This African swine fever update covers the period from November 13 to November 26, 2020. It is a summary of all Immediate Notifications (INs) and Follow-up reports (FURs) submitted to the OIE by countries in the region to report the occurrence of the disease since 2018. A classification of the affected population (by backyard and farmed swine, and wild boar) was made considering their different roles in the epidemiology of the disease.
Korea (Rep of):
2 FURs: notifying 21 new outbreak affecting wild boar. The latest report is available here.
1 FUR: notifying 1 new outbreak affecting backyard swine. The latest report is available here.
2 FUR: notifying 5 outbreaks, 1 in backyard swine and 4 in wild boar. The latest report is available here.
The distribution of the ongoing outbreaks is represented in the map (figure 1).
Since the 1st occurrence of ASF in China (People’s Rep. of) on August the 1st, 2018, the disease has spread to Mongolia (January, 2019)., Vietnam (February, 2019), Cambodia (March, 2019), Hong Kong (SAR-PRC) (May, 2019), Korea (Dem. People’s Rep.) (May, 2019), Laos (June, 2019), Myanmar (August, 2019), Philippines (July, 2019), Korea (Rep. of) (September, 2019), Timor-Leste (September, 2019), Indonesia (November, 2019), Papua New Guinea (March, 2020), and more recently in India (May, 2020). Moreover, Russia reported an ASF event in the East side of the country (bordering China (People’s Rep. of)), in August 2019.
Cambodia: since the first occurrence of the disease, 13 outbreaks have been reported in five different administrative divisions. All outbreaks have been reported as resolved.
China (People’s Rep. of): since the first occurrence in the country (August 1, 2018), 186 outbreaks have been reported in 31 different administrative divisions, from which 166 have been resolved. Currently, 20 outbreaks in 9 different administrative divisions are still ongoing in China (People’s Rep. of).
Hong Kong (SAR-PRC): since the first occurrence of the disease on May 2, 2019, three outbreaks have been notified. The virus was detected in tissue samples collected from pigs in the slaughterhouse, as part of the surveillance system in place. All the ASF events in the country have been resolved.
India: the country reported the first occurrence of the disease on May 21, 2020. The event was confirmed the 18 May, but the firsts outbreaks started on January 26, 2020. Eleven outbreaks are currently ongoing, all of them in the Northeast Region of the country (corner between China, Myanmar, Bhutan, and Bangladesh).
Indonesia: the first occurrence of the disease was notified on December 17, 2019. In total, 521 outbreaks in backyard pig farms were reported in Sumatera Utara Province. The disease was detected following reports of an increase of pig deaths on early September. Official tests identified the presence of African swine fever on November 18.
Korea (Dem. People’s Rep. of): notified the first occurrence of the disease in the country on May 30, 2019. No update has been submitted since then.
Korea (Rep. of): the country reported the first occurrence of the disease on September 18, 2019. Currently, 764 outbreaks are ongoing in the country. Three administrative divisions have been affected (Gyeonggi-Do, Incheon Metropolitan City, Gangwon-Do).
Laos: since the first occurrence of ASF in the country on June 20, 2019, 151 outbreaks have been reported in eighteen different administrative divisions. On August 10, the country submitted final reports for all events previously ongoing, the outbreaks were reported as resolved on December 30, 2019. On November 9, the country reported the first occurrence of the disease in Xayabury (the only administrative division still free from ASF in the country).
Myanmar: The disease was first reported in the country on August 14 (the event started August 1, 2019). Six outbreaks have been reported in Shan State while the first outbreak was notified in Kachin State on March 4. On July 9, 2020 a new outbreak was notified in Kayah State. The event was reported as resolved on October 9, 2020. On November 7 the recurrence of the disease in Sagaing has been reported in backyard swine, with two outbreaks currently ongoing
Mongolia: all ASF events have been resolved. In total, 11 outbreaks occurred in the country since first occurrence in January 2019.
Papua New Guinea: the disease was notified on March 30, 2020. The event started on March 5 and was confirmed the 25th March. Four outbreaks are currently ongoing in the country.
Philippines: the country notified the first occurrence of the disease on September 2019. In total, 303 outbreaks are ongoing in 27 administrative divisions. The event started on July 25, 2019 but was only confirmed on August 30.
Russia: the disease was reported in Russia for the first time in 2007. Most recently, the disease was notified in four administrative divisions (Amurskaya Oblast, Khabarovskiy Kray, Primorskiy Kray, Yevreyskaya Avtonomnaya Oblast) bordering China (People’s Rep. of) and in one administrative division (Zabajkal`Skij Kray) bordering Mongolia. Sixteeen outbreaks are still ongoing within this ASF event. To have a view of the total outbreaks ongoing in the country, please refer to the latest OIE global update on ASF here.
Timor-Leste: the disease first occurred in the country on September 09, 2019 and was confirmed on September 26. A total of 126 outbreaks are currently ongoing in the country.
Vietnam: in total, 8,976 outbreaks have been notified in all 63 administrative divisions since the first occurrence of the disease in the country (February 1, 2019). A total of 1,475 outbreaks are currently reported as ongoing. Clusters of up to 491 outbreaks have been reported.
The impact of African swine fever in Asia since 2018 is detailed in table 1. It shows the total outbreaks, administrative divisions affected and cumulative number of animal losses (backyard and farmed swine) by country.
NOTE: The losses are calculated based on the sum of dead and culled animals in the infected farm or backyard premises notified within the outbreaks. However, the OIE does not collect quantitative information on additional control measures applied in response to the outbreaks (for example preventative culling in a zone around an outbreak.