Richter Scale Day 2017: When Is Richter Scale Day? 🗓

When is Richter Scale Day 2017? This year Richter Scale Day is celebrated on a Wednesday, April 26, 2017. In 2018, Richter Scale Day is on Thursday, April 26, 2018.

April 26 is Richter Scale Day. The unofficial holiday honors the life and work of American seismologist Charles Francis Richter.

Born on this day in 1900, Richter was the inventor of the Richter magnitude scale that measures the intensity of earthquakes.

Countdown to Richter Scale Day date is below, plus holiday history, celebration info, facts and holiday details.

When is Richter Scale Day 2017? This year Richter Scale Day is on Wednesday, April 26, 2017.


Known more commonly as the Richter scale, the scale was invented by Richter in 1935. It measures the magnitude of an earthquake on a logarithmic scale of 0 to 10. Each number on the scale refers to an event that is 10 times more powerful than an event with a number before it. This means an earthquake with a magnitude of 4 is 10 times stronger, and releases approximately 32 times more energy, than an earthquake with a magnitude of 3.

Below you will find all the details for Richter Scale Day 2017 including, are banks open, is there mail delivery and related holiday information.

Is Richter Scale Day a federal holiday?

No, Richter Scale Day is not a federal holiday. There are ten annual US federal holidays on the calendar designated by the United States Congress. The following federal holidays are established by law:

  • New Year’s Day
  • Birthday of Martin Luther King, Jr. (Third Monday in January).
  • Washington’s Birthday (Third Monday in February)
  • Memorial Day (Last Monday in May)
  • Independence Day (July 4)
  • Labor Day (First Monday in September)
  • Columbus Day (Second Monday in October)
  • Veterans Day (November 11)
  • Thanksgiving Day (Fourth Thursday in November)
  • Christmas Day (December 25)

Is Richter Scale Day a national holiday?

Richter Scale Day is not a national holiday. Unlike many other countries, there are no ‘national holidays’ in the United States because Congress only has constitutional authority to create holidays for federal institutions. Most federal holidays are also observered as state holidays.

Is Richter Scale Day a paid holiday?

No, Richter Scale Day is not a paid holiday. The Fair Labor Standards Act (FLSA) does not require payment for time not worked, such as vacations or holidays (federal or otherwise).

Does the mail run on Richter Scale Day?

Yes, there will be mail delivery on Richter Scale Day. All post offices and federal offices of any kind will be open for the holiday, which means businesses and homes will receive mail. This also counts USPS and Fedex packages. See holiday schedule on USPS and Fedex. The only time mail is not being delivered is on federal holidays, which are listed above.

Are banks open on Richter Scale Day?

Richter Scale Day is a Fun holiday, which means all federal offices, courts and most banks will be open. While most banks are open, some banks can operate on their own schedules, so it may be best to check with your local branches. U.S. stock and bond markets like the New York Stock Exchange and NASDAQ will be open. Grocery stores and malls are reportedly open.

If your bank is closed, it is still possible to conduct general banking transactions via ATM, online banking or your mobile phone. Apps and websites are running though not all normal functions may be accessed for the holiday.

Are stores open on Richter Scale Day?

On Richter Scale Day, most stores, restaurants, shopping centers, and malls are open. There are no holidays on which all businesses are closed by law. However, some stores may have shortened or extended holiday hours for the day. Stores may be operating on holiday schedule with limited or reduced hours of operation. Some businesses may be closed on in order to give their employees the day off. For restaurants, stores and other establishments specific to your area, you will have to check with the individual business.

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Richter Scale Day 2017

Holiday: Richter Scale Day
Date: April 26, 2017
Weekday: Wednesday
Holiday Type: Fun
Richter Scale Day 2018: Thursday, April 26, 2018
Richter Scale Day 2019: Friday, April 26, 2019
Richter Scale Day 2020: Sunday, April 26, 2020

Fun Holiday Fact

Did you know …that earthquakes lower than 2.

How To Celebrate Richter Scale Day

Learn more about the Richter scale and how it is used to measure the intensity of earthquakes.

Visit your local space or science museum to learn more about earthquakes and what causes them.

If you live in an earthquake-prone area, why not use to the day to run some emergency earthquake drills and ensure that your emergency supplies are up to date and easily accessible?

Disclaimer: We may get a commission from Amazon sales.

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