Water Online-Wastewater Dan

Water Online

Has a ‘Math Solutions’ series & other articles featuring:

Wastewater Dan


Below, click any of 8 articles published on Water Online Web Site authored by Wastewater Dan the Wastewater Wizard:

Math Solutions: Flow Rate Conversions

August 4, 2014

Math Solutions: Waste Activated Sludge (WAS) Calculations

July 10, 2014


‘Math Solutions’ For Wastewater Operator Certification

June 17, 2014

4 Safety Considerations for Anyone Storing, Handling, or Transporting Substances

March 25, 2014

Go With The (Change Of) Flow: 3 Overlooked Tasks At WWTPs

May 15, 2013


Procedures and Technologies for Water-Related Efficiency Detailed

May 7, 2013


Wastewater, pH Balanced for Treatment

December 3, 2012


Lessons from ‘The Wastewater Wizard’

October 23, 2012



About Dan Theobald:

Known in the industry as “Wastewater Dan,” Daniel L. Theobald, proprietor of Environmental Services, is a professional wastewater and safety consultant/trainer. He has more than 24 years of hands-on industry experience operating many variants of wastewater treatment processing units and is eager to share with others his knowledge about water conservation.


Theobald serves as an active consultant for industries looking to achieve and maintain improved wastewater treatment at reduced cost. He is a Lifetime Member of the Who’s Who Registry of Professionals and holds numerous certifications from wastewater management regulatory boards and professional organizations. Theobald contributed one chapter to the Water Environment Federation’s (www.wef.org) Manual of Practice # 37 (MOP-37), a technical manual resource guide for biological nutrient removal, published the summer of 2013.

He also publishes educational videos (https://www.youtube.com/user/wastewaterdan/)

and authors two Blogs;

Wastewater Education;



Water Status;



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