Emission Inventories

• Emission audits
• Emission factor development
• Emission reduction analysis
• Emission management programs
• Quantification of emissions
• Potential to emit calculations

Stack Testing

• Investigative testing
• Compliance testing oversight and compliance determinations
• Emission factor development

Monitoring

• PSD applications
• Pre-construction
• Post-construction
• State implementation plans (SIP)
• Legal actions
• Strategic planning
• Criteria, air toxics, metals and organics
• Validation of dispersion modeling

Modeling

• PSD applications
• NAAQS compliance determinations
• Off-site consequence analysis
• Air toxics

NSPS/NESHAP Compliance

• Performance testing
• Leak detection and repair plans (LDAR)
• Compliance audits

Indoor Air Sampling

Odor and Noise Studies

Environmental Audits

Expert Legal Testimony

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Control Technology Determinations

• Best Available Control Technology (BACT)
• Reasonably Available Control Technology (RACT)
• Lowest Achievable Emission Rate (LAER)
• Maximum Achievable Control Technology (MACT)
• Control device recommendations
• Technical and economical feasibility studies

Hazardous Air Pollutant Management

• SARA 313 reporting
• TIER II reporting
• MACT compliance determinations

Accidental Release Prevention

• Full development of Risk Management Plans under 40 CFR 68 (Section 112(r))
• Off-site consequence analysis
• Hazard assessment

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Title V and State Operating Permits

Prevention of Significant Deterioration (PSD)

Deminimis and Minor Construction Permits

• Source classification determinations
• Permitting strategies
• Pre-construction monitoring
• Dispersion modeling
• Compliance determinations
• Complete application preparation
• Correspondence with regulatory agencies
• Development and review of draft permit conditions
• Post permit issuance compliance audits
• Post-construction monitoring