枣庄矿区生活饮用水综合治理效果分析

目的]了解矿区居民生活饮用水供水治理的效果。方法]2004～2007年,对枣庄矿业集团公司所属煤矿(单位)居民生活饮用水实施综合治理,并与治理前(2001～2003年)的饮用水供水管理和水质(游离余氯、细菌总数、大肠菌群、总硬度、溶解性总固体、硫酸盐、硝酸盐氮)检测情况进行比较。结果]治理前合计检测水样672份,治理期间合计检测水样896份。各项指标均合格者所占比例,治理前和治理期间分别为8.04%、51.56%(P0.01);项次合格率,治理前与治理期间分别为48.45%、87.80%(P0.01);游离余氯、细菌总数、大肠菌群、总硬度、溶解性总固体、硫酸盐、硝酸盐氮合格率,治理前为8.04%～81.85%,治理期间为41.96%～100.00%,均为治理期间高于治理前(P0.01)。治理前监测水厂168户次,治理期间监测水厂224户次,水源地防护、供水设施配套、卫生管理、水质加氯消毒各项指标的合格率,治理期间均高于治理前(P0.01)。结论]对饮用水实施综合治理的效果明显。

Analysis of the Effect of Comprehensive Treatment on Drinking Water in Mining Area of Zaozhuang

Objective]To understand the effect of drinking water treatment in mining area.Methods]Comprehensive treatment of drinking water was carried out in coal mine areas under the administration of Zaozhuang Mining Group Company from 2004 to 2007,the result tested for free residual chlorine,total amount of bacteria,coli group,total hardness,total dissolved solids,sulfate and nitrate nitrogen was compared before (2001-2003) and after treatment from 2004 to 2007.Results]672 and 896 water samples were tested befor...