Standards for Design of Water Resource Recovery Facilities, WEF 8


WEF 8 Cover-sized.jpgRegulation, investment, and engineering drive the demand for information. Based on the expertise of hundreds of water quality experts, Standards for Design of Water Resource Recovery Facilities (WEF Standard 8-23, or WEF 8) puts critical design information at one’s fingertips with concise tables and bulleted lists. WEF 8 consolidates key design parameters from a number of references into one easy-to-use set of standards. 

WEF 8 is intended for seasoned design professionals familiar with wastewater resource recovery concepts, the design process, facility operations, and the regulatory basis of water pollution control. This timely, trusted reference will serve as a design tool to quickly identify the most relevant design criteria for the more commonly used water resource recovery operations and processes. 


Standards for Design of Water Resource Recovery Facilities, WEF 8 includes 

  • Timely, accessible information 
  • Consolidates key water resource recovery facility design parameters from a number of references into one easy-to-use set of standards 
  • Based on the expertise of hundreds of water quality experts 
  • An indispensable resource for design professionals 

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Table of Contents  

  • Chapter 1 Introduction
  • Chapter 2 Raw Wastewater Characterization
  • Chapter 3 Preliminary Treatment
  • Chapter 4 Primary Treatment
  • Chapter 5 Biological Treatment
  • Chapter 6 Physical and Chemical Processes for Advanced Wastewater Treatment
  • Chapter 7 Sidestream Treatment
  • Chapter 8 Natural Systems
  • Chapter 9 Disinfection
  • Chapter 10 Solids Management, Storage, and Transport
  • Chapter 11 Chemical Conditioning
  • Chapter 12 Solids Thickening
  • Chapter 13 Dewatering
  • Chapter 14 Stabilization
  • Chapter 15 Thermal Processing
  • Chapter 16 Odor and Air Emissions Control


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More than 16,000 publicly owned water resource recovery facilities operate in the United States. Skilled engineers and operators work together to ensure new and updated facilities continue to protect public health and the environment.

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Biosolids Resource Recovery

Through biosolids management, solid residue from wastewater treatment is processed to reduce or eliminate pathogens and minimize odors, forming a safe, beneficial agricultural product. Biosolids are carefully monitored and must be used in accordance with regulatory requirements.

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