Four. Surface soil erosion in the catchment area of some of the reservoir deterioration and erosion of soil. The water has high turbidity, color, odor, and taste it.
4. the surface soil erosion in some areas, water is powerful like the reservoir and the deterioration of soil erosion, water with high turbidity. Birth color. The smell and taste.
4. The soil collapse water in the area is some of the reservoir such as degradation and the collapse of the land will be made available to water turbidity caused high color odor and taste.