Olympic Chapter Luncheon
Toxics Cleanup Program, Washington State Department of Ecology
Developments in TPH – Ecological Risk
Join us for a presentation updating the Northwest Environmental Business Council on the Washington State Department of Ecology (Toxics Cleanup Program) environmental studies as well as developed/proposed protective values for total petroleum hydrocarbons:
Project 1: Completed – Toxicity Testing of Soils Contaminated with Gasoline, Diesel, and Heavy Oil.
Project 2: Completed – Environmental Effects-Based Concentrations for Fresh Total Petroleum Hydrocarbons (TPH): Toxicity in Marine and Freshwater.
Project 3: In progress/preliminary values will be presented – Environmental Effects-Based Concentrations for Weathered Diesel: Toxicity in Marine and Freshwater.
Project 4: Proposed – Evaluation of the NWTPH-Dx Analytical Method (including cleanup procedures)