Landfill Gas to Energy: The Not So Glamorous Clean Energy
presented at the 22nd Annual Conference on the Environment
View the presentation by Doug Tholo, P.E. (14.9 MB PPT)

Effluent Reuse Options Service to Ethanol Plant at Corning, Iowa
IWPCA 90th Annual Conference – June 4, 2008
>>View the presentation by Mark Duben, P.E. (3.5MB PPT)

Lime Softening
Fall 2008 Short Course for Water & Wastewater Operators – Septemeber 10, 2008
>>View the presentation by Mark Duben, P.E. (1MB PPT)

Implementing A Biosolids Drying Facility
>>View the presentation by Marci Whitaker, P.E. & James Rasmussen, P.E. (7MB PPT)

UV Disinfection for Water Treatment Plants in Cedar Rapids
Project Background, and Update on Construction, Iowa Section AWWA Annual Conference – October 15, 2008
>>View the presentation by Mark Duben, P.E. & Bruce Jacobs, Cedar Rapids Utilities Department (9.8MB PPT)

Water Distribution System Flushing
Region IV of the Iowa Section of AWWA – March 26, 2008
>>View the presentation by Mark Duben, P.E. (312KB PPT)