2017 AWRA-WA Board of Directors




Rabia Ahmed - Rabia is an economist currently working with Ramboll Environ U.S. Corporation in Seattle, and is a Board Member of the AWRA-Washington Section. She has over 13 years of experience in water and natural resource economics, policy and regulatory economics, litigation support, and international development. Prior to joining Ramboll Environ in 2011, she worked with Cardno ENTRIX in Portland, Oregon for about five years. Rabia’s primary expertise in the water sector includes studying water laws and water markets, assessing and valuing surface and groundwater rights in that context, conducting assessment of water rights, carrying out water supply security analyses, supporting the water rights applications process, and conducting cost-benefit analyses of water projects. She has carried out a number of water management projects in more than twenty-five US States and internationally. She also has many years of experience in the international development sector, and worked directly with communities in some of the remotest areas of Pakistan and Bangladesh. Rabia has an MS degree in Economics from Portland State University. She lives in Lynnwood, Washington, with her husband, two children, and a beautiful cockatoo. In her spare time, she likes hiking and sailing with her family.


Tyson D. Carlson - Tyson is an Associate Hydrogeologist with Aspect Consulting with over 13 years of experience specializing in water resource development and water rights. Serving private and public sector clients, Tyson’s water rights experience includes both new appropriations – municipal, agriculture, fish propagation, and commercial/industrial purposes – and transfer/change of existing rights, including use of the State’s Trust Water Right Program (TWRP) for purposes of instream flow, habitat, and mitigation through water banking. Tyson’s strong background in analytical and numerical groundwater modeling is often used in the development of site-specific conceptual models describing groundwater-surface water interaction, saline intrusion, well hydraulics, and aquifer sustainability. These skills are also used in Tyson’s work in large-scale hydrogeologic characterization – such as regional tunnel alignments, contaminant fate and transport modeling, and construction dewatering design. Tyson has a BS in Soil, Water, and Environmental Science and a MS in Hydrology from The University of Arizona. Outside of the office, he can be found skiing the deepest of Cascade powder, on his bike, or fly fishing his favorite waters.


John Chandler - John is a licensed professional engineer who currently serves as the water resources technical lead at Puget Sound Energy. He is the water manager of the Baker Project, a two reservoir system with three powerhouses, and combined capacity of 200 MW. John also supports operational compliance, dam safety, FERC license implantation, and marketing. He received an M.S. focused in water resources and environmental engineering from the University of Maine at Orono in 2008. When he’s not working John enjoys multiple types of partner dances, ultimate frisbee, and playing card games.


Dave Christensen - Dave Christensen has over 20 years of experience working in water resource management, environmental health and environmental protection. He has worked as a consultant, for local and state governmental agencies, and non-profit organizations. For the last three years, Dave has been the Program Development Section Manager for the Washington State Department of Ecology Water Resources Program. He leads a team that develops State rules and policies, evaluates legislative proposals, and collaborates with water resources interests to address current conflicts and challenges. Dave holds a B.S. degree from the University of Washington in Fisheries Biology and an M.S. in Limnology and Oceanography
from the University of Wisconsin. When not working, he tries to spend most of his time outdoors, mostly chasing salmon and halibut out in the ocean or on the Salish Sea, but also enjoys wandering through the woods with his wife and two teenage girls.


Tom Fitzhugh - Tom Fitzhugh is a Supervising Water Resources Scientist with MWH Americas, in Bellevue, Washington. He specializes in hydrologic modeling of surface water systems, including reservoir and water supply system operations, riverine and reservoir temperatures, and rainfall-runoff processes. His current work is primarily in California, analyzing water supply operations for water agencies and other clients in the Central Valley. Prior to joining MWH in 2015, he worked for the Bureau of  Reclamation in Sacramento, California for 5 years, where he conducted modeling for long-term planning studies such as the Shasta Dam raise study and analysis of new environmental flow standards in the San Joaquin River Basin. From 1999-2009 he worked for The Nature Conservancy in Chicago and Olympia, where his responsibilities were regional conservation planning, analysis of environmental flows, scientific software development and training, and GIS. He has an M.S. in GIS and Remote Sensing from the University of Wisconsin-Madison, and a B.A. in Political Science from Lawrence University. In his spare time he enjoys hiking, learning and practicing his Spanish, and following the Seattle professional soccer teams, the Sounders and the Reign.


Felix Kristanovich - Felix is a senior water resources manager with Ramboll in Seattle, Washington. He has 25 years of professional experience in the United States and abroad where he has worked on numerous watershed analysis and streamflow restoration projects, water quality monitoring programs, environmental impact studies, hydrologic field investigations, floodplain analysis, and design and modeling of storm water systems. Recently, Felix has been working on application of ecosystem services in floodplain managment, streamflow and habitat restoration, and sustainable development in Central America and the US. Felix has been actively involved in several professional societies, including AWRA, where he has served on the Board for the last five years as Secretary, Treasurer, and 2010 Board President. Felix organized technical field trips during the 2005 and 2009 AWRA National Conference in Seattle, and was the co-organizer of several National AWRA conferences. Felix volunteers his time on Whidbey Island where he spearheaded numerous watershed restoration projects. Felix and his wife June enjoy backpacking, hiking, and telemark skiing with their two fantastic dogs Storm and Bear here in the Washington Mountains, and sea kayaking around Puget Sound and in Alaska. Felix and June also enjoy landscape photography and are season ticket holders to the Seattle Opera.



Allison MacEwan
Allison MacEwan has 30 years of professional experience in water resources, working throughout the Pacific Northwest and across the United States on watershed planning and management, ecosystem restoration design, flood risk management, infrastructure design, water rights, and water supply. She is a registered Professional Engineer in Washington, and a Certified Floodplain Manager. Allison holds a BA in Engineering Science from Dartmouth College and a MSE in Civil and Environmental Engineering from the University of Washington. Allison also enjoys hiking, river rafting, and exploring the Pacific Northwest. 



Jason D. McCormick – Jason D. McCormick is the founder of McCormick Water Strategies (MWS) with ten years of water resources experience. Jason is recognized regionally as a water rights and water transactional expert. In 2015, Jason formed MWS after working in the private, public, and non-profit water resources sectors. His experience includes six years at Washington Water Trust (WWT) in Central Washington, specializing in water transactions, trust water, mitigation banking, representing conservation buyers, geospatial water rights evaluation, permitting, and water rights instruction. Prior to WWT, Jason worked as a permit writer for the newly formed Washington State Department of Ecology, Office of Columbia River (OCR) where he worked in water rights permitting, project planning, geospatial water resource mapping, program outreach, and coordinated intial grant solicitations. From his experience in the private sector, WWT and OCR, he excels at water rights permitting, water transactions, water rights evaluations, water resources problem solving, and water rights instruction. In addition, he draws a stong appreciation for the communities and unique local values of Eastern Washington from his local roots.


Stan Miller – Stan is semi-retired, and currently doing water resources consulting as Inland Northwest Water Resources. Prior to venturing into retirement, Stan held the position of Program Manager for Spokane County’s Water Resources Section in the County Utilities Division of the Public Works Department for over 20 years. The prime focus of Water Resources is the regional aquifer protection program. In that capacity he worked toward integrating the groundwater protection efforts of all municipalities and water purveyors using the Spokane Valley-Rathdrum Prairie Aquifer. In addition to working on this program at the administrative level, Stan has developed technical information and conducted local studies on the potential impacts of storm water infiltration on ground water quality and the interaction of the Spokane River and the Spokane Valley Aquifer. Stan is a long-time member of the AWRA Board and a past president of the Chapter. Away from work, Stan enjoys canoeing, backpacking, running, and working on the restoration of a turn-of-the-century home.



Steve Nelson – Steve Nelson is a licensed hydrogeologist and engineering geologist with 25 years of experience involving water resource assessment, development, management, remediation, and protection. Steve’s project experience includes characterization of groundwater systems for groundwater supply; water reuse; water rights evaluation; aquifer testing and modeling of groundwater flow, contaminant fate and transport. Steve conducts geologic investigations to evaluate foundations for water infrastructure, geologic hazards and slope stability; and designs infiltration and construction dewatering systems. Depending on the season, find Steve trail running, skiing, climbing in the Cascades or Sierra, and/or fly fishing.



Tom Ring– Tom is a hydrogeologist with the Water Resources Program of the Yakama Nation. He has held this position since 1990 and, in that role, has worked on a variety of projects involving groundwater and surface water quantity and quality, water rights, irrigation and fisheries issues and planning for future water needs. Previously he worked for the Water Resources Program at the Washington Department of Ecology. Tom has Bachelors and Masters of Science degrees in geology from Central Washington University and Northern Arizona University respectively. He has taught geology and hydrogeology classes at Central Washington University and is a licensed geologist and hydrogeologist in Washington State.  When not working, he enjoys hiking, climbing, and skiing in the mountains of the west.



Jennifer Saltonstall - Jenny is hydrogeologist at Associated Earth Sciences, Inc. with 15 years experience in hydrogeology, geology, and geologic hazards assessments for both private and public sector clients. She has expertise in geologic mapping of complex stratigraphy; sustainability through storm water infiltration; developing conceptual ground water flow models; surface water – ground water studies; and ground water monitoring programs. She is a regular contributor at technical conferences and has been an invited speaker on infiltration components for “green” storm water management seminars. She received her bachelor’s degree at Pacific Lutheran Univ. in Geosciences and is a licensed Geologist and Hydrogeologist in Washington. Jenny enjoys spending time with her husband and kids going car-camping, climbing, playing/watching soccer and working on growing vegetables the kids will eat.



Terry Smith - Terry Smith is a licensed and retired attorney with a background in environmental law. She has worked for King  County’s Wastewater Treatment Division for twelve years, where she was responsible for permit applications and negotiations with federal and state regulatory agencies.  She is also well versed in in water quality regulations and legislation.  Prior to working with the County, Terry worked in private practice representing clients as both plaintiffs and defendants on environmental issues.  Working in both the private  and public sectors has given her insight into the needs and issues of regulators, businesses, and the public. She  recently became interested in water rights laws and issues as well as the importance of water use, along with water quality, to the future of the state and the country.





Erin Thatcher - Erin is a water resources engineer with 8 years of experience working with CH2M HILL. She has a B.S. in Environmental Science from Seattle Univ. and M.S. in Environmental Engineering from the Univ. of Washington.  Erin started her career as a staff biologist and transitioned into civil engineering over the last few years at CH2M HILL while earning her M.S. as a part-time grad student.  She works on a wide variety of projects, including stormwater planning, drainage design, water quality studies, NPDES and other permit compliance, wetland delineations, and habitat restoration.  Her key skills include low-impact development feasibility assessments, ArcGIS spatial analysis, outfall dilution modeling, and wetland assessments.  She also enjoys technical writing. In her spare time Erin enjoys hiking or snowshoeing with her husband and dog, attempting to garden, and playing the piano and guitar.    



Stephen D. Thomas - Stephen is a hydrogeologist in the Seattle office of Shannon & Wilson, Inc. He has 22 years experience as a consultant in the areas of geologic and water resources. He manages and performs technical aspects of hydrogeological investigations for groundwater resources development, wellhead protection and groundwater management, groundwater contamination and waste disposal, dewatering, and environmental projects. A native of the United Kingdom, Stephen moved to Seattle in 2001, having previously lived in Los Angeles since 1992. He holds a BSc in Geology from the University of Cardiff (Wales) and a MSc in Hydrogeology from the University of Birmingham (England), and is a licensed hydrogeologist in the states of Washington and California.  Stephen enjoys many outdoors activities, particularly rugby football, cycling and open-water swimming, and annoying his neighbors with his guitar playing.


Patrick Vandenberg - Patrick, a native of Southern California, has called Seattle home for about two years now. He received his Bachelors of Science from UCLA and his Masters of Science at UW, both in Civil Engineering. He was formerly the University of Washington Student Chapter Representative to the AWRA-WA Board. Patrick currently works for King County as a hydraulic modeling engineer in the Wastewater Treatment Division. Before moving to Seattle, he worked as an environmental engineer for AECOM in Long Beach, CA. He enjoys playing ultimate Frisbee and volleyball.


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