[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"news-1000000000000002457":3,"session-user":16,"\u002Fapi\u002Fnews\u002Flist?categoryId=1000000000000000012&orderByColumn=publishTime&isAsc=desc&pageSize=5":17},{"id":4,"articleNo":5,"categoryId":6,"categoryName":7,"title":8,"summary":9,"content":10,"publishTime":11,"isTop":12,"isHot":12,"isRecommend":12,"viewCount":13,"collectCount":14,"updateTime":11,"contentHtml":15},"1000000000000002457","q458","1000000000000000012","水文地质","《地下水环境背景值统计表征技术指南（试行）》应用情景有哪些？如何应用？","# 《地下水环境背景值统计表征技术指南（试行）》应用情景有哪些？如何应用？","# 《地下水环境背景值统计表征技术指南（试行）》应用情景有哪些？如何应用？\n\n一是地下水型饮用水水源、国家地下水环境质量考核点位或地下水污染源所在区域地下水天然化学组分超标成因分析判定。当调查范围内无任何历史遗留污染地块或在产企业等污染源，或当有证据表明人为因素导致地下水超标时，则无需开展地下水环境背景值统计表征工作。二是涉及高背景值地区天然化学组分的地下水污染修复目标值合理确定。\n\n用于超标成因分析判定时，如某个统计单元内的地下水超标指标数值不高于其背景值上限，可判定超标主要是受地质背景影响；反之可判定主要受人为因素影响，应进一步开展污染源排查和污染溯源、断源等工作。\n\n用于地下水污染修复目标值确定时，如通过风险评估等方式确定的修复目标值低于区域地下水环境背景值上限，可将背景值上限作为修复目标值。","2024-04-10T16:58:52+08:00","N",548,0,"\u003Ch1>《地下水环境背景值统计表征技术指南（试行）》应用情景有哪些？如何应用？\u003C\u002Fh1>\n\u003Cp>一是地下水型饮用水水源、国家地下水环境质量考核点位或地下水污染源所在区域地下水天然化学组分超标成因分析判定。当调查范围内无任何历史遗留污染地块或在产企业等污染源，或当有证据表明人为因素导致地下水超标时，则无需开展地下水环境背景值统计表征工作。二是涉及高背景值地区天然化学组分的地下水污染修复目标值合理确定。\u003C\u002Fp>\n\u003Cp>用于超标成因分析判定时，如某个统计单元内的地下水超标指标数值不高于其背景值上限，可判定超标主要是受地质背景影响；反之可判定主要受人为因素影响，应进一步开展污染源排查和污染溯源、断源等工作。\u003C\u002Fp>\n\u003Cp>用于地下水污染修复目标值确定时，如通过风险评估等方式确定的修复目标值低于区域地下水环境背景值上限，可将背景值上限作为修复目标值。\u003C\u002Fp>\n",null,{"items":18,"total":54,"pageNum":55,"pageSize":56},[19,26,33,40,47],{"id":20,"articleNo":21,"categoryId":6,"categoryName":7,"title":22,"summary":23,"publishTime":24,"isTop":12,"isHot":12,"isRecommend":12,"viewCount":25,"collectCount":14,"updateTime":24},"1000000000000002620","q621","土壤污染状况调查中，布点采样代表性不足是普遍问题，在复杂工业场地如何优化布点策略，提高调查精度同时降低成本？？","土壤污染状况调查中，布点采样代表性不足是普遍问题，在复杂工业场地如何优化布点策略，提高调查精度同时降低成本？","2026-04-21T16:39:10+08:00",64,{"id":27,"articleNo":28,"categoryId":6,"categoryName":7,"title":29,"summary":30,"publishTime":31,"isTop":12,"isHot":12,"isRecommend":12,"viewCount":32,"collectCount":14,"updateTime":31},"1000000000000002618","q619","如何在全生命周期内保证监测数据真实反映污染变化趋势？","地下水监测井在长期运行中易出现淤堵、干扰、代表性下降等问题，如何在全生命周期内保证监测数据真实反映污染变化趋势？","2026-04-13T22:52:48+08:00",52,{"id":34,"articleNo":35,"categoryId":6,"categoryName":7,"title":36,"summary":37,"publishTime":38,"isTop":12,"isHot":12,"isRecommend":12,"viewCount":39,"collectCount":14,"updateTime":38},"1000000000000002617","q618","如何实现精准封堵与高效修复？？","岩溶、裂隙发育地区地下水连通性强、污染迁移快，常规布井、修复技术难以奏效，企业在这类复杂地质条件下，如何实现精准封堵与高效修复？？","2026-04-13T22:52:11+08:00",48,{"id":41,"articleNo":42,"categoryId":6,"categoryName":7,"title":43,"summary":44,"publishTime":45,"isTop":12,"isHot":12,"isRecommend":12,"viewCount":46,"collectCount":14,"updateTime":45},"1000000000000002613","q614","现在监测数据很多，但污染羽追踪、风险预警、动态模拟在项目上真正能用起来的很少，阻碍技术落地的核心是什么？","现在监测数据很多，但污染羽追踪、风险预警、动态模拟在项目上真正能用起来的很少，阻碍技术落地的核心是什么？？","2026-04-09T09:28:37+08:00",63,{"id":48,"articleNo":49,"categoryId":6,"categoryName":7,"title":50,"summary":51,"publishTime":52,"isTop":12,"isHot":12,"isRecommend":12,"viewCount":53,"collectCount":14,"updateTime":52},"1000000000000002612","q613","土壤与地下水协同管控在实操中怎么真正落地，而不是形式上满足指标？","目前很多地块土壤达标但地下水仍存在风险反弹，现场评审和验收时，土壤与地下水协同管控在实操中怎么真正落地，而不是形式上满足指标？","2026-04-09T09:27:57+08:00",71,45,1,5]