TSC has a diversified staff of geoscientist, compliance specialist, air permitting engineers, remediation system designers, compliance specialist, and ecologist to provide comprehensive environmental services and solutions. Our professionals are capable of evaluating and optimizing solutions to a wide variety of sites and needs. We bring decades of experience from across the nation to ensure successful and efficient execution of environmental services and work deliverables. The list to the right includes some of our most frequently provided environmental services.

Air Quality

  • Emissions Inventory
  • Minor source (state-level) New Source Review (NSR)
  • Prevention of Significant Deterioration (PSD)
  • Nonattainment NSR
  • Title V Operating Permits
  • New Source Performance Standards (NSPS)
  • National Emissions Standards for Hazardous Air Pollutants (NESHAPs)
  • Dispersion Modeling
  • National Ambient Air Quality Standards (NAAQS)
  • Visibility Modeling
  • Class I area impacts evaluation
  • Toxics modeling
  • Ambient Air Quality and Meteorological Monitoring
  • Visible Emissions Testing and Training
  • GHG Reporting, Permitting and Management

Permitting & Compliance

  • Facility Compliance Audits
  • Facility Response Plans
  • Spill Prevention Control and Countermeasure (SPCC) Plans
  • Storm Water Pollution Prevention Plans (SWPPPs)
  • Public Water Supply Permitting and Compliance
  • Solid Waste Facility Permitting and Compliance
  • Construction QA/QC

Environmental Assessment, Investigation, & Remediation

  • Phase I Environmental Site Assessments
  • Due Diligence and Compliance Audits
  • Soil and Groundwater Investigations
  • Soil and Groundwater Remediation
  • Under/Above Ground Storage Tank Testing/Compliance
  • Under/Above Ground Storage Tank Removals & Closure
  • RECLAMAX Soil Remediation
  • Groundwater Modeling
  • Human Health Risk-Assessment and Ecological Risk-Assessments
  • Waste Evaluation and Characterization
  • NORM Surveys & Remediation
  • Regulatory Coordination and Closure Assistance