🏗️ Construction Intelligence

Phase I & II Environmental Site Assessment

Comprehensive environmental due diligence and contamination assessment services following ASTM standards to identify environmental liabilities and support informed real estate transactions.

ASTM E1527
Contamination Testing
Due Diligence
Risk Assessment
Environmental site assessment field work

Professional Environmental Site Assessment

Our Environmental Site Assessment services provide comprehensive evaluation of potential environmental contamination and liabilities for real estate transactions, construction projects, and regulatory compliance.

Following ASTM E1527 and E1903 standards, we deliver thorough assessments that protect your investment, satisfy lender requirements, and support All Appropriate Inquiries (AAI) under CERCLA.

1,000+ Sites Assessed
ASTM Compliant
48hr Turnaround

Environmental Site Assessment Services

Phase I Environmental Site Assessment

ASTM E1527 Standard Practice

Comprehensive Due Diligence

Desktop review and site reconnaissance to identify recognized environmental conditions (RECs) and environmental liabilities.

Key Components:
  • Historical property use research
  • Regulatory database review
  • Site reconnaissance and inspection
  • Interviews with site personnel
  • Environmental lien and activity searches
  • Report preparation with findings and recommendations
Deliverables:
  • ASTM E1527 compliant report
  • Site maps and photographs
  • Database search results
  • Historical documentation
  • Recommendations for further action

Phase II Environmental Site Assessment

ASTM E1903 Standard Practice

Contamination Investigation

Intrusive investigation including sampling and analysis to confirm or deny the presence of contamination identified in Phase I.

Investigation Methods:
  • Soil boring and sampling
  • Groundwater monitoring well installation
  • Groundwater sampling and analysis
  • Indoor air quality assessment
  • Vapor intrusion evaluation
  • Tank testing and assessment
Analytical Services:
  • Petroleum hydrocarbons (TPH)
  • Volatile organic compounds (VOCs)
  • Heavy metals and inorganics
  • Polychlorinated biphenyls (PCBs)
  • Pesticides and herbicides
  • Site-specific contaminants

Our Phase I ESA Process
1

Project Planning & Scoping

Initial client consultation, site information gathering, and development of assessment scope tailored to project requirements and regulatory needs.

  • Client interview and objective definition
  • Site location and access coordination
  • Historical timeframe determination
  • Regulatory requirements review
2

Records Review

Comprehensive review of historical records, regulatory databases, and environmental information to identify potential environmental concerns.

  • Historical aerial photograph review
  • Fire insurance maps and city directories
  • Building permits and property records
  • Environmental database searches (EDR/NETR)
3

Site Reconnaissance

Physical inspection of the property and surrounding area to observe current conditions and identify potential environmental concerns.

  • Site walkthrough and photography
  • Building inspection (interior and exterior)
  • Observation of potential contaminant sources
  • Adjacent property evaluation
4

Interviews

Interviews with current and past property owners, occupants, and local officials to gather information about site history and potential environmental issues.

  • Current owner/occupant interviews
  • Local government official contacts
  • Fire department consultation
  • Historical use documentation
5

Report Preparation

Compilation of findings into a comprehensive ASTM E1527 compliant report with conclusions and recommendations for further action if needed.

  • REC identification and evaluation
  • Environmental liability assessment
  • Recommendations for additional investigation
  • Opinion on vapor encroachment conditions

Common Environmental Contaminants We Investigate

Petroleum Products
  • Gasoline and diesel fuel
  • Heating oil and kerosene
  • Motor oil and lubricants
  • Underground storage tank releases
  • Benzene, toluene, ethylbenzene, xylenes (BTEX)
  • Methyl tertiary-butyl ether (MTBE)

Industrial Chemicals
  • Chlorinated solvents (TCE, PCE, TCA)
  • Polychlorinated biphenyls (PCBs)
  • Heavy metals (lead, mercury, chromium)
  • Acids and caustics
  • Paint and coating materials
  • Manufacturing waste products

Agricultural Chemicals
  • Pesticides and insecticides
  • Herbicides and fungicides
  • Fertilizers and nutrients
  • Organochlorines (DDT, chlordane)
  • Organophosphates
  • Agricultural fuel storage

Building Materials
  • Asbestos-containing materials
  • Lead-based paint
  • Radon gas
  • Mold and indoor air quality
  • Underground storage tanks
  • Transformers and electrical equipment

Environmental Risk Assessment

Risk Factors We Evaluate

Site Location
  • Proximity to contaminated sites
  • Groundwater flow direction
  • Sensitive receptor locations
  • Industrial corridor locations

Historical Use
  • Manufacturing operations
  • Chemical storage and handling
  • Automotive services
  • Dry cleaning operations

Environmental Setting
  • Soil and groundwater conditions
  • Surface water proximity
  • Wetland presence
  • Flood zone designation

Regulatory Status
  • Federal and state listings
  • Permit violations
  • Enforcement actions
  • Cleanup program enrollment

Standards & Regulatory Compliance

ASTM Standards
  • ASTM E1527 (Phase I ESA)
  • ASTM E1903 (Phase II ESA)
  • ASTM E2247 (Environmental Data Management)
  • ASTM E1739 (Risk-Based Corrective Action)
  • ASTM E2600 (Vapor Encroachment)

Federal Regulations
  • CERCLA/Superfund
  • All Appropriate Inquiries (AAI)
  • Resource Conservation and Recovery Act (RCRA)
  • Underground Storage Tank (UST) regulations
  • Clean Water Act compliance

State Requirements
  • Florida Brownfields Program
  • Petroleum contamination cleanup
  • Dry cleaning solvent cleanup
  • State environmental resource permits
  • Institutional and engineering controls

Specialized Assessment Services

Underground Storage Tank Assessment

Comprehensive evaluation of UST systems including tank integrity testing, leak detection, and soil/groundwater assessment.

  • Tank tightness testing
  • Line leak detection
  • Soil vapor monitoring
  • Release investigation
  • Closure assessment

Vapor Intrusion Assessment

Evaluation of subsurface vapor migration and indoor air quality impacts from contaminated soil and groundwater.

  • Vapor encroachment condition evaluation
  • Sub-slab vapor sampling
  • Indoor air quality testing
  • Vapor mitigation system design
  • Long-term monitoring programs

Brownfields Assessment

Specialized assessment and redevelopment support for brownfield properties including regulatory navigation and funding assistance.

  • Brownfields eligibility determination
  • EPA grant application support
  • Cleanup cost estimation
  • Redevelopment planning
  • Regulatory coordination

Asbestos & Lead Assessment

Building material assessment for asbestos-containing materials (ACM) and lead-based paint (LBP) in compliance with EPA regulations.

  • Asbestos survey and sampling
  • Lead-based paint inspection
  • Risk evaluation
  • Abatement planning
  • Clearance testing

Why Choose Our ESA Services?

ASTM Compliance

All assessments strictly follow ASTM standards ensuring regulatory compliance and satisfying All Appropriate Inquiries requirements.

Fast Turnaround

Expedited service available with Phase I ESA reports delivered within 5-10 business days for standard properties.

Risk Management

Professional assessment and clear communication of environmental risks to support informed business decisions.

Lender Acceptance

Reports meet lender requirements for commercial real estate transactions and SBA lending programs.

Need Environmental Due Diligence?

Contact us today to discuss your Environmental Site Assessment needs and protect your real estate investment.