In 2015 and 2016, JCWC hosted a Science Symposium to showcase recent science conducted in the watershed. Below are PDFs of the talks given in 2015, listed in the order they were presented. Full program & abstracts here.

Talk TitlePresenter NamePresenter Agency
Clean Water For All (CWFA): A UK+US collaborationAlan YeakleyPortland State University
The influence of metals from stormwater outfalls on sediment denitrification in Johnson Creek, ORJennifer MorsePortland State University
Delivering Blue-Green Infrastructure: An exploration of barriers and uncertainties surrounding the city-wide implementation of BGI facilitiesSamantha Hamlin & Marissa MatslerPortland State University
Restoration choice: Attitudes, perceptions, and values in the Johnson Creek watershedAshlie Denton &
Mary Ann Rozance
Portland State University
Reed College Research: Crystal Springs and Johnson CreekNoelwah R. Netusil, Stanley H. Cohen,
Maya Jarrad, &
Zachariah Perry
Reed College
Science CollaborationBruce NewtonJohnson Creek Watershed Council
The Hydrology of Johnson CreekAdam StonewallUnited States Geological Survey
Johnson Creek Water QualityJulie DiLeoneEast Multnomah Soil and Water Conservation District
Temperature and Macroinvertebrates in Johnson CreekTorrey LindboGresham Environmental Services
Field Documented Fish in Johnson CreekRoy IwaiMultnomah County Transportation Division
A Quest for Dragons: Odonate diversity in Johnson Creek watershedCeleste A. S. MazzacanoXerces Society
Watershed Health Index & Report CardsJennifer AntakPortland Bureau of Environmental Services
Gauging Restoration Success: How site conservation plans and key ecological attributes inform restoration along Johnson CreekKate HolleranMetro
Downspout Disconnection Program Potential to Mitigate HydromodificationKeri HandalayGresham Water Resources Division
Groundwater: An Unseen Resource in the Johnson Creek WatershedTerrence ConlonUnited States Geological Survey


Poster TitlePresenter NamePresenter Agency
Weather or Not, Sometimes it’s Hot: Secondary Data Analysis of Northwest WatersAdam NayakCleveland High School
Wildlife on Johnson CreekCaz ZyvatkauskasJohnson Creek Watershed Council
Welcome to the Nanoscale: Using Epilithic Diatoms as Bioindicators of Water Quality in Johnson Creek WatershedJared Kerman & Katerina MonBelleNorthwest Academy
The Pacific Northwest Stream Quality Assessment (PNSQA)Jennifer MoraceUnited States Geological Survey
A GIS Analysis of Impervious Surface in Commercial and Industrial Land Use in the Clackamas WES Service District #1Lindsey K. ReschkePortland Community College
City of Portland Culvert Replacement/Abandonment on Crystal Springs Creek for Unimpeded Fish PassageChad SmithPortland Bureau of Environmental Services
The Air-Water Interface at Johnson Creek, Oregon: A Structural Analysis Of Surface Films By Comparative MicroscopyRandall W. Smith and Erik J. SánchezPortland State University
Scroll to Top
This is default text for notification bar