The sixth edition of the Water Environment Federation's flagship manual, Operation of Municipal Wastewater Treatment Plants - MOP 11 is now available. This newly revised edition integrates the experiences, current practices, and innovations from thousands of wastewater treatment plants. Updated to reflect the latest trends, regulations and technologies, this three-volume manual aims to be the principal reference source for beginners or veterans in the wastewater field. In response to requests by WEF members and book buyers, individual chapters can be downloaded, printed, and combined in a binder to "build your own operations manual". Now you can download only those chapters specific to your needs.

You may also download at no charge the volume covers, the frontmatter, the introduction, list of symbols and acronyms, conversion factors, glossary, and index to the sixth edition.

Also available as a three-volume, hard cover manual, or a manual and workbook set.