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District Staff

MULTNOMAH COUNTY DRAINAGE DISTRICT / WHO WE ARE / DISTRICT STAFF

MCDD has evolved substantially over the past decade to become a solutions-oriented leader with our partners in the region.

We are a small, agile, and mission-driven team with a passion for customer service and supporting community values.

Select a department to see the staff bios:
Leadership

Reed Wagner

Executive Director

Reed Wagner is the Executive Director for the Multnomah County Drainage District. In this position, Mr. Wagner oversees the management and maintenance of levees, pump stations, and four drainage districts along the lower Columbia River. Prior to MCDD, he served as Deputy Chief Operating Officer for the State of Oregon, Director of Policy and Director of Parks and Environmental Services at Metro. He was the Managing Director of 3five7 (Digital Media); Business Development Manager of Webcast Solutions; and Station Relations Manager of DG Systems. Mr. Wagner serves on the board of the Special Districts Association of Oregon, and The Columbia Corridor Association. He is a member of the International City/County Management Association, and National Association of Flood and Stormwater Agencies. Mr. Wagner has a Bachelor of Arts and Master of Public Administration from the University of Oregon. He lives with his wife and daughter in Northeast Portland. Together, they enjoy the outdoors – hiking, boating, surfing and skiing.

Contact: rwagner@mcdd.org / 503-281-5675 ext. 304
District Employee

Sunny Simpkins

Deputy Director – Planning, Policy & Admin

Sunny joined MCDD in 2013 and currently serves as the Planning Director.  In this position, she oversees planning, environmental programs, government relations, emergency management, permitting, and project management.  She has over 15 years of experience in environmental and engineering geology, flood control, environmental permitting, natural resources, and project delivery.  Sunny received her B.S. in Geology from University of Texas at Austin and M.S. in Geology from Portland State University.  She serves as one of the co-chairs for Flood Management Committee for the National Association of Flood and Stormwater Management Agencies (NAFSMA) and on the board for the Columbia Slough Watershed Council.  In her spare time, she and her husband chase around their two young boys and dog, refurbish their 100 year old home, and travels as much as possible.

Contact: ssimpkins@mcdd.org / 503-281-5675 ext. 313
District Employee

Bill Owen

Deputy Director – Operations and Engineering

Bill Owen is a professional engineer and serves as the Chief Engineer / Flood Control Director for the Multnomah County Drainage District.  In this role he oversees both the engineering and operations teams at the drainage district.  These teams perform daily activities and projects that provide flood risk management for a levee system that separates the Columbia River from northern portion of the Portland region and an internal drainage system of open channels and pump stations within the drainage district.  Bill holds master’s degrees in both civil engineering and business management.  Over his 21-year career, Bill has worked in public and private sectors as a civil engineer involving river forecasting, watershed management, sewer and stormwater design, and green infrastructure. Outside of work, he enjoys spending time with his family doing a variety of outdoor recreation activities, plays violin with a local community orchestra, and referees youth soccer games.

Contact: bowen@mcdd.org / 503-281-5675 ext. 321
District Employee

Kevin Severson

Senior Supervising Engineer

Kevin Severson is a professional engineer and serves as the Senior Engineer for the Multnomah County Drainage District. In his role, he primarily performs geotechnical engineering oversight for the for the 27 miles of levees managed by Multnomah County Drainage District. Kevin is a United States Air Force veteran and Oregon native. Kevin holds a bachelor’s degree in civil engineering, and a master’s degree in geotechnical engineering from Oregon State University. Over his 12-year career, Kevin has worked in public and private sectors as a civil engineer on work involving levee certification, landslide stabilization, rock slope mitigation, geotechnical instrumentation, heavy civil construction, and mechanically stabilized earth structures. Outside of work, Kevin enjoys spending time with his family, snowboarding, playing guitar, seeing live music, and watching football.

Contact: kseverson@mcdd.org / 503-281-5675 ext. 312
District Employee
Engineering

Andrew Riggs

Sr. Engineering Tech

Andrew joined MCDD in September of 2015 as an Engineering Technician. He manages the District’s GIS Program, and is currently developing an Asset Management Program to capture institutional knowledge in support the District’s commitment to make data informed decisions. Andrew provides field and technical support for projects across the district, with a focus on engineering and natural resources. Before joining MCDD Andrew worked on the Columbia Slough Watershed Team at the Bureau of Environmental Services and was an active volunteer with the Columbia Slough Watershed Council. He has worked locally and internationally on watershed restoration, community outreach, and early childhood environmental education programs. Andrew received a B.S. of Environmental Studies from Portland State University. As a native Portlander and lover of all things outdoors, Andrew has spent his entire life recreating in the Columbia River Basin. He enjoys sharing his passion for the Slough with others, and envisions a future where the Slough is thought of as an invaluable community resource that provides environmental education and recreational opportunities for the surrounding community.

Contact: ariggs@mcdd.org / 503-281-5675 ext. 305
District Employee

Mindy Weimer

Engineering Associate

Mindy Weimer graduated from Jakarta International School and went on to university to study how to solve water related problems. She completed her BS degree in Environmental Engineering at Louisiana State University, and then her MS degree in Civil Engineering at the University of New Hampshire. Mindy moved back to Indonesia thereafter to build and develop a non-profit water & sanitation organization, which is now run by local staff. Mindy is currently based in Portland, Oregon where she has since worked for Maul, Foster & Alongi Consultants, Portland’s Bureau of Environmental Services, and then joined Multnomah County Drainage District as an Engineer Associate in March 2016. With the District, Mindy’s role includes providing technical support, project management, and conducting development reviews. Outside of her role with MCDD, Mindy loves to travel, write letters, and all things outdoors.

Contact: mweimer@mcdd.org / 503-281-5675 ext. 307
Finance & Accounting

Janet Olson

Finance Manager

Bio coming soon.

Contact: jolson@mcdd.org / 503-281-5675 ext. 303
District Employee

Karen Svara

District Accountant 

Karen joined MCDD in April 2015 as the District Accountant, working in the Finance department. The priority at the time was to help implement the new web based accounting software, Accufund, which she now maintains for the five districts. She is responsible for the monthly and quarterly IGA invoicing for MCDD, PEN1, PEN2 and SDIC including the IFA invoicing for the more recently formed JCA. Newer projects include the Development Review process where she is responsible for tracking costs and invoicing applicants for the four districts.

She is a New York native and studied Accounting at CW Post Long Island University. Karen moved to Oregon in 1995 and has over 30 years of experience in the Finance and Accounting field. She has worked in many industries which include wholesale, hospitality, construction, financial services and international footwear sourcing. Having been the Controller for companies in these many different private industries was helpful in adapting to the more rewarding local government work.

Outside of work, Karen enjoys spending time with her rescue German Shepherds, cats and chickens on a few acres in Oregon City.

Contact: ksvara@mcdd.org / 503-281-5675 ext. 319
District Employee

Guy Melton

Procurement & Contract Analyst

Guy joined the MCDD staff in February 2018, and is responsible for managing formal procurements, developing and managing contracts, and providing procurement training and support to District staff.  Before joining MCDD, he worked as a Senior Procurement Analyst for Clackamas County and North Clackamas School District. Guy lived in Eugene for 20 years where he worked in procurement and contracting for Eugene Water & Electric Board, Eugene School District, and the Lane County Sheriff’s Office.

Outside of work he enjoys traveling, hiking, woodworking, playing music with friends, and spending time with family.

Contact: gmelton@mcdd.org / 503-281-5675 ext. 323
District Employee

Casey Short

Financial Project Manager

Bio coming soon.

Contact: cshort@mcdd.org / 503-281-5675 ext. 327
District Employee

Deanna Christofferson

Accountant II/Payroll Specialist

Deanna joined Multnomah County Drainage District in 2018 as the Accountant II/ Payroll Specialist.  She manages MCDD’s Payroll, PERS reporting and various other Finance Department duties in addition to processing Accounts Payable for the 4 Districts.  Deanna started her Accounting career as a business owner in the Manufacturing Industry over 25 years ago. She later went on to work in various private sector industries specializing in A/R, A/P, Payroll, HR and other accounting roles.  In her free time she enjoys reading, canning,  playing racquetball and exploring the Pacific NW with her husband hiking, running, kayaking and mountain bike riding.

Contact: dchristofferson@mcdd.org / 503-281-5675 ext. 301
District Employee
Levee Ready Columbia

Colin Rowan

Levee Ready Columbia Program Director

Colin Rowan is the Levee Ready Columbia Program Director with Multnomah County Drainage District, leading the Levee Ready Columbia program, a multi-stakeholder regional partnership committed to modernizing our levee system. Trained as a planner, Colin is skilled in strategic planning, economic analysis, environmental policy, public engagement, and project management. Previously, Colin worked as a transportation planning consultant, a historian, and as a bicycle shop manager and mechanic. Colin has a master’s degree in Urban and Regional Planning, specializing in Transportation, from Portland State University, a master’s degree in History from Northeastern University, and bachelor’s degrees in Politics and History from Brandeis University. Outside work, Colin is an amateur bicycle racer, a shade tree mechanic, and spends his weekends renovating his 100-year old house with his wife and two cats.

Contact: crowan@mcdd.org / 503-281-5675 ext. 320
District Employee

Mark Wilcox

Levee Ready Columbia Sr. Project Manager

Mark Wilcox brings a wealth of military, federal and municipal project and emergency management experience to MCDD, Mark earned his B.S. in Marine & Environmental Sciences at the US Coast Guard Academy and spent two years navigating the Coast Guard Cutter Mariposa in the waters of Puget Sound and the Straits of Juan de Fuca, before moving to Portland to manage spill responses, investigations and contingency planning as well as port operations and security for the Captain of the Port.  After receiving his M.S. in Environmental Engineering (Water Resources) at Portland State University, he left active service and began his municipal career as an engineering plan reviewer in Oregon at Clean Water Services.

He moved to the Washington, DC, metro area and managed the planning, design and construction of interagency watershed restoration projects (stream restoration, stormwater management and greenstreets infrastructure) for the Montgomery County, MD, Department of Environmental Protection for ten years.  After a series of federal and active military positions for the US Coast Guard managing its NRDA (wildlife) restoration program, its seasonal operations in the Arctic, and, most recently, the Alaska civil engineering program for the US Coast Guard during an active duty assignment in Juneau, Alaska, Mark returned to Portland and retired at the rank of Commander with 26-years of active duty and reserve service.  He’s excited in his role managing projects and the USACE Feasibility Study for the LRC program during an exciting time at the Districts. Mark spends his free time on the water and in the mountains: hiking, biking, skiing, rock climbing, whitewater kayaking, and fly fishing with his camera at the ready.

Contact: mwilcox@mcdd.org / 503-281-5675 ext. 318
District Employee

Evyn Mitchell

Levee Ready Columbia Public Affairs & Communications Manager

Evyn Mitchell has been helping local organizations and community leaders tell their stories, identify resources, create new partnerships, and get things done for Oregonians for over fifteen years. She has worked on and managed congressional, statewide and local candidate and ballot measure campaigns, consulted for numerous political candidates and causes, and developed and executed strategic communications and public affairs strategies for elected officials and nonprofit organizations.

Over the years, Evyn has provided strategic communications, fundraising, grassroots advocacy, and organizational management services to several non-profits, including Planned Parenthood, ACLU of Oregon, Basic Rights Oregon, and Camp Fire Columbia. She has also directed fundraising for the Oregon Senate Democrats and for Congresswoman Suzanne Bonamici’s initial campaign for Congress, worked for the Senate Majority Leader during legislative session, and managed multiple candidate and ballot measure campaigns. Most recently, Evyn put her communications and project management skills to work with the Association of Oregon Counties, supporting the establishment of a new program designed to give county commissioners the capacity to convene diverse stakeholders to identify and implement solutions to complex local issues. This work provided a natural segue to her current role as Public Affairs and Communications Manager for Levee Ready Columbia.

Outside of work, Evyn serves as a board member of Emerge Oregon and DePaul Treatment Centers. When she’s not volunteering, she can be found kayaking or skiing depending on the season, and seeing as much live music as possible.

Contact: emitchell@mcdd.org / 503-281-5675 ext. 325
Policy & Administration

Emily Stumpf

Sr. Policy Coordinator

Emily joined the MCDD team in the Spring of 2016. In her role as Sr. Policy Coordinator, Emily supports the work of the board members on all four district boards and works on policy related matters for the districts. Emily acts as a liaison between board and staff members, and also helps to manage the annual landowner meetings for each district. She holds a B.A in Political Science from California Lutheran University and a Master of Public Administration from Portland State University. Prior to her work at MCDD, Emily worked for the Washington State Legislature and as a campaign organizer in Southwest Washington and Washington, DC. Emily enjoys using her spare time to stay up to date on pop culture, create epic charcuterie plates, take photos of her cat on her phone, and enjoy the outdoors hiking and snowboarding.

Contact: estumpf@mcdd.org / 503-281-5675 ext. 322
District Employee

Karen Lorena Carrillo

Public Affairs and Community Relations Manager

Karen joined MCDD in the fall of 2017.  In her role, Karen leads projects and programs that raise awareness of flood risk and flood protection systems, manages district communications, and builds strategic partnerships with a variety of organizations and community groups.  Prior to MCDD, Karen worked as Outreach and Events Director for the Columbia Slough Watershed Council and as the Education and Engagement Manager for the Oregon Environmental Council. She brings to MCDD a fresh perspective on community engagement through her previous roles at Mercy Corps and Self Enhancement Inc.

Karen is a graduate of the Center for Diversity and the Environment’s E42 program and works closely with the Policy & Admin team to promote awareness, understanding, and further behaviors and policies that support diversity and inclusion. She holds a B.A in International and Sustainable Urban Development and a Project Management certificate from Portland State University. She also holds a certificate of French language proficiency from CIEP for France’s Ministry of Education; she is fluent in French and Spanish.

In her free time, Karen serves on the board of the Vanport Mosaic and the International Association for Public Participation, Cascade Chapter. She volunteers for Social Justice Fund NW projects and enjoys kayaking, gardening, and traveling many miles to spend time with her abuelo.

Contact: kcarrillo@mcdd.org / 503-281-5675 ext. 302
District Employee

Tracy Olmedo

Human Resources Generalist

Tracy joined MCDD in the Fall of 2019 as Human Resources Generalist. She is responsible for managing and overseeing the District’s human resources program, including employment policies and benefits administration. Prior to MCDD, Tracy worked in the private sector in California as an HR Business Partner and coordinated functions like recruitment and selection, HR & benefits administration, employee relations, safety and wellness programs, and local, state and federal employment law compliance. Tracy holds a degree in Business Economics (B.S.) from Cal State, Los Angeles and a professional in Human Resources Certificate (PHR) from the HR Certification Institute. Outside of work, Tracy enjoys discovering new restaurants and working on her yoga game. She is fluent in Spanish.

Contact: tolmedo@mcdd.org / 503-281-5675 ext. 327

Jasmine Gilmore

Policy & Administration Assistant 

Bio coming soon.

Planning

Amber Ayers

Project Manager

Amber joined MCDD in 2018 as a Project Manager in our Planning Division. Growing up in the Pacific Northwest, Amber is passionate about connecting people to the land and water around them. Her background in water resource management, land use and resiliency planning empower Amber to be a resourceful problem solver and develop collaborative solutions to complex challenges facing our region.

Amber works on a wide array of projects, ranging from capital infrastructure projects to long range planning efforts. Specializing in environmental planning; Amber performs land use reviews, oversees project planning, delivery and helps navigate regulatory requirements. She believes that by working together with landowners, community members and regional stakeholders, we can all be part of the solution to enhance community safety, support the region’s vitality and increase community awareness.

In her spare time, Amber serves on the Native Plant Society Board (Portland Chapter) and is an avid hiker and gardener. Promoting agricultural and genetic biodiversity, Amber is dedicated to supporting sustainable food systems and preserving cultural traditions.

Contact: aayers@mcdd.org / 503-281-5675 ext. 312
District Employee Amber Ayers

Carrie Sanneman

Environmental Program Manager

Carrie joined MCDD in September 2019 and currently manages the District’s Environmental Program, which covers natural resource management, planning, and permitting. She’s also supporting the Districts’ efforts to modernize the levee system and advising on the ways a modernized governance structure can use integrated floodplain management strategies to both improve flood safety and the health of the Columbia Slough. Carrie loves digging into environmental problems that span policy, people, and place. She brings a background focused on collaborative approaches to conservation and bringing nature-based strategies into environmental compliance programs. She has degrees in Biology and Environmental Studies (BS) from Iowa State, and Environmental Science and Management (MESM) from the Bren School at UCSB.

In her spare time, you can find Carrie running, reading, gardening, paddling, backpacking, or remodeling her SE Portland home with her husband.

Contact: csanneman@mcdd.org@mcdd.org / 503-281-5675 ext. 331

Brian Eberhardt

Project Manager

Brian began working at MCDD in June 2015 as an Assistant Project Manager, then worked as a Business Analyst, before becoming a Project Manager. He oversees several projects and programs at MCDD, including: emergency management, capital projects, aquatic invasive species management, plant restoration projects, and inspection coordination with the United States Army Corps of Engineers (USACE). Brian has a Master of Public Administration degree from Portland State University, with a focus in Water and Energy Policy in the Columbia River Basin. Outside of work, he loves to hike, paddle, garden, and travel.

Contact: beberhardt@mcdd.org / 503-281-5675 ext. 317
District Employee

Pat Bradley

Project Manager

Pat joined MCDD in July 2018 as a Hatfield Fellow through Portland State University. Serving as a limited duration Project Manager, Pat works in the Planning Department managing projects and supporting policy work. He is also creating a District-specific Operations and Maintenance Manual through close work with the Operations Department.

Pat recently finished an M.S. in Environmental Policy from the University of Michigan where he focused on environmental economics and finance. He has previously worked on sustainable investing issues, environmental justice education and policy, and environmental consulting. Having mostly private-side experience, Pat is excited to be with MCDD to gain a sense of what the public sector is like. Outside of work, Pat likes to explore Portland’s live music scene and is an avid runner.

Contact: pbradley@mcdd.org / 503-281-5675 ext. 324
District Employee
Operations

Randy Lyons

Operations Manager

Randy joined MCDD in December 2016. Currently he is the Operations Manager and plays as the key point of contact with all issues related to the Operations and Maintenance at MCDD. Prior to MCDD, Randy spent several years in the Alaskan Oilfields as a Roustabout, spent time on road construction crews, and worked in sales and marketing in the snowboarding industry. Randy received a Bachelor of Arts at Portland State University, Majoring in Sports Marketing and Minoring in French.

Randy is an avid outdoorsman who enjoys all the outdoor activities that Pacific Northwest provides. He is also a Francophile who enjoys speaking the French language.

Contact: rlyons@mcdd.org / 503-281-5675 ext. 314
District Employee

Cory Pierce

Operations and Maintenance Specialist

Cory Joined MCDD in the spring of 2014. He currently is an Operations Specialist on the Operations Team and is a key representative on the MCDD IT committee. Cory takes part in all areas in our maintenance including: herbicides, mowing, equipment operating, and pump station maintenance. Prior to MCDD Cory spent several years working in commercial and residential construction including concrete work and heavy equipment operating. He also spent some time working for Eco Star which has helped him be a key member of the IT committee.

He is a local graduate from Forest Grove High School. Cory is an avid outdoorsman who enjoys hunting and fishing in the great State of Oregon.

Contact: cpierce@mcdd.org / 503-281-5675 ext. 314

Josh McNamee

Asset Maintenance Specialist

Josh joined MCDD in 1999 as an Asset Maintenance Specialist. He works with operations on projects, maintenance and monitoring related to conveyance systems and pump stations. His professional career started at MCDD and includes professional and technical training. Outside of work, Josh enjoys outdoor activities with family and friends.

Contact: pbradley@mcdd.org / 503-281-5675 ext. 324
District Employee

Charles Chrisp

Operations & Maintenance Tech II

Charles Joined MCDD in 2011. Charles is key member of our field crew and has taken a leadership role in our herbicide spraying program at MCDD. Charles’s years of experience working in all four districts has given him a strong knowledge of the intricate systems that we manage at MCDD. Outside of work, Charles spends his time hanging out with his family.

Contact: cchrisp@mcdd.org / 503-281-5675 ext. 314
District Employee

Byron Zirkle

Construction Lead

Byron joined MCDD March 2013.  In his role as construction lead, he provides support and direction on major and minor construction projects throughout all four Districts.

Byron brings over 20 years of experience in the construction sector to MCDD. He attended the Carpenters apprenticeship program at Clackamas Community College.  Byron draws from his vast knowledge of construction projects over the years which allows him to be a key member of the Operations Team.

Byron is a local graduate from the Oregon City High School. He is an avid outdoorsman who enjoys fishing the major Rivers and tributaries in the local region.

Contact: bzirkle@mcdd.org / 503-281-5675 ext. 314
District Employee

Scott Doyle

Operations & Maintenance Tech II

Scott joined MCDD December 2010 and is a valuable member of the operations team. During the summer months Scott is a Lead Mower working on the annual Levee and Ditch Mowing throughout all four Districts.  Prior to MCDD, Scott spent many years in the demolition and construction industry.

Scott is a local graduate from Clackamas High School. He is an avid outdoorsman who enjoys fishing the major Rivers and tributaries in the local region.

Contact: sdoyle@mcdd.org / 503-281-5675 ext. 314
District Employee

Steve Luna

Facilities Manager

Steve started his career at MCDD in 1998. He currently holds the position of Facilities Manager and is the key point of contact on anything to do with facilities that resides on the MCDD campus including: vehicles, equipment, and infrastructure.

Steve has years of experience in the maintenance and mechanical world. He is a certified mechanic, a 20-year journeyman lineman, Millwright, and spent a few years before joining MCDD in the nearby Trojan nuclear power plant.

Steve is an avid Race car enthusiast spending much of his time being involved with race teams. He also loves camping and riding quads with friends and family.

Contact: sluna@mcdd.org / 503-281-5675 ext. 311

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