

Oxidation Ditch
Oxidation ditches are most often used to treat municipal wastewater, but I do come across this activated sludge configuration in the...
Aug 30, 20255 min read


Rules of Thumb—Aeration
I have random information about aeration scattered across my wastewater blog pages but I've been getting questions from people who need...
Aug 27, 20251 min read


ModelRisk
Estimating Oxygen Demand in a Bioreactor Using Monte Carlo Simulations from ModelRisk Introduction In this post I am going to focus on a...
Jul 6, 20258 min read


Nitrogen Testing and Alkalinity Control
In this post I focus on aspects of laboratory testing and plant operation that relate to nitrification, a topic I am endlessly fascinated...
Apr 30, 202211 min read


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...
Apr 3, 20215 min read


GPS-X
Increase DO in a Bioreactor with Hydrogen Peroxide Hydrogen peroxide can be used to increase the dissolved oxygen (DO) concentration in...
May 25, 20207 min read





