Omsk Time
Encyclopedia
Omsk Time is the time zone
seven hours ahead of UTC (UTC+07:00) and 3 hours ahead of Moscow Time
(MSK+3). It is the official time in Omsk Oblast
and, , most other West Siberian regions in Russia
(although there, it is interchangeably referred to as "Novosibirsk Time", see Use below). During the northern winter, the time zone is also used in central and eastern Kazakhstan
and all of Kyrgyzstan
.
. In addition to Omsk Oblast in the Russian SFSR, it covered the eastern two thirds of Kazakh SSR
, all of Kyrgyz and Tajik
SSRs, and eastern Uzbek SSR
. This included the city of Omsk
and the capitals Alma-Ata, Frunze
(Bishkek), Dushanbe
and Tashkent
.
For two years after the collapse of the Soviet Union
, Omsk oblast remained the only region in Russia in this time zone. The newly independent Central Asian states ceased to observe daylight saving time
, while Uzbekistan and Tajikistan in addition "moved west" by adjusting the clocks one hour back.
In 1990s-2010s, Russia experienced a countrywide wave of clock shifts towards Moscow. By 2010, all Western Siberia's Moscow+4 regions moved to Moscow+3, merging into Omsk Time.
In 2011, Russia moved to year-round daylight saving time
. Instead of switching between UTC+6
in winter and UTC+7 in summer, Omsk time was permanently set to UTC+7.
or when emphasizing the traditional Moscow+3 zone, as in "Tomsk followed Novosibirsk into the Omsk Time Zone". The term "Novosibirsk Time" is more widely used in the remainder of West Siberia, enforced by the common Moscow+4 past. Outdated and incorrect information is still rampant, including one-hour-early New Year's broadcast on national TV channels for Barnaul and Tomsk.
Major cities in the Omsk Time Zone:
Time zone
A time zone is a region on Earth that has a uniform standard time for legal, commercial, and social purposes. In order for the same clock time to always correspond to the same portion of the day as the Earth rotates , different places on the Earth need to have different clock times...
seven hours ahead of UTC (UTC+07:00) and 3 hours ahead of Moscow Time
Moscow Time
Moscow Time is the time zone for the city of Moscow, Russia and most of western Russia, including Saint Petersburg. It is the second westernmost of the nine time zones of Russia. Moscow Time has been UTC+4 year-round since 27 March 2011....
(MSK+3). It is the official time in Omsk Oblast
Omsk Oblast
Omsk Oblast is a federal subject of Russia , located in southwestern Siberia. The oblast has an area of and a population of with the majority, 1.15 million, living in Omsk, the administrative center....
and, , most other West Siberian regions in Russia
Russia
Russia or , officially known as both Russia and the Russian Federation , is a country in northern Eurasia. It is a federal semi-presidential republic, comprising 83 federal subjects...
(although there, it is interchangeably referred to as "Novosibirsk Time", see Use below). During the northern winter, the time zone is also used in central and eastern Kazakhstan
Kazakhstan
Kazakhstan , officially the Republic of Kazakhstan, is a transcontinental country in Central Asia and Eastern Europe. Ranked as the ninth largest country in the world, it is also the world's largest landlocked country; its territory of is greater than Western Europe...
and all of Kyrgyzstan
Kyrgyzstan
Kyrgyzstan , officially the Kyrgyz Republic is one of the world's six independent Turkic states . Located in Central Asia, landlocked and mountainous, Kyrgyzstan is bordered by Kazakhstan to the north, Uzbekistan to the west, Tajikistan to the southwest and China to the east...
.
History
Until 1991, Omsk Time was one of the two time zones used in Soviet Central AsiaCentral Asia
Central Asia is a core region of the Asian continent from the Caspian Sea in the west, China in the east, Afghanistan in the south, and Russia in the north...
. In addition to Omsk Oblast in the Russian SFSR, it covered the eastern two thirds of Kazakh SSR
Kazakh SSR
The Kazakh Soviet Socialist Republic , also known as the Kazakh SSR for short, was one of republics that made up the Soviet Union.At in area, it was the second largest constituent republic in the USSR, after the Russian SFSR. Its capital was Alma-Ata . Today it is the independent state of...
, all of Kyrgyz and Tajik
Tajik SSR
The Tajik Soviet Socialist Republic , also known as the Tajik SSR for short, was one of the 15 republics that made up the Soviet Union. Located in Central Asia, the Tajik SSR was created on 5 December 1929 as a national entity for the Tajik people within the Soviet Union...
SSRs, and eastern Uzbek SSR
Uzbek SSR
The Uzbek Soviet Socialist Republic , also known as the Uzbek SSR for short, was one of the republics of the Soviet Union since its creation in 1924...
. This included the city of Omsk
Omsk
-History:The wooden fort of Omsk was erected in 1716 to protect the expanding Russian frontier along the Ishim and the Irtysh rivers against the Kyrgyz nomads of the Steppes...
and the capitals Alma-Ata, Frunze
Bishkek
Bishkek , formerly Pishpek and Frunze, is the capital and the largest city of Kyrgyzstan.Bishkek is also the administrative centre of Chuy Province which surrounds the city, even though the city itself is not part of the province but rather a province-level unit of Kyrgyzstan.The name is thought to...
(Bishkek), Dushanbe
Dushanbe
-Economy:Coal, lead, and arsenic are mined nearby in the cities of Nurek and Kulob allowing for the industrialization of Dushanbe. The Nurek Dam, the world's highest as of 2008, generates 95% of Tajikistan's electricity, and another dam, the Roghun Dam, is planned on the Vakhsh River...
and Tashkent
Tashkent
Tashkent is the capital of Uzbekistan and of the Tashkent Province. The officially registered population of the city in 2008 was about 2.2 million. Unofficial sources estimate the actual population may be as much as 4.45 million.-Early Islamic History:...
.
For two years after the collapse of the Soviet Union
Soviet Union
The Soviet Union , officially the Union of Soviet Socialist Republics , was a constitutionally socialist state that existed in Eurasia between 1922 and 1991....
, Omsk oblast remained the only region in Russia in this time zone. The newly independent Central Asian states ceased to observe daylight saving time
Daylight saving time
Daylight saving time —also summer time in several countries including in British English and European official terminology —is the practice of temporarily advancing clocks during the summertime so that afternoons have more daylight and mornings have less...
, while Uzbekistan and Tajikistan in addition "moved west" by adjusting the clocks one hour back.
In 1990s-2010s, Russia experienced a countrywide wave of clock shifts towards Moscow. By 2010, all Western Siberia's Moscow+4 regions moved to Moscow+3, merging into Omsk Time.
In 2011, Russia moved to year-round daylight saving time
Daylight saving time
Daylight saving time —also summer time in several countries including in British English and European official terminology —is the practice of temporarily advancing clocks during the summertime so that afternoons have more daylight and mornings have less...
. Instead of switching between UTC+6
UTC+6
UTC+06 is an identifier for a time offset from UTC of +06:00. This time is used in:-As standard time :*Bangladesh - previously used this as standard time and UTC+07:00 as daylight saving time*Bhutan...
in winter and UTC+7 in summer, Omsk time was permanently set to UTC+7.
Date | region(s) | Type of change | tzid |
---|---|---|---|
Eastern 2/3 Kazakhstan Kazakhstan Kazakhstan , officially the Republic of Kazakhstan, is a transcontinental country in Central Asia and Eastern Europe. Ranked as the ninth largest country in the world, it is also the world's largest landlocked country; its territory of is greater than Western Europe... |
leave | Asia/Almaty Asia/Almaty Asia/Almaty is a time zone identifier from the zone file of the tz database. The data is as follows: The reference point is Almaty.-Covered area :The covered area is all of Kazakhstan, except for the 5 westernmost provinces.... |
|
East Uzbekistan Uzbekistan Uzbekistan , officially the Republic of Uzbekistan is a doubly landlocked country in Central Asia and one of the six independent Turkic states. It shares borders with Kazakhstan to the west and to the north, Kyrgyzstan and Tajikistan to the east, and Afghanistan and Turkmenistan to the south.... |
leave | Asia/Tashkent | |
Kyrgyzstan Kyrgyzstan Kyrgyzstan , officially the Kyrgyz Republic is one of the world's six independent Turkic states . Located in Central Asia, landlocked and mountainous, Kyrgyzstan is bordered by Kazakhstan to the north, Uzbekistan to the west, Tajikistan to the southwest and China to the east... |
leave | Asia/Bishkek | |
Tajikistan Tajikistan Tajikistan , officially the Republic of Tajikistan , is a mountainous landlocked country in Central Asia. Afghanistan borders it to the south, Uzbekistan to the west, Kyrgyzstan to the north, and China to the east.... |
leave | Asia/Dushanbe | |
1993-05-23 | Novosibirsk Oblast Novosibirsk Oblast Novosibirsk Oblast is a federal subject of Russia located in southwestern Siberia. Its administrative and economic center is the city of Novosibirsk. Population: -Overview:... |
join | Asia/Novosibirsk Asia/Novosibirsk Asia/Novosibirsk is a time zone identifier from the zone file of the tz database. The data is as follows: The reference point is Novosibirsk.-Covered area:The covered area is Novosibirsk Oblast and Tomsk Oblast... |
1995-05-28 | Altai Krai Altai Krai Altai Krai is a federal subject of Russia . It borders with, clockwise from the south, Kazakhstan, Novosibirsk and Kemerovo Oblasts, and the Altai Republic. The krai's administrative center is the city of Barnaul... and Altai Republic Altai Republic Altai Republic is a federal subject of Russia . Its capital is the town of Gorno-Altaysk. The area of the republic is . Population: -Geography:... |
join | Asia/Omsk Asia/Omsk Asia/Omsk is a time zone identifier from the zone file of the tz database. The data is as follows: The reference point is Omsk.-Covered area :The covered area is Omsk Oblast, Altai Krai and Altai Republic.... |
2002-05-01 | Tomsk Oblast Tomsk Oblast Tomsk Oblast is a federal subject of Russia . It lies in the southeastern West Siberian Plain, in the southwest of the Siberian Federal District. Its administrative center is the city of Tomsk. Population:... |
join | Asia/Novosibirsk Asia/Novosibirsk Asia/Novosibirsk is a time zone identifier from the zone file of the tz database. The data is as follows: The reference point is Novosibirsk.-Covered area:The covered area is Novosibirsk Oblast and Tomsk Oblast... |
2010-03-28 | Kemerovo Oblast Kemerovo Oblast Kemerovo Oblast , also known as Kuzbass after the Kuznetsk Basin, is a federal subject of Russia , located in southwestern Siberia, where the West Siberian Plain meets the South Siberian mountains... |
join | Asia/Novokuznetsk Asia/Novokuznetsk Asia/Novokuznetsk is a time zone identifier from the zone file of the tz database. The data is as follows: The reference point is Novokuznetsk.-Covered area :The covered area is Kemerovo Oblast.... |
Use
Although the standard Omsk and Novosibirsk time zones are currently identical, each name is still in use depending on context, which is sometimes confusing or even contradictory. The term "Omsk Time" is mostly used in OmskOmsk
-History:The wooden fort of Omsk was erected in 1716 to protect the expanding Russian frontier along the Ishim and the Irtysh rivers against the Kyrgyz nomads of the Steppes...
or when emphasizing the traditional Moscow+3 zone, as in "Tomsk followed Novosibirsk into the Omsk Time Zone". The term "Novosibirsk Time" is more widely used in the remainder of West Siberia, enforced by the common Moscow+4 past. Outdated and incorrect information is still rampant, including one-hour-early New Year's broadcast on national TV channels for Barnaul and Tomsk.
Major cities in the Omsk Time Zone:
- BarnaulBarnaul-Russian Empire:Barnaul was one of the earlier cities established in Siberia. Originally chosen for its proximity to the mineral-rich Altai Mountains and its location on a major river, the site was founded by the wealthy Demidov family in the 1730s. In addition to the copper which had originally...
- NovosibirskNovosibirskNovosibirsk is the third-largest city in Russia, after Moscow and Saint Petersburg, and the largest city of Siberia, with a population of 1,473,737 . It is the administrative center of Novosibirsk Oblast as well as of the Siberian Federal District...
- OmskOmsk-History:The wooden fort of Omsk was erected in 1716 to protect the expanding Russian frontier along the Ishim and the Irtysh rivers against the Kyrgyz nomads of the Steppes...
- TomskTomskTomsk is a city and the administrative center of Tomsk Oblast, Russia, located on the Tom River. One of the oldest towns in Siberia, Tomsk celebrated its 400th anniversary in 2004...