An outbreak of pneumonia occurred among 1,491 recruits undergoing training at the Army Recruit Training Center, Port Dickson, Negeri Sembihxn, between july to August 2000. They had reported for training 2 weeks before and were placed in new modern concrete 4 floors buiMing with well ventilated dorm. A total of 70 recruits were ajjfected and one died. The attack rate was 4.7% and the case fatality rate was 1.4%. The outbreak ajfected recruits from all the jive companies; J (21/299,
30.0%) , G (19/298, 27.1 %), I (14/298, 20.0%), H (13/298, 18.6%) and F (3/298, 4.3%) . The main presenting symptoms were fever (68/70, 97.1%), cough (62/70, 88.6%), and chest pain (35/70, 50 .0%) . This was a common site outbreak with the mode of spread from person to person through infected droplet. The outbreak has three peaks, which was at lst, 4th and 6th week respectively and lasted for eight weeks. The organisms isobted through blood culture were Streptococcal pneumoniae and Klebsiella pneumoniae. All the cases were managed and treated as in-patients at four dijjferent hospitals depending on the severity of the illness. The main control activities carried out were separation of ill recruits from the healthy, reducing the number of recruits in the dormitories and encourage recruits to drink a lot of water while in training.