PROFESSIONAL SERVICES

WATER PERMITTING
NPDES & PRETREATMENT

 

  • New and Renewal Permit Applications

  • Draft Permit Review and Comments

  • Permit Negotiations

  • Regulatory Agency Assistance

  • Technology-Based and Water Quality-Based Effluent Limits

  • Wasteload Allocations and TMDLs

  • Mixing Zone Studies

  • Section 316(a) Demonstrations

  • Section 301(g) variances

ENVIRONMENTAL
LITIGATION

 

  • Clean Water Act

  • CERCLA - PRP services

  • Expert engineering and technical consulting

  • Expert witness services

RESEARCH AND
HISTORICAL MODELING

 

  • Historical toxic pollutant allocation

    • PCBs

    • PAHs

    • Lead

    • Chromium

  • Toxic Pollutant ambient air monitoring program evaluation         

    • U.S. / Canada

    • Europe

    • Japan

WATER QUALITY
ENGINEERING

 

  • Diagnostic evaluations of industrial process water and wastewater treatment systems

  • Wastewater characterization

  • Treatability and pilot plant studies

  • Conceptual engineering for industrial process water treatment systems

  • Outfall and diffuser design

  • Mobile treatment system design and development

  • Permit-to-install applications

  • Strategic planning for water and wastewater management

  • Storm water management and control

PCB AND DIOXIN CONSULTING

 

  • U.S. EPA Dioxin Release Inventory data validation

  • Dioxin & PCB release estimates (air, water, land)

CONTINGENCY
PLANNING

 

  • Spill Prevention, Control, and Countermeasure (SPCC) Plans

  • Storm Water Pollution Prevention Plans (SWPPPs)

  • Pollutant Minimization Plans
    (PMPs)

  • Resource Conservation and Recovery Act (RCRA) Contingency Plans

AUDITING, COMPLIANCE INSPECTIONS, SITE ASSESSMENTS

 

  • NPDES permit Compliance Evaluation Inspections (CEIs)

  • Third party single media and multimedia environmental audits

    (EPCRA, CAA, NESHAPs, RCRA, CWA, TSCA)

  • Industrial storm water permit compliance inspections

  • Municipal Separate Storm Sewer System (MS4) NPDES permit compliance inspections

  • Phase 1 Environmental Site Assessments     (ASTM E1527/E1528)

WATER QUALITY STUDIES
AND DYE TESTING

 

  • Field Studies:

    • Process water characterization

    • Mixing Zones (Thermal, Other)

    • Dissolved Metals Translators

    • Water Effect Ratios

    • Dye Tracer Studies and Flow Measurements

      • Industrial Process Wastewater

      • Non-Process Wastewater

      • Storm Water

    • Time-of-Travel Studies

TRAINING

 

  • Clean Water Act

  • NPDES and Pretreatment Permitting

  • Water Quality Modeling