Phase I Environmental Site Assessment Services in Houston

Our Phase 1 Environmental Site Assessment services for Houston are completed by experienced staff and all are directed by environmental professionals with a minimum of 10 years’ experience. Our Houston projects are very cost-effective because we are a small company and do not have the large overhead and expenses of a large company. We have the available staff and experience to complete multi-site portfolios with very short due dates in Houston. We take pride in the fact that we can provide quality Phase 1 ESA reports for less cost than our competition in Houston.

RSB Environmental is the national leader in Phase 1 Environmental Site Assessment services by volume. Most reports are performed to meet the standards of ASTM E1527-13. RSB Environmental often customizes reports to meet individual client or agency lender’s (Fannie Mae, Freddie Mac) requirements while taking the widely varying geology and topography of the Houston region into consideration.

Phase 1 Environmental Site Assessment Report Scope:

Site Visit

  • Inspection of the Site
  • Catalog the Presence of Hazardous Materials
  • Catalog the Presence of Petroleum Products

Historical Research

  • Historical Aerial Photographs
  • Reverse Street Directories
  • Building Permits
  • Planning Records
  • Topographical Maps
  • Sanborn Fire Insurance Maps
  • Department of Oil and Gas Maps
  • Title Information

Geology and Hydrogeology

  • Soil Type
  • Geological Setting
  • Groundwater Depth

Regulatory Research

  • Fire Departments
  • State Environmental Agencies
  • Federal Environmental Agencies

Interviews and Document Review

  • Interview Tenants and Owners
  • Interview State and Local Regulators
  • Review Provided Reports

When you think Phase I Environmental Site Assessment in Houston and beyond, your brain may be speeding around jumping from one of these issues to the next. We hope this 15-minute video will help sort out some of your Phase 1 ESA Houston questions! It may be one of the most stress relieving video you will ever see and hear!

Our Service Areas

RSB has conducted Phase 1 Environmental Site Assessment report work projects nationwide. Locally RSB has completed numerous work projects in Houston. Please feel free to call us at 1-832-761-4559 or email us at to get a site specific price for your property.

Frequently Asked Questions

The duration of a Phase 1 Environmental Site Assessment (ESA) can vary depending on the size and complexity of the area of the property being assessed, as well as the availability of site information and access to the property. On average, a Phase 1 ESA can take several weeks to complete, but it can take longer if additional information is needed or if access to the property is limited.

Potential environmental contamination risks on a site can be identified and evaluated with the help of a Phase 1 Environmental Site Assessment. Before a property may be sold or developed, this sort of assessment is typically needed by financial institutions, insurance companies, and government agencies. The study takes into account the property’s past and present uses in addition to looking for potential pollution nearby. The goal of the assessment is to determine whether there are any environmental contamination threats to the property and to provide solutions to mitigate the potential risks and impacts on the environment.

There are no federal requirements in the United States that require a Phase 1 Environmental Site Assessment (ESA) specifically for Houston. Certain federal statutes, such as the Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA) or the Resource Conservation and Recovery Act (RCRA), may, nevertheless demand a Phase 1 ESA as part of the due diligence process in Houston.
Additionally, some state and municipal rules and regulations in Houston may require a Phase 1 ESA for specific types of properties or transactions. For instance, if a property is sold and used as collateral for a loan in Houston, the lender may need a Phase 1 ESA as a condition of the loan. A Phase 1 ESA may also be required by some state and municipal governments in Houston as a condition of getting a construction permit or for other sorts of development or redevelopment projects.
Even if there is no legislative need, many lenders, insurance companies, and purchasers in Houston will insist for a Phase 1 ESA as a condition of a sale or financing.


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