• Regulatory applicability assessments
• Permitting strategy advice
• Preliminary facility design guidance
• New Source Performance Standards (NSPS) and National Emission Standards for Hazardous Air Pollutants (NESHAP) guidance
• Carbon life-cycle analyses

• Air construction permitting
  • Federal new source review/prevention of deterioration (NSR/PSD)
  • state synthetic minor and natural minor source permitting
• Air operating permitting
  • Federal major (Clean Air Act Title V)
  • State minor/synthetic minor
  • Registration permits
  • Permits by rule
• State/local air permitting exemption determinations
• Control technology analyses, including best available control technology (BACT), lowest achievable emission rate (LAER), and state/area-specific technology analyses
• Air dispersion modeling analyses – class I and class II
• Indirect source modeling
• General conformity analysis
• Viewshed analyses
• Health risk assessments
• Air toxics assessments
• Odor modeling
• Construction emissions calculations, including emissions modeling
• Operating air emissions calculations

• Emission calculations (construction and operation)
• General conformity analyses
• Noise calculations and analyses

• Fugitive dust control plans
• NSPS and NESHAP notifications

• emission inventories
• monitoring, recordkeeping, and reporting
• source test management
• compliance audits and assessments
• risk management plan/process safety management (RMP/PSM) development assistance
• RMP submittals
• leak detection and repair (LDAR) assistance
• enforcement support
• voluntary disclosures
• operation and maintenance plans
• startup, shutdown, and maintenance plans
• compliance assurance monitoring plans
• toxic release inventories (TRIs)
• greenhouse gas emission inventories
• training

Our Pipeline sector pipeline service offerings are summarized below:

• planning & feasibility
• permitting
• public outreach and tribal engagement
• National Environmental Policy Act (NEPA) environmental review
  • third-party EIS/EA
  • applicant-prepared EA
• field studies (biological, wetland/waterbody, air quality, and cultural resources)
• construction compliance
  • environmental inspection
  • independent environmental monitoring
  • construction stormwater
• operational compliance
  • pipeline integrity programs and anomaly digs
  • U.S. Department of Transportation Class changes
  • pipe replacements
  • aboveground facility realignments
  • air quality compliance
  • closure/abandonment
• merger & acquisition due diligence
• expert testimony