Standards for Operation of Water Resource Recovery Facilities, WEF 11

Water resource recovery facility operators and maintenance staff are responsible for the protection of the environment and public health by ensuring excellent process control and equipment function. The processes and equipment used at these facilities are very complex and require continuous training. Standards for Operation of Water Resource Recovery Facilities, WEF 11, ensures that these critical personnel have the information they need to understand each process, make informed process control decisions, and recognize the basic requirements of preventive maintenance and troubleshooting. Coverage includes: • Liquid Treatment. • Solids Treatment • Process Performance Improvements • Fundamentals of Management • Permit Compliance and Wastewater Treatment Systems • Industrial Wastes and Pretreatment • Safety • Management Information Systems – Reports and Records • Process Instrumentation • Pumping of Wastewater and Sludge • Chemical Storage, Handling, and Feeding • Utilities • Maintenance • Odor Control • Integrated Process Management • Training • Outsourced Operations Services and Public/Private Partnership

WEF's peer-reviewed standards and other publications are intended to provide information through a review of technical practices and detailed procedures that research and experience have shown to be functional and practical. These peer-review standards and other publications are essential to helping water quality professionals enhance their skills, further their technical knowledge, and advance their careers. WEF's peer-reviewed standards and other publications are intended to provide information through a review of technical practices and detailed procedures that research and experience have shown to be functional and practical. These peer-review standards and other publications are essential to helping water quality professionals enhance their skills, further their technical knowledge, and advance their careers.

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