Through measurements for the carbon tetrachloride(CTC) content in the soil,this paper studied the characteristics of CTC pollution in the soil near a water source well and in an electric equipment installing company,cleared the sources and channels of groundwater pollution,and analyzed the controlling factors of CTC pollution plume distribution in the soil.Continuous distributions of CTC were detected in the drill hole soil samples near the water source well and the company with a top concentration of 46.0 ...