Eastern us time zone

There are 9 time zones by law in the USA and its dependencies.

All three of these initialisms refer to the Eastern Time Zone, the time zone that spans from eastern Canada down to Panama. Many people mix up these three initialisms every day. The reason there are three different initialisms for the same time zone is because of Daylight Saving Time, which is a clock-changing practice observed in many countries around the world. The purpose of Daylight Saving Time is to ensure that darkness falls later in the winter. On the first Sunday of November, the clock gets set back one hour, and on the second Sunday of March, the clock gets set forward one hour. ET stands for Eastern Time. There are nine standard time zones in the United States.

Eastern us time zone

Places that use:. On the second Sunday in March, at a. EST, clocks are advanced to a. EDT leaving a one-hour gap. On the first Sunday in November, at a. EDT, clocks are moved back to a. EST, which results in one hour being duplicated. Southern parts of the zone in Panama and the Caribbean , however, do not observe daylight saving time. The easternmost and northernmost counties in Kentucky were added to the zone in the s, and in most of the state went Eastern. In March , the Florida Legislature passed a bill requesting authorization from Congress for year-round daylight saving time, which would effectively put Florida on Atlantic Standard Time year-round except for west of the Apalachicola River , which would be on Eastern Standard Time year-round. For those in the United States, daylight saving time for the Eastern Time Zone was introduced by the Uniform Time Act of , which specified that daylight saving time would run from the last Sunday of April until the last Sunday in October. Later, the Energy Policy Act of extended daylight saving time in the United States, beginning in Since then, local times change at a. EST to a. EDT on the second Sunday in March, and return from a.

Decatur Daily. EST, clocks are advanced to a.

.

It can get confusing when arranging a time to get with someone in a different time zone in the U. But when there are two different time zones in the same state, as is the case in Florida, things can get even more interesting. And one Florida county actually is split into two time zones. Let's try to ignore the added confusion when the time changes to and from daylight saving time. Here's what you should know about time zones in the United States.

Eastern us time zone

Sounds crazy, right? However, time zones have been created for a wide variety of social, legal, and commercial reasons. To keep track of time around the planet, countries adhere to certain time zones. Truth be told, it is very helpful for countries and people who do business together and who conduct all sorts of other activities together to keep the same time. Because of this fact, time zones usually follow the boundaries of countries or regions although there are curious exceptions to this. It may sound confusing, but think of it this way: while both stand for the exact time at the zero longitude, UTC is the standard, and GMT is the time zone. All time zones around the world are UTC plus or minus some time usually one or more hours. Anything that is West from the zero longitude will have a minus offset, and anything that is East will have a plus offset. The offset is usually one or more whole hours, but there are countries with offsets of 30 minutes India, for example and even 45 minutes Nepal, for example.

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Check every email, essay, or story for grammar mistakes. National Research Council Canada. EST on the first Sunday in November. A 12th Time Zone? Multiple Time Zones. Southern parts of the zone in Panama and the Caribbean , however, do not observe daylight saving time. Archived from the original on March 10, The boundary between Eastern and Central is set forth at 49 C. Speculative Fiction Author. ET stands for Eastern Time. The above time zones are used during other parts of the year. In other projects. EST to a. None of those areas are in the Eastern Time Zone. For those in the United States, daylight saving time for the Eastern Time Zone was introduced by the Uniform Time Act of , which specified that daylight saving time would run from the last Sunday of April until the last Sunday in October.

There are 9 time zones by law in the USA and its dependencies. However, adding the time zones of 2 uninhabited US territories, Howland Island and Baker Island , brings the total count to 11 time zones.

This article is about time zone in the Americas. In Canada, daylight saving time begins and ends on the same days and at the same times as it does in the United States. Download as PDF Printable version. Retrieved January 10, In March , the Florida Legislature passed a bill requesting authorization from Congress for year-round daylight saving time, which would effectively put Florida on Atlantic Standard Time year-round except for west of the Apalachicola River , which would be on Eastern Standard Time year-round. There are nine standard time zones in the United States. EDT to a. In addition, Alaska , Hawaii , and 5 US dependencies all have their own time zones. There are 9 time zones by law in the USA and its dependencies. Hidden categories: Webarchive template wayback links Articles with short description Short description is different from Wikidata Use mdy dates from June All articles with unsourced statements Articles with unsourced statements from June Places that use:. They will become active again after the next clock change as Daylight Saving Time begins or ends.