Effect of Mining Waste Water on Drinking Water Quality and Tumor Mortality of Villagers
- VernacularTitle:矿山废水对饮用水水质及人群肿瘤死亡的影响
- Author:
Zhijian LU
;
Xinhua YU
;
Quan HUANG
;
- Publication Type:Journal Article
- Keywords:
Sewage;
Neoplasms;
Industrial waste
- From:
Journal of Environment and Health
1992;0(05):-
- CountryChina
- Language:Chinese
-
Abstract:
Objective To evaluate the effect of mining waste water on drinking water quality and tumor mortality of villagers. Methods Analyse quality of drinking water sampled from well which only supply water to a family which the well belongs to and survey the death reasons of whole population in the polluted area and the control area. Results Mining waste water discharged by a mine contaminated the nearby river and impacted the drinking water quality of the nearby village also. Compared with the control, the concentration of lead, arsenic and mercury in drinking water of polluted area was much higher. The 5,year total mortality in polluted area and in the control was 3.09% and 1.55% respectively. Tumor mortality in polluted area was 50%, esophagus cancer mortality was 54.24%. Tumor mortality in the control area was 20% only and most tumors were liver cancer. Conclusion The adverse effect of mining waste water on drinking water quality and human health in polluted area has been seen.
