Portland Harbor Superfund Site, Portland, Oregon, Major Oil Company

Our services included the following:

• Review and database update
• Site history assessment
• GIS and visual imagery
• Well screens, lithology, and potentiometric surfaces
• Ground water/surface water interaction
• Dissolved impacts
• Site features (including Data sewers)
• Sediment data
• Visual imagery included BTEX, TPHg, TPHd, TPHo, naphthalene, arsenic, copper, lead, zinc, and dissolved oxygen
• Ground water and COC flux analysis
• Flux from site into river
• Potential dilution
• Evaluate relative to surface water regulatory standards
• Stormwater infiltration, runoff, and flux assessment
• Preparation of PowerPoint presentations incorporating the above

ASCON Landfill Superfund Site, Huntington Beach, California

We prepared the Communication, Participation, and Coordination Plan addressing interface between our client and ASCON Consent Order Settling Parties. The plan described coordination and parallel activities with other Consent Order parties. One of our executives was named as our client's Project Engineer for this site.