- Regulatory requirements
- General overview of ecological risk assessment
- Review of the 8-step ERAGS process
- Problem formulation
- Conceptual site models
- Characterization of exposure
- Characterization of ecological effects
- Risk characterization
- Uncertainty analysis
- Special circumstances
Planned Maintenance — August 8-9, 2026
We will be performing scheduled website maintenance this weekend. During this time, the site may be temporarily unavailable.
We appreciate your patience. If you need to register for a course or have questions, please contact us at info@nwetc.org or 425-270-3274.







