Service Offerings: Chemical: Remediation Our remediation programs are designed with consideration for the following variables: Human health and environment Our client's expressed and implied standard of care Our client's business constraints Our knowledge of technical feasibility and technical limitations. Risk based corrective action criteria have allowed for use of passive remediation approaches in several situations. However, active remediation will continue to be necessary at a small percentage of sites. Delta's remediation experience and expertise include: Natural attenuation and associated passive approaches Chemical augmentation Biological induction and enhancement Traditional methods: Soil vapor extraction, pump & treat, and excavation Our remediation programs greatly rely on effective regulatory stakeholder management. They are designed to leverage Delta's intimacy with local regulatory agencies and Delta's technical reputation for the benefit of our clients. Delta offers the full range of investigation/ remediation services including: Subsurface CERCLA/RCRA/UST investigation (RIFS/RFI) Advanced data management capabilities for complex sites Fate/transport of chemical products and wastes in groundwater Investigation of surface impoundment impacts Project life cycle costs analysis Innovative remediation approaches For further information contact: Bob Karls