African swine fever,
Information received on 09/09/2019 from Dr Enrico Garzon, Assistant Secretary for Livestock, Bureau of Animal Industry, Department of Agriculture, Quezon City, Philippines
Report type Immediate notification
Date of start of the event 25/07/2019
Date of confirmation of the event 30/08/2019
Report date 09/09/2019
Date submitted to OIE 09/09/2019
Reason for notification First occurrence of a listed disease in the country
Causal agent African swine fever virus
Nature of diagnosis Clinical, Laboratory (advanced), Necropsy
This event pertains to a defined zone within the country
Related reports Immediate notification (09/09/2019)
Follow-up report No. 1 (30/10/2019)
Follow-up report No. 2 (04/11/2019)
Follow-up report No. 3 (27/01/2020)
Follow-up report No. 4 (28/01/2020)
Follow-up report No. 5 (29/01/2020)
Follow-up report No. 6 (30/01/2020)
Follow-up report No. 7 (12/02/2020)
Follow-up report No. 8 (26/03/2020)
Follow-up report No. 9 (11/05/2020)
Follow-up report No. 10 (26/06/2020)
Follow-up report No. 11 (21/09/2020)
Follow-up report No. 12 (24/09/2020)
New outbreaks (7)
Outbreak cluster 1 Province of Rizal, San Jose, San Isidro, Macabud, Geronimo, San Rafael, Mascap, Cupang, Rodriguez and Antipolo, Rizal (7 outbreaks)
Date of start of the outbreak 25/07/2019
Outbreak status Resolved (31/12/2019)
Epidemiological unit Village
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Swine 7941 536 525 7416 0
Affected population Mostly backyard farms.
Summary of outbreaks Total outbreaks: 7
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Swine 7941 536 525 7416 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Swine 6.75% 6.61% 97.95% 100.00%
*Removed from the susceptible population through death, destruction and/or slaughter
Source of the outbreak(s) or origin of infection
  • Unknown or inconclusive
  • Illegal movement of animals
  • Swill feeding
  • Fomites (humans, vehicles, feed, etc.)
Epidemiological comments Suspected swill feeding, then spread through illegal movement of already sick pigs that were being sold at a lower price.
Control measures
Measures applied
  • Movement control inside the country
  • Surveillance outside containment and/or protection zone
  • Surveillance within containment and/or protection zone
  • Screening
  • Quarantine
  • Official destruction of animal products
  • Official disposal of carcasses, by-products and waste
  • Stamping out
  • Zoning
  • Disinfection
  • Ante and post-mortem inspections
  • Vaccination permitted (if a vaccine exists)
  • No treatment of affected animals
Measures to be applied
  • Traceability
Diagnostic test results
Laboratory name and type Species Test Test date Result
Animal Disease Diagnostic and Reference Laboratory (ADDRL) (National laboratory) Swine real-time PCR 16/08/2019 Positive
The Pirbright Institute (OIE Reference Laboratory) Swine real-time PCR 30/08/2019 Positive
The Pirbright Institute (OIE Reference Laboratory) Swine virus isolation Pending
The Pirbright Institute (OIE Reference Laboratory) Swine virus sequencing Pending
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations