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Publication Date: March 25, 2026
Buying or selling property is already a big decision, so adding possible environmental issues on top can make it feel even heavier. That is why environmental testing is not just a box to check for lenders or regulators. It is a way to protect your money, your plans for the site, and the people who will work or live there.
Hidden problems can sit in soil, water, or building materials for many years. They may not show up during a regular property inspection. If they surface late in the deal, they can delay closing, change the price, or even stop the transaction. Getting clear information early lets everyone adjust expectations before things get tense.
Experts who focus on environmental assessments and consulting that support buyers, sellers, and lenders from early discussions through fieldwork can provide solid information to help leaders make smart, low-stress choices about risk, liability, and the property's future use.
Some environmental issues are easy to see, like stained floors or damaged building materials. Many are not obvious at all. They can sit out of sight yet still affect the health of occupants and the site's long-term value.
Common concerns that often affect property value include:
Past property uses play a big role. A site that once held industrial operations, auto repair, dry cleaning, farming, or waste storage can carry a long memory. Stained soil may have been covered long ago. Old drains might be hidden. Yet these past actions can still affect the land and structures now.
These conditions can lead to:
For many commercial properties, the first formal step is a Phase I Environmental Site Assessment, often called a Phase I ESA. This is a research-focused project. It looks at how the property was used in the past and what is happening nearby now.
A Phase I ESA generally includes:
The main goal is to identify Recognized Environmental Conditions (RECs). A REC is a situation that suggests the release of hazardous substances or petroleum, or the risk of one, on the property.
If the Phase I ESA finds RECs, the next step is often a Phase II ESA. This is where testing and sampling come in. Phase II ESAs may involve:
Not every property needs a Phase II ESA. It is usually recommended when there is a specific reason to think contamination may be present. Working with an experienced firm for environmental assessments and consulting helps keep the work aligned with common standards, such as ASTM methods. It can also support defenses like Bona Fide Prospective Purchaser protection under federal law, which can be important if contamination is found.
Soil and groundwater get a lot of attention, but what is inside the building matters just as much. Many properties, especially older ones, contain materials that need careful handling to protect workers and occupants.
Key building-related surveys often include:
When a property is being renovated or demolished, these surveys guide how work should be done. Industrial hygiene evaluations help identify exposures that could affect employees, contractors, and visitors. Hazardous materials surveys provide project teams with the information they need to plan safe methods, select protective gear, and comply with OSHA, EPA, and state requirements.
The best results occur when environmental assessments and consulting directly inform health and safety planning. Findings from testing can then be translated into:
This kind of integrated planning reduces surprises during construction and daily operations.
Environmental test results are not just technical data. They shape the deal strategy. When problems are found, the information often affects:
When contamination is confirmed, it does not always mean the deal is off. It usually means the parties must decide how to manage the risk. Options might include:
An experienced consulting team can help compare these options, explain how they affect future use, and outline what regulators may expect. Environmental professionals also help keep lenders, insurers, and agencies in the loop. Clear communication can keep projects moving while still respecting compliance requirements and long-term asset protection.
The best time to bring in an environmental, health, and safety consultant is early in the due diligence process, before timelines are tight and plans are locked in. That way, Phase I work, possible Phase II testing, and any building surveys can be done in a thoughtful order. This reduces the pressure to make big decisions on short notice.
When you are choosing a partner for environmental assessments and consulting, helpful questions include:
From early file review through field implementation, experts focus on practical answers that help you understand risk, meet your obligations, and move property transactions forward with greater confidence.
J.S. Held thanks Jeff Bannon and Bill Clarke for providing insight and expertise that greatly assisted this research.
Jeff Bannon, PG, joined J.S. Held in May of 2026 as part of J.S. Held's acquisition of Clark Seif Clark, Inc. Jeff brings over 35 years of diversified environmental consulting experience for a wide range of clients, including state and local municipalities and governmental agencies, the federal government (EPA, DOE, US Air Force, US Navy, Army COE, US Forest Service, BLM), and many commercial/industrial clients. He joined CSC in 2015 after a successful 28-year career with a large engineering firm, where he developed his skills, starting as a field geologist, ending as the Southern California office manager and lead technical manager.
Jeff leads large, complex field efforts for a wide variety of projects and oversees all phases of project coordination, from scoping and budgeting to technical review, quality assurance, and client service. He has achieved site closure agreements from DTSC, RWQCB, and local CUPAs on a wide variety of projects from UST removal projects to complex, multi-media remediation programs involving facility decontamination and demolition, soil and soil-vapor remediation, and groundwater remediation.
Jeff can be reached at [email protected] or +1 747 330 2829.
Donald "Bill" Clarke, PG, joined J.S. Held in May of 2026 as part of J.S. Held's acquisition of Clark Seif Clark, Inc. Bill brings over 30 years of diversified environmental consulting experience for a wide range of clients, including State and local municipalities and governmental agencies, the federal government (EPA, DOD, USDA), and numerous commercial/industrial clients. As Project Manager, he has completed an array of projects, including assessments, removals, facility decontamination, and site closures, and is responsible for all phases of project coordination, including project scoping and costing, budget tracking, technical review, and client service.
Bill can be reached at [email protected] or +1 747 330 2920.
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