A total of 442 SAM cases and 39 deaths were reported and outbreak continued for five months. The Attack rate was 61.8/1000 population while Case Fatality Rate was 9.24%. Mothers having no formal education(AOR= 8.9, 95 CI: 3.90-20.86), Family size ≥5  (AOR= 2.59, 95% CI: 1.09-6.14), unvaccination (AOR=2.31, 95% CI: 1.98-5.423), pneumonia (AOR=3.5, 95% CI: 1.50-8.27), diarrhea (AOR =3.37, 95% CI: 1.48-7.68), unaccess to sanitation and hygiene (AOR =3.7, 95% CI: 1.54-8.96), and infrequent child feeding (AOR =4.02, 95% CI: 1.72-9.40 ) were independent factors.