STUDY ON POLLUTION AND PROPOSED SOLUTIONS PROTECTING WATER QUALITY IN LOCAL AREA OF XUAN LOC DISTRICT, DONG NAI PROVINCE

Abstract

Xuan Loc district, Dong Nai province have an important role in the process of building socioeconomic development of the locality. In recent years, the speed of economic development has accelerated, coupled with the development process will be bouncing. Negative impacts, affecting the resources and environment in the area. The study on the current status of pollution, identifying sources of pollution and propose solutions to prevent and limit negative impacts on the environment of Xuan Loc district, Dong Nai province is necessary and urgent. Based on the method of measurement, sampling for analyzing the current state of the environment, calculating the water quality index, gathering information from the questionnaire, calculating the pollutant discharge load of the waste sources: pig raising, research results show that surface water quality of Xuan Loc district shows signs of pollution of organic matter (BOD5, COD), nutrients (Nitrite, Nitrate, Ammonium, Phosphate) and microorganisms (Coliform). In the dry season, the pollution parameters are higher than the rainy season. In fact, pig farming is the most polluting and polluting discharge source and is several times more than other sources. From the results of the survey, analysis and research papers, there are practical solutions to minimize, prevent and limit bad impacts on the environment in Xuan Loc district, Dong Nai province.