Cell Generation Time

Bacteria are amazingly complex, even though each is comprised of only a single cell. Bacteria make up about 95 percent of all the...

Influent Wastewater Characteristics

This post will provide data/tables to give you a starting point when it comes to evaluating influent wastewater characteristics in the...

Introduction Hydrogen peroxide can be used to increase the dissolved oxygen (DO) concentration in an aerobic bioreactor, often referred...

I get asked every now and then about books I think are best for learning more about wastewater treatment. There are many, many excellent...

Dec 19, 20165 min read

Refinery Wet Gas Scrubber This may seem a little odd, perhaps, but there is one unit process in particular that I really enjoy evaluating...

Dec 19, 20164 min read

Adenosine Triphosphate (ATP)—An Introduction I’ve stated previously (OUR Level 1 Testing page) that whenever I evaluate a biological...

Oct 24, 20166 min read

Primary and Secondary Clarifiers This page provides information on the expected performance of primary and secondary clarifiers. Removal...

Oct 21, 20169 min read

Oil-Water Separation Though municipal wastewater treatment plants have to deal with their share of oil and grease (O&G), this post on...

Oct 11, 20165 min read

Details on how to use a lab-scale dewatering filter press.

Oct 10, 20165 min read

Benchtop Belt Filter Press As I've discussed elsewhere in this blog, I have two key pieces of laboratory/field equipment that I use to...