The water quality of the XiQuanyan Reservoir was investigated and analyzed. According to the monitoring data of different water season, the TIL （ ∑ ） of the XiQuanyan Reservoir was between 40 and 60, which showed that the water quality of XiQuanyan Reservoir was between nearly - eutrophication and eutrophication.%通过对西采眼水库水质进行调查分析，综合不同水期的监测数据得出分析结果：西泉眼水库的TIL（∑）值在40—60之间，表明水库水质污染介于中营养与轻度富营养之间。
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