Hurricane, paralyzed the East Coast from the Chesapeake Bay to Maine, as well as the Atlantic provinces of Canada.  Snowfalls of 20 - fell in parts of New Jersey, New York, Massachusetts, Rhode Island, and Connecticut, and sustained winds of more than 45 mph produced snowdrifts in excess of 50 ft .  Railroads were shut down and people were confined to their houses for up to a week.  Railway and telegraph lines were disabled, and this provided the impetus to move these pieces of infrastructure underground.  Emergency services were also affected.

1920 North Dakota blizzard: The 1920 North Dakota blizzard was a severe blizzard that killed 34 people from March 15–18, 1920 in the state of North Dakota.  It is considered among the worst blizzards on record in North Dakota.

1888 Northwest United States cold wave: In mid-January 1888, a severe cold wave passed through the northern regions of the Rocky Mountains and Great Plains of the United States, then considered to be the northwestern region of the nation.  It led to a blizzard for the northern Plains and upper Mississippi valley where many children were trapped in schoolhouses where they froze to death.  This tragedy became known as the Schoolhouse Blizzard, Schoolchildren's Blizzard, or The Children's Blizzard.  This cold snap and blizzard were part of a month which averaged temperatures 6–12 degrees Fahrenheit below normal across much of the northern and western United States.

Supporting paragraphs: Schoolhouse Blizzard Great Blizzard of 1888
Answer: East Coast