2015, Environmental Monitoring Center (Department of Natural Resources and Environment) performance monitoring 4 waves of surface water quality in the lake. The results showed that, the rivers are polluted by signs of nutrients, especially of the river through the residential area. Price River, pollution parameters group reached the allowed limit increased from 30% to 44%, mainly physical parameters groups, organic and nutritious. Re river, groups of pollutants exceeding the permitted limit increased from 31% to 55%, increasing steadily in all 4 groups of physical parameters, organic, nutrition and microbiology.
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