African swine fever,
South Africa
Information received on 02/09/2020 from Dr Bothle Michael Modisane, Chief Director , Department of Agriculture, Forestry and Fisheries, Animal Production and Health, PRETORIA, South Africa
Report type Follow-up report No. 2
Date of start of the event 22/04/2020
Date of confirmation of the event 06/05/2020
Report date 02/09/2020
Date submitted to OIE 02/09/2020
Reason for notification Recurrence of a listed disease
Date of previous occurrence 24/02/2020
Manifestation of disease Clinical disease
Causal agent African swine fever virus
Nature of diagnosis Clinical, Laboratory (advanced), Necropsy
This event pertains to the whole country
Related reports Immediate notification (10/05/2020)
Follow-up report No. 1 (30/06/2020)
Follow-up report No. 2 (02/09/2020)
Follow-up report No. 3 (23/10/2020)
New outbreaks (1)
Outbreak 1 (ASF_ECP_2020_005) ASF_ECP_2020_005, Mnquma, Eastern Cape Province
Date of start of the outbreak 06/08/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Village
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Swine 50 7 7 0 0
Summary of outbreaks Total outbreaks: 1
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Swine 50 7 7 0 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Swine 14.00% 14.00% 100.00% 14.00%
*Removed from the susceptible population through death, destruction and/or slaughter
Source of the outbreak(s) or origin of infection
  • Unknown or inconclusive
Epidemiological comments Outbreak falls outside South Africa's ASF control zone. Coordinates modified to protect confidentiality as required by South African Legislation.
Control measures
Measures applied
  • Movement control inside the country
  • Screening
  • Quarantine
  • Zoning
  • Vaccination prohibited
  • No treatment of affected animals
Measures to be applied
  • No other measures
Diagnostic test results
Laboratory name and type Species Test Test date Result
Agricultural Research Council - Onderstepoort Veterinary Research (OIE Reference Laboratory) Swine polymerase chain reaction (PCR) 06/05/2020 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations