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Case Study: Property Redevelopment Support: Soil Removal and Confirmation Sampling

by Alison | Jul 28, 2020 | CSC Case Studies, Remediation Planning & Oversight, Soil & Groundwater Sampling

The Line Project CSC conducted oversight of excavation and removal of soils affected by petroleum hydrocarbons at a four-acre property in Santa Ana, California. In 2016 during grading for redevelopment with multi-family residential land use, petroleum hydrocarbons...

Case Study: Chlorinated Solvents and Perchlorate Groundwater Treatment System

by Alison | May 15, 2020 | CSC Case Studies, Remediation Planning & Oversight, Soil & Groundwater Sampling

Cleanup was accomplished in a relatively short time frame by focusing the remediation strategy on hot spots and high-rate removal tactics to minimize plume spreading.The chlorinated solvents, perchloroethylene (PCE), trichloroethylene (TCE), and hexavalent chromium...

Case Study: Methane Studies and Operation & Maintenance Activities

by Alison | Jul 28, 2020 | CSC Case Studies, Remediation Planning & Oversight, Soil & Groundwater Sampling

Multiple Sites Including Schools CSC conducted subsurface environmental assessments for methane in soil gas for various sites within the City of Los Angeles (City), including properties planned for redevelopment and school sites. The studies were performed in areas...

Case Study: Area-Wide Phase I Environmental Site Assessments

by Alison | May 15, 2020 | CSC Case Studies, Environmental Site Assessments

On behalf of the Riverside County Transportation Authority, the right-of-way acquisition consultant engaged CSC to conduct approximately 75 Phase I Environmental Site Assessments and 12 Tier 2 Vapor Encroachment evaluations over an eight-month period. By organizing...

Case Study: Groundwater Monitoring, Soil Vapor Survey and Preparation of a Remediation Work Plan

by Alison | May 15, 2020 | CSC Case Studies, Remediation Planning & Oversight, Soil & Groundwater Sampling

CSC was selected to conduct semi-annual groundwater monitoring, perform a soil vapor survey and prepare a remedial action plan for approval by the Los Angeles Regional Water Quality Control Board. The site was a vehicle maintenance facility operated by a school...
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For over 20 years, Clark Seif Clark’s highly qualified Team has been providing a broad range of hazardous materials and health & safety compliance professional services to resolve complex environmental issues.  The cornerstone of our ability to meet client goals and objectives is our commitment to Value Engineering.  Our staff is highly motivated and successful at providing the most cost-effective approach when conducting environmental surveys; performing hazard assessments; preparing remediation and abatement work plans; and representing our client’s  best interests when providing field oversight of third-party contractors to ensure the quality of their work and conducting negotiations with regulatory authorities.

Contact us to learn how we can identify the best solution to your environmental concerns.

800-807-1118

Latest News

  • Characterization of Wildfire Smoke Residues in Residential Properties
  • Environmental Topics: Informational Videos 2023
  • Environmental Topics: Informational Videos 2022

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Latest Posts

Characterization of Wildfire Smoke Residues in Residential Properties

Environmental Topics: Informational Videos 2023

Environmental Topics: Informational Videos 2022

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