Quantity, composition and destination of sewage sludge from companies and institutions (01-01-2013-01-01-2017)

This database contains figures from the waste water treatment plants of private companies (awzi &s). Wastewater treatment creates a residual product, the sewage sludge. The quantity, composition and destination of the sewage sludge released is included in this file. More information on how to access the data: > https://www.cbs.nl/nl-nl/onze-diensten/maatwerk-en-microdata/microdata-zelf-onderzoek-doen ### Methodology After refinement and imputation, increase will take place at SBI sub-department level (3-digit) by comparing the results of the survey & #039; corporate waste ' Under CBS confidentiality requirements, the results by economic activity (SBI) may only be published at department level (2-digit) or higher. The exception is the food industry (SBI 2008 code 10), because it can be published at a lower level. ### Population Private waste water treatment plants (awzi &s) at companies and institutions本数据库收录了私营企业污水处理厂（awzi & s）的相关图表数据。污水处理流程会产生剩余产物——污泥，本文件涵盖了所排放污泥的产量、组成成分及处置去向信息。 关于数据获取的更多详情，请参阅： > https://www.cbs.nl/nl-nl/onze-diensten/maatwerk-en-microdata/microdata-zelf-onderzoek-doen ### 研究方法 在完成精细化处理与缺失值插补后，将通过对比「企业废弃物」专项调查的结果，按荷兰标准产业分类（SBI，Standard Industrial Classification）三级子部门维度开展数据扩增工作。根据荷兰中央统计局（CBS）的保密要求，按经济活动（SBI）分类的统计结果仅可按二级部门及以上层级发布。食品工业（SBI 2008编码10）属于例外情形，可按更低层级发布统计结果。 ### 研究总体 企业及机构所属的私营污水处理厂（awzi & s）