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Organization - Watermaster Staff

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The Watermaster staff, headed by the General Manager, conducts day-to-day business and technical activities of Watermaster. Watermaster also engages the services of consultants for special projects in areas where specialized expertise is necessary.

Questions or comments regarding Watermaster and its activities should be directed to the General Manager.

Peter Kavounas Picture

Peter Kavounas, PE, General Manager

Peter Kavounas was hired as the General Manager of Chino Basin Watermaster on September 4, 2012. Mr. Kavounas has over 25 years of experience and has worked for the Los Angeles Department of Water and Power as the Eastern Sierra Environmental Issues Manager, and for the City of Glendale’s Water and Power Department as the Assistant General Manager-Water Services. Mr. Kavounas was elected to the Castaic Lake Water Agency Board of Directors in 1998 and served for fifteen years holding various positions including the office of Board President.

Mr. Kavounas has a Bachelor of Science degree in Civil Engineering from the University of Minnesota, a Master of Engineering-Structural from UC Berkeley, and a Master of Science-Water Resources from USC. He is also a graduate of Leadership Southern California Class XII, and is a licensed Professional Engineer in the State of California

As the General Manager Mr. Kavounas oversees all aspects of the organization: meeting obligations to the Judgment and other Court Orders, implementation of the Optimum Basin Management Program, compliance with all regulatory requirements, and business practices.

Mr. Kavounas enjoys running, nature, and reading.

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Joseph S. Joswiak, MBA, Chief Financial Officer

Joseph S. Joswiak joined Chino Basin Watermaster as the Chief Financial Officer on April 5, 2010. Mr. Joswiak has worked in both the public and private sectors and has a diversified career in finance and administration with more than 25+ years in the manufacturing, transportation, banking, professional services and hospital management industries. Prior to joining Chino Basin Watermaster, Mr. Joswiak was the Financial Services Manager/Assistant Treasurer for Fleetwood Enterprises, Inc., a former Fortune 500 company and the nation’s leading producer of manufactured housing and recreational vehicles. He was also the Vice President of Finance and Administration for Cofiroute USA, formerly California Private Transportation Company (CPTC), which owned and operated the highly acclaimed 91 Express Lanes - the world's first fully automated toll highway. Mr. Joswiak's past professional affiliations include management positions with Notting America, Inc.; CU Cooperative Systems, Inc.; California Credit Union League; Care Enterprises, Inc.; and Sony Corporation. Additionally, he served four years in the United States Navy assigned to the Naval Support Force Antarctica, which included deployments "on the ice" at McMurdo Station, Antarctica.

Mr. Joswiak earned an MBA from the University of Redlands, and received his Bachelor of Arts in Business Administration/Accounting from California State University, Fullerton.

As the Chief Financial Officer, Mr. Joswiak provides leadership, coordination and administration of all functional activities and policies related to running the day-to-day business of Watermaster which includes accounting, finance, treasury, payroll, budgeting, financial reporting, auditing, human resources, risk management, IT services, and administrative functions.

Mr. Joswiak enjoys spending time with his family on their RV camping trips, fishing and boating, outdoor vacation activities at Lake Tahoe, adventures to Disneyland, and being a grandfather.

Edgar Tellez Foster picture coming soon

Edgar Tellez Foster, PhD, Senior Environmental Engineer

Edgar Tellez Foster joined Chino Basin Watermaster on November 8, 2016. Mr. Tellez Foster has devoted his time to conducting research relating to the economics of groundwater and energy subsidies. He has several academic publications involving economic modeling of aquifers in California and Mexico.

Mr. Tellez Foster has a Bachelor of Arts degree in Economics from the National Autonomous University of Mexico, a Master of Science in Environmental Sciences from the University of California, Riverside and a Doctorate degree in Environmental and Natural Resources Economics and Policy from the University of California, Riverside.

As the Senior Environmental Engineer, Edgar is in charge of analysis of the various projects overseen by Chino Basin Watermaster. He provides analytic expertise in issues related to groundwater quality, management and economics of groundwater.

Edgar is a passionate former rower, and also enjoys traveling and skiing.

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Anna Truong, CAP-OM-TA, Executive Services Director/Board Clerk

Anna Truong joined Chino Basin Watermaster on December 4, 2013. Prior to joining Watermaster, she worked at HMC Architects providing executive level administrative support and construction administration to the Interior Architecture department. She was the Office Manager for Masco Contractor Services, St. Nicholas School, and Culligan Water.

Anna has a vocational certificate in business administration, has earned the Certified Administrative Professional–Organizational Management–Technology Applications (CAP‑OM‑TA) certificates from the International Association of Administrative Professionals (IAAP), and is a commissioned State of California notary public.

As Executive Services Director, her duties include managing Watermaster’s commitments/obligations, contracts administration, and facilities management. She is also responsible for managing all meetings, is the Clerk of the Board, and provides support to the General Manager on day-to-day administrative functions.

Anna enjoys running, wakeboarding, movies/plays, camping, and reading. She has participated in several half marathons, mud runs, and completed a triathlon in 2016.

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Frank Yoo, Water Resources Senior Associate
(GIS & Database Specialist)

Frank Yoo joined Watermaster in February 2005. Before joining Watermaster, he worked for Wildermuth Environmental Inc. as a Field Technician. Prior to his career in the water field, he operated his family business as the Owner, Assistant Manager, Accounting, Logistics, and IT Support.

Frank has a Bachelor of Science Degree in Geographic Information Systems from the California Polytechnic University, Pomona.

As a Water Resources Senior Associate, some of his duties include processing water production data, validating land use conversion and voluntary agreement requests, managing geographic data to be used in maps and analysis, maintaining Watermaster’s website, programming and maintaining relational databases for record keeping and analysis, and fulfilling data requests from parties outside of Watermaster.

Frank enjoys working with his hands, whether it’s improving his home, tending to his yard, building computers, or working in his garage. He also enjoys various outdoor activities such as fishing.

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Justin Nakano, MPA, Water Resources Senior Associate
(Environmental Specialist)

Justin Nakano has been with Chino Basin Watermaster since February 14, 2005.

Justin graduated from the University of California, Irvine in 2003, with a Bachelor's Degree in Environmental Analysis and Design and a Minor in Japanese Language and Literature. In 2010 he received his Masters in Public Administration from Cal State Northridge.

As a Water Resources Senior Associate, Justin's duties include: coordinating the planning and construction of capital improvement projects, monitoring and maintenance of recharge basins, gathering and processing of transducer data, water level updates to the production database, water quality sampling, and advising and assisting the Field Operation Specialist with various duties. Justin also represents Watermaster at various conservation efforts such as the Santa Ana River Sucker Task Force and the Landscape Water Conservation Fair.

Justin enjoys spending time with family, travel, playing basketball, and obstacle course races.

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Rick Zapien, Field Operations Specialist

Rick Zapien joined Chino Basin Watermaster as the Field Operations Specialist on January 4, 2016. Prior to starting with Chino Basin Watermaster, Rick worked with the Rose Bowl Operating Company in the Pavilion Operations Department. Rick served our country in the United States Marine Corps., and served in the U.S. Forest Service as a Forest Fire Technician. He has also worked for the City of Pasadena in the Parks and Natural Resources Department.

Rick has Associate of Science degrees in Fire Technology and also in Water Technology. He also holds the State of California Drinking Water Treatment Operator II and Distribution Operator II certifications.

As the Field Operations Specialist, Rick collects groundwater data necessary to maintain a healthy groundwater basin. He collects groundwater level measurements, water quality samples, and takes water production readings throughout the Chino Groundwater Basin.

Rick is a baseball fan and enjoys spending time outdoors with his family.

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Janine Wilson, CAP-OM, Sr. Accountant

Janine Wilson has worked for Watermaster since June 2000.

Ms. Wilson graduated from Chaffey Community College in May 2000 with an Associates Degree in Computer Information Systems and Basic Education. In June 2014, she earned the certificate of Certified Administrative Professional – Organizational Management (CAP-OM) from the International Association of Administrative Professionals (IAAP).

As the Sr. Accountant, Ms. Wilson is responsible for the day-to-day routine activities of the accounting department including accounts payable, accounts receivable, payroll, financial reporting, insurances, annual budget, annual financial audit, and the annual assessment package preparation. She is responsible for maintaining the records contained within Watermaster’s document management system, as well as filing legal documents with the Court.

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Camille Gregory, Administrative Assistant

Camille Gregory joined Chino Basin Watermaster on May 23, 2016. Prior to joining Watermaster, Camille worked for a total of 4 years in the marketing, human resources, and development fields as a marketing and administrative assistant for Ed Hardy, The Dossier Group, Senturion Group, and Western University of Health Sciences. Camille has previously worked with Watermaster as a temporary employee.

Camille is currently working towards her bachelor’s degree in Liberal Studies Education, with a minor in History at California State Polytechnic University, Pomona. She has received her Associates Degree in Art History from Citrus College.

As the Administrative Assistant, Camille is responsible for ensuring proper inventory of office and meeting supplies, set-up and clean-up of all meetings, filing correspondence, assisting with outgoing mailings, distributing incoming mail, greeting guests, assisting with travel arrangements, and answering incoming calls. Her duties also include supporting the Executive Services Director on day-to-day clerical functions such as assistance with document preparation and meeting coordination.

Camille enjoys yearly visits with her family in Hawaii, trying new restaurants and spending time with loved ones and family. Camille has been a professional Polynesian dancer for 20+ years.



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Chino Basin Watermaster 9641 San Bernardino Road, Rancho Cucamonga, CA 91730
Phone: 909-484-3888   Fax: 909-484-3890

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