Bios - Certification Board
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James Koloskie

City of Henderson
Title: Assistant Manager Wastewater Operations
Appointed: January 2022
Term Expiration: December 2024
Representation: WWTPO with 3+ Years of Experience.

Adrian Edwards

City of Henderson WRF
450 East Galleria Drive
Henderson, NV 89011

Appointed: January 2008
Term Expiration: December 2025

Representation: Board Member who is a Wastewater Treatment Plant Operator certified at the highest level (Clark County).

crims headshot

Joe Crim, Jr.
Vice Chairman

Public Works Director
City of Lovelock
205 Pershing Way
Lovelock, NV 89419

Appointed: January 2005
Term Expiration: December 2023
Representation: At-Large Member

Dennis Fernandez

City of Las Vegas

Appointed: January 2020
Term Expiration: December 2022
Representation:  Owner of a Publicly Owned Treatment Works (Clark County).


Jennifer Mason

Appointed: January 2019
Term Expiration: December 2025

Representation: NWEA At-Large Member Representative

In 2013, Jennifer started her journey as a Wastewater Operator for Carson City Water Resource Reclamation Facility. She holds a Bachelor’s degree in Biology from the University of Nevada, Reno and is a licensed Wastewater Treatment Plant Operator Grade IV in the state of Nevada as well as a Professional Operator from the ABC. She has developed math training to assist with certification preparation and  has been the treatment plant’s lead expert on process control analysis. She also represents the Professional and Technical Committee for Northern Nevada for the Nevada Water Environment Association.

Brian Oswalt

City of Las Vegas

Appointed: January 2016
Term Expiration: December 2021
Representation: WWTPO with 3+ Years of Experience.

John Solvie

Environmental Compliance Inspector
City of Las Vegas
6005 E. Vegas Valley Drive
Las Vegas, NV 89142

Appointed: January 2004
Term Expiration: December 2024
Representation: The owner of a Publicly Owned Treatment Works (Clark County)


Peter Baratti

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