Study results showed that the province SA kaeo has a total area of 4,496,961 Rai drought that occurred in the province of SA kaeo, came mainly from the use of water resources for agriculture, thus causing water shortages and caused a rain of less than normal or seasonal rain is required for a period much longer than usual, and covers an area of wide, causing a shortage of drinking water, water use. Water shortages cause plant does not grow normally, damage and deforestation. To change an environment is one that affects the change of climate elements such as rain, temperature and moisture, however, water resources are limited, and most rewarding, it can help reduce the occurrence of drought.as well