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Tag Archives: extraction
Dual-Phase Extraction (DPE) | Technology Description
Dual-Phase Extraction (DPE) is a remediation technology used to remediate soils and groundwater affected with volatile organic compounds (VOCs). This technology works by extracting soil vapor and groundwater from the subsurface, then treating the vapors and water prior to discharge.
Posted in All Posts, Groundwater Remediation, Remediation, Soil Remediation, Technology
Tagged dual phase, extraction, groundwater, remediation, system
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Soil Vapor Extraction and Air Sparge Operation, California Refinery
A global oil and gas corporation commissioned the operation and maintenance of a soil and groundwater remediation system designed an active California refinery. Continue reading
Posted in All Posts, Groundwater Remediation, Projects, Remediation, Soil Remediation
Tagged biological, closure, extraction, groundwater, plans, remedial, remediation, sampling, site, soil, SVE, treatment, water
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Closure Plans for Contaminated Sites and Regulatory Closure Negotiations
Closure plans are prepared to supplement work plans for contaminated sites when a property owner is interested in obtaining No Further Action letters from the lead regulatory agency. Closure plans provide a description of administrative and technical requirements and factors supporting closure, including cleanup goals based on indoor vapor intrusion pathways and groundwater intrusion pathways. Communicating closure strategy is effective for early regulatory approval.
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Posted in All Posts, Services
Tagged closure, extraction, intrusion, johnson-ettinger, PCE, plans, redevelopment, soil, SVE, TCE, vapor, VLEACH
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