再生水补给河道周边水体特征——以北京潮白河顺义段为例
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姜瑞雪, 韩冬梅, 宋献方, 杨丽虎, 李炳华
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Impacts of reclaimed water recharge to a river channel on ambient water bodies: A case study of the Chaobai River in Beijing
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JIANG Ruixue, HAN Dongmei, SONG Xianfang, YANG Lihu, LI Binghua
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表1 再生水、地表水和浅层地下水水样的水化学参数统计
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Table 1 Statistics of hydrochemical parameters of reclaimed water, surface water, and shallow groundwater
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| pH | TDS
/(mg/L) | TH
/(mg/L) | K+
/(mg/L) | Na+
/(mg/L) | Ca2+
/(mg/L) | Mg2+
/(mg/L) | Cl-
/(mg/L) | SO42-
/(mg/L) | HCO3-
/(mg/L) | | 再生水 | | 极小值 | 7.4 | 407.0 | 207.0 | 2.4 | 54.4 | 45.2 | 18.4 | 69.5 | 12.2 | 164.0 | | 极大值 | 8.4 | 624.0 | 306.0 | 20.3 | 118.0 | 87.4 | 24.6 | 122.0 | 150.0 | 299.0 | | 均值 | 8.0 | 566.2 | 242.8 | 13.5 | 87.6 | 60.7 | 22.0 | 91.7 | 96.9 | 225.0 | | 标准差 | 0.2 | 61.0 | 24.3 | 4.2 | 15.5 | 10.5 | 2.0 | 14.4 | 36.8 | 39.1 | | 变异系数/% | 3.1 | 10.8 | 10.0 | 30.9 | 17.7 | 17.3 | 9.1 | 15.7 | 37.9 | 17.4 | | 地表水 | | 极小值 | 7.5 | 235.0 | 95.8 | 1.8 | 22.9 | 14.7 | 10.8 | 27.0 | 45.7 | 73.2 | | 极大值 | 9.5 | 639.0 | 287.0 | 20.3 | 125.0 | 84.2 | 29.5 | 113.0 | 171.0 | 336.0 | | 均值 | 8.2 | 485.5 | 189.0 | 13.0 | 80.0 | 41.3 | 20.0 | 83.0 | 98.8 | 193.9 | | 标准差 | 0.3 | 94.0 | 48.9 | 3.8 | 18.8 | 16.8 | 3.6 | 15.4 | 22.3 | 53.4 | | 变异系数/% | 4.0 | 19.4 | 25.9 | 29.6 | 23.5 | 40.5 | 18.0 | 18.5 | 22.5 | 27.6 | | 浅层地下水 | | 极小值 | 7.1 | 210.0 | 50.9 | 0.8 | 35.1 | 8.5 | 7.9 | 50.2 | 0.1 | 36.8 | | 极大值 | 8.8 | 1020.0 | 683.0 | 19.2 | 120.0 | 184.0 | 52.4 | 130.0 | 186.0 | 554.0 | | 均值 | 7.9 | 455.2 | 231.5 | 3.7 | 65.2 | 56.0 | 21.7 | 84.5 | 53.7 | 269.7 | | 标准差 | 0.4 | 131.3 | 105.6 | 3.4 | 16.9 | 29.5 | 8.8 | 16.0 | 38.3 | 104.4 | | 变异系数/% | 4.7 | 28.8 | 45.6 | 92.8 | 25.9 | 52.7 | 40.6 | 19.0 | 71.3 | 38.7 |
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