ModelRisk

Estimating Oxygen Demand in a Bioreactor Using Monte Carlo Simulations from ModelRisk Introduction In this post I am going to focus on a...

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...

Increase DO in a Bioreactor with Hydrogen Peroxide Hydrogen peroxide can be used to increase the dissolved oxygen (DO) concentration in...

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

Informative EPA Fact Sheets The United States Environmental Protection Agency (EPA) does an excellent job of assembling and posting...

Sep 29, 20161 min read

Wastewater Standards These well-known and reliable wastewater standards have changed slowly over the years, getting updates as needed to...

Sep 29, 20161 min read

Activated Sludge Design and Process Control Parameters Below is a handy chart from the well-known Metcalf & Eddy handbook (Metcalf &...

Sep 5, 20161 min read

Much to My Dismay! I am a strong advocate for the use and value of oxygen uptake rate (OUR) testing. I find this simple procedure to be...

Aug 9, 20162 min read

Join the IWA The International Water Association (IWA) is a water/wastewater organization I highly recommend you join. As a member you...

Jul 3, 20163 min read