feb 23, 1993 - October 1993 - January 1994
- Outbreak occurred in Orsu
- Outbreak following strong rains and floods
which had resulted in mass migration
- YF extended to Cameroon for the 2nd time in 5 years.
- Awoidemili & Eziawa communes the most affected
(AR 1.5 and 1.1 per 1,000 inhabitants respectively)
- Epidemiological peak in November.
- 1,227 cases and 415 deaths reported
- CFR 34%
- M:F sex ratio 1.3
- 42, 000 people vaccinated in Orsu