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July 16, 2020

This post contains two sections with Section 1 covering Wastewater Solids production and Section 2 describing Influent Wastewater Characteristics.

Section 1: Wastewater Solids

It can be helpful to quickly estimate solids production in wastewater. Certainly, each wastewater treatment plant and its collection system, with variable ratios...

May 10, 2020

The organic strength of wastewater is measured in three ways: 1) as 5-day biochemical oxygen demand (BOD5), 2) chemical oxygen demand (COD), and/or 3) total organic carbon. Typically, municipal wastewater treatment plants will use BOD5 as a measure of the organic concentration into, and through, the wastewater plant. Industrial wastew...

February 11, 2019

The following is quoted from W. Wesley Eckenfelder, Jr. in his excellent textbook “Industrial Water Pollution Control”, Third Edition, 2000.

Waste Characteristics—Estimating the Organic Content

Although the interpretation of most of the waste characteristics is straightforward and definitive, special consideration must be given to the o...

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