Office hours 1: 00-3: 00 pm Monday or by arrangement

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ESR 322/5 Environmental Risk Assessment

Instructor: Yangdong Pan

Office: 218 SBII

Phone: (503) 725-4981


Office hours 1:00-3:00 pm Monday or by arrangement

e-office hours anytime, please put “ESR 322” in your email subject line

Lecture 10:00-11:50 am, Tuesday and Thursday, CH 224

Lab 1:00-3:50 pm, Tuesday or Thursday, SBI 205

Teaching assistant Josh Caplan, SBII 206 (office hours: 10:00-11:00 am Monday,

4:00-5:00 pm Wednesday)


  1. to introduce basic concepts and techniques of environmental risk assessment

  2. to conduct a comprehensive biological assessment of an urban stream

  3. to introduce quantitative data analyses related to the assessment

Writing Guide Pratt, J. R. ESR Writing Guide (available in ESR Office)
Approach Lectures, lab experiments, field studies, group research projects
Plagiarism See detailed descriptions in the ESR Writing Guide.
Project s Comprehensive assessment of Johnson Creek

Stream survey along an urban-to-rural gradient

Grading Lecture course grades will be based on two exams

Lab course grades will be based on lab reports (50%), one

research paper (40%), lab participation (lab, field studies, and mock public


Tentative Course Outline

Week Topic Lab

1 Risk assessment and management Landscape characterization using EPA Risk Assessment Framework GIS (lab report)(meet in NH437)

2 Aquatic environments I Weekend class field trip:

Aquatic environments II Eagle Creek

3 Aquatic ecosystems I Class field trip: Aquatic ecosystems II Johnson Creek
4 Ecotoxicology: concepts Acute ecotoxicity test using

Ecotoxicology: methods Daphnia (lab report)

5 Bioassessment: concepts Chronic toxicity test using

Exam Fathead minnow (lab report)

6 Watershed assessment Stream survey along an urban-to-

Physical habitat assessment rural gradient (Group field trip)

7 Water quality assessment Water chemistry/quality analysis

Stream macro-invertebrates (lab report)

8 Multimetric Biotic Indices Macro-invertebrate analysis

Reference conditions/ecoregions (lab report)

9 No lecture Data analysis/Group discussion

10 Stream restoration No lab

Mock public hearing on Johnson Creek


  1. Final exam and term paper due

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