Our Phase One Environmental Site Assessment Reports are completed by experienced staff and all are directed by environmental professionals with a minimum of 10 years’ experience. Our projects follow established standard industry guidelines and are highly cost-effective because we are a small employee-owned consulting firm without the overhead of larger competitors. We have the capacity to complete multi-site portfolios across multiple counties within tight deadlines.
We take pride in delivering reliable solutions to identify environmental risks, including potential contamination, releases, and storage of hazardous materials, all in accordance with regulatory rules. Our services include evaluations of wetlands, soil-gas, underground storage tanks, and other environmental issues.
RSB Environmental is the national leader in Phase One Environmental Site Assessment Reports by volume. Most reports are performed to meet the standard set by ASTM E1527-21. RSB Environmental often customizes reports to meet the specific needs of each lender, property owner, or regulatory agency, including Fannie Mae and Freddie Mac. We adapt our approach to account for the diverse topography of Texas and also offer our services in California, including San Francisco, Oakland, and the Central Valley.
Phase One Environmental Site Assessment Report Scope:
Site Reconnaissance
- Site inspection and visual assessment of existing and historical concerns
- Identification of potential waste handling or disposal activities
- Observation of staining, odors, or other indicators of releases
Site History and Research
- Historical aerial photographs and topographic maps
- City planning and engineering records
- Reverse street directories and Sanborn Fire Insurance Maps
- Building permits and prior investigation or sampling data
- Review of questions raised by previous site assessments
Regulatory Review
- Federal and state environmental databases
- Fire departments and local regulations
- Review of environmental reports, evaluation of prior site assessments
- Interview with owners, occupants, tenants, and regulators
RSB Environmental has conducted Phase I ESAs across the U.S., with many completed locally in West Sacramento. As a full-service firm, we support a wide range of commercial, industrial, and redevelopment projects, providing comprehensive insights that support decision-making and minimize environmental liabilities.
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Frequently Asked Questions
What components are included in a Phase One ESA report?
A typical report includes site reconnaissance, historical research, sampling, stakeholder interviews, and evaluation of environmental risks and liabilities.
Does RSB offer services outside Texas?
Yes, we conduct assessments nationwide, including in California—specifically San Francisco, Oakland, and the Central Valley.
Are Phase One ESAs customizable for different lenders?
Absolutely. Reports are often tailored to meet the unique guidelines of lenders like Fannie Mae, Freddie Mac, and local counties.
What’s the difference between Phase One and other ESAs?
Phase One ESAs are initial evaluations focused on identifying potential contamination or releases. Follow-up ESAs may involve further investigation or soil-gas testing.
What should property owners prepare before an ESA?
Property owners should gather site history, prior reports, and grant access for site inspection and occupant interviews to ensure a smooth process.
