Lab Manual

The Nebraska Water Environment Association's 2000 edition of the"Laboratory Practices Manual for Wastewater Treatment Facilities" is now available.

The Terms and Conditions of Use are available as well as printable and downloadable version in pdf format.

Download time will vary based on your computer and internet connection speeds.

Click here to download the Lab Manual in pdf Format (751K).

The entire manual by sections is available in html format below or contact This e-mail address is being protected from spambots. You need JavaScript enabled to view it , Publications Committee Chair, to obtain a hard copy.

Lab Manual by Section - Table of Contents

• Introduction
• Laboratory Safety
• Quality Control / Quality Assurance
• Sampling and Preservation
• Temperature
• pH
• Dissolved Oxygen (DO)
• Biochemical Oxygen Demand (BOD5) and Carbonaceous Biochemical Oxygen Demand (CBOD)
• Total Suspended Solids (TSS) and Volatile Suspended Solids (VSS)
• % Total Solids, % Volatile Total Solids
• Settleable Solids
• Turbidity
• Specific Oxygen Uptake Rate (SOUR)
• Glossary of Common Laboratory Terms

This document has been prepared by the Nebraska Water Environment Association (NWEA) for the sole use of its members, and is provided to other parties for information purposes only. Any use of this manual is at the individual's own risk. Further, any user of this document shall indemnify and hold harmless each member of the NWEA and/or officer of the Association against any and all expenses and liabilities, including attorney's fees, or any settlement thereof, incurred by or imposed upon any officer, member, or former member arising out of any use or reference to this document.