Pre-Conference Workshop

Microscopic Evaluation of Activated Sludge (FEE) SOLD OUT

Tuesday, April 17
8:30 AM - 3:30 PM
Location: Kam/Hend/Baker, Sheraton 3rd floor

SWRCB Wastewater: 0.1 CEU

CWEA: 7.2 Contact Hours

$215 (Early Bird and Saver) / $258 (Full Rate after 3-30-18)

Join us for a hands-on workshop that includes both lecture and laboratory elements. This workshop is for people who have had no or very limited experience with using a microscope and interpreting the observations of a microscopic examination of activated sludge.

The following topics will be covered:

This workshop is intended for beginners.

Workshop Schedule:

Session 8:30 – 10am (1.5 hrs)

Break 10 – 10:15 (coffee/tea provided)

Session 10:15 – 12:15 (2 hrs)

Buffet Lunch 12:15 – 1:00 (lunch can be eaten in Falor room on 2nd floor of Sheraton)

Session 1:00 – 3:30pm (2.5 hrs)

Learner Outcomes:

Level: Introduction to; limited knowledge of subject matter / entry level staff

David Jenkins

Professor Emeritus, Civil Environmental Engineering
UC Berkeley
UC Berkeley


David Jenkins is Professor Emeritus of Environmental Engineering University of California at Berkeley. His expertise is in biological wastewater treatment processes especially in resolving solids separation problems. He taught at UC Berkely for 40 years and since bvecoming emeritus in 1999 has been engaged in an international consulting business in his areas of epertise. He is the author of 3 texts and over 250 technical publications. He is a member of the National Academy of Engineering, and an Honordary Life Member of WEF and IWA.


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Steve Leach

Senior Staff Scientist


Steven Leach is a Senior Staff Scientist with Novozymes headquartered in Copenhagen, Denmark. Steve is based in Phildelphia, PA and travels both nationaly and internationally working with both industrial and municipal wastewater treatment systems. He has been involved with fermentation, laboratory testing, field testing, onsite microscopic observation during upsets, chlorination, and recovery, Filament Identification, Microscopic training, supervised installation and start-up of over 20 CTX (submerged fixed-film reactors) units throughout the country. Steve was also instrumental in the design and building of a continuously run nitrifying fermenter, that is currently used by Novozymes production. Over 5,500 microscopic exams have been performed on samples from both municipal and industrial treatment systems. Steve is one of the lead instructors at the WEFTEC pre-conference microbiology workshops and is widely recognized for his expertise in identifying protists and filaments. He has presented and taught numerous classes for PARWA, NJWEA, OHWEA, NCRWA, Puerto Rico WEA, numerous state associations, China EPA and Canada’s WEA associations in New Brunswick and Ontario.
Microscopic analysis, Filament identification, Protozoan identification, system evaluation of various types of treatment (Activated sludge, ASB’s, SBR’s, etc…) and wastestreams (Pulp&Paper, Petrochemical, and Food processing, Chemical, and Municipal etc…)

Onsite visits to Industrial wastewater treatment plants throughout North and South America, Europe and Asia.

Member of TAPPI, WEF, AWWA, IWA and ISOP (International Society of Protistologists)

BSc Biology Catawba College (Salisbury, NC)
MSc Microbiology Penn State University (State College, PA)


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Charmagne Rose

Sacramento Regional Wastewater Treatment Plant


Charmagne Rose is a Biologist at Regional San Environmental Laboratory. She received a Bachelor of Science in Integrative Biology from the University of Florida in 2007. She has performed extensive analytical work in general chemistry, metals and microbiology. Charmagne has 13 years experience in environmental analysis at government agency laboratories and contract laboratories.


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Gisela Cluster

Laboratory Supervisor
Sacramento Regional Wastewater Treatment Plant


GISELA CLUSTER, Laboratory Supervisor – Dr. Cluster joined the Sacramento Regional San Environmental Laboratory in 2002 as an Environmental Laboratory Analyst and was promoted to Biologist in December 2003. Since April 2016, she is supervisor of the Biology Section. Gisela graduated in 1988 with a Bachelor’s Degree in Biology from the Eberhard-Karls University, Tübingen, Germany. In 1992 she earned her Ph. D. in Microbiology from the same institution. She spent two years as a post-doctoral scientist at the University of California, Davis, studying the role of complex lipids in nitrogen fixing symbioses of plants and bacteria. 1996-97 she worked at the University of Kyoto, Japan, as a visiting scientist. There she was part of a project characterizing the pathogenic relationship between a fungus and rice. During her years in academic research she worked mostly on bacterial membranes and cell walls, identifying, isolating and characterizing polysaccharides, lipids, and enzymes with a variety of methods.


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Melissa Lash

Research Microbiologist
East Bay Municipal Utility District


As EBMUD’s Research Microbiologist, Melissa Lash directs and performs applied microbiology research related to water and wastewater. In addition, Melissa performs routine analyses, trains staff, and keeps abreast of regulatory changes to ensure compliance.

Melissa Lash earned an M.Sc. in mycology from the University of Alberta, and has worked in environmental microbiology laboratories since 2003.


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Microscopic Evaluation of Activated Sludge (FEE) SOLD OUT

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