Abstract: This research aimed to study the effect of training on flood and landslide preventing and solving by Applied Geo Information Technology of the local government officer at Uttaradit province Thailand to comparing their knowledge awareness before and after training. The sample composed of 39 peoples of the local government officers in Uttaradit province which have been selected by a purposive sampling technique. The research design was just one group pre-test and post-test. The data collection was analyzed by mean, standard deviation and testing hypothesis by t-test. The study results are as following: The result of this study showed that total knowledge awareness and practical on flood and landslide preventing and solving of the local government officer after training was rated higher that before training (p<0.05).