Endangered Species Survey work determines whether a development site harbors federally or state-listed threatened and endangered species — and what that means for your project timeline, permits, and costs. In Illinois, construction projects near prairies, wetlands, and mature forests increasingly trigger the need for an Endangered Species Survey before ground can be broken. A3 Environmental
- Published in Ecological Services
Green Infrastructure Grant programs fund bioswales, stormwater wetlands, and native plantings that reduce nonpoint source pollution in Illinois communities. The IEPA’s Green Infrastructure Grant Opportunities (GIGO) program is one of the most accessible funding sources for municipalities ready to replace aging stormwater infrastructure with nature-based solutions. A3 Environmental Consultants (A3E) helped the City of Rockford,
- Published in Ecological Services
Watershed Plan development is the foundation of effective water quality restoration in Illinois. A well-built Watershed Plan identifies pollution sources, proposes science-based solutions, and creates the roadmap that unlocks federal funding — including IEPA Section 319(h) grants. Without an EPA-approved Watershed Plan, most communities cannot access implementation funding for streambank stabilization, buffer installation, or habitat
- Published in Environmental Due Diligence
319 Grant funding supports watershed restoration projects that reduce nonpoint source pollution in impaired waterways. Administered by state environmental agencies under Section 319(h) of the Clean Water Act, these competitive grants support streambank stabilization, sediment control, native plantings, and stormwater best management practices. In Illinois, the IEPA manages the 319 Grant program with funding from
- Published in Ecological Services
A Phase 1 Environmental Site Assessment cost typically falls between $2,200 and $4,000. Most standard commercial properties fall at the lower end of that range. Complex sites — former industrial facilities, brownfields, or properties with long operational histories — push toward the higher end. The price covers a records review of federal, state, and local
- Published in Environmental Due Diligence
One of the services we provide at A3 Environmental Consultants is Environmental Screening for Wellhead Protection Areas (WPA) for Point Source Pollution. The logical first question everyone asks is “What does a Environmental Screen for a Wellhead Protection Area look like?” Well, click through this link and download a sample. A3E provides these services for
- Published in Environmental Due Diligence
The City of Belvidere, Illinois engaged C.E.S., Inc. to address chronic sediment accumulation and maintenance challenges in the 6th Street Channel, a municipal stormwater conveyance that had become increasingly difficult and costly to maintain. The City’s original plan called for lining the channel with concrete, but regulatory agencies would not permit a hardened channel due
- Published in Ecological Services, Project Profiles
When federal dollars fund a community project, the National Environmental Policy Act (NEPA) requires a thorough environmental review before construction begins. For the Wood Dale Park District’s Central Park redevelopment — a $324,475 HUD-funded project in DuPage County, Illinois — that meant a full 24 CFR Part 58 NEPA Environmental Review to clear the site
- Published in Project Profiles
Public utility provider(s) in Northern Illinois rely on A3 Environmental Consultants (A3E) to manage their Underground Storage Tank (UST) removal and closures. In addition, A3E provides UST Compliance Audits to keep our clients on the right side of the Office of the State Fire Marshal (OSFM). Our clients work hard to avoid regulatory compliance issues
- Published in Project Profiles, Environmental Consulting, Environmental Remediation
When a federally funded health center project moves forward, a NEPA Environmental Assessment is the gatekeeping document that determines whether construction can proceed. The National Environmental Policy Act (NEPA) requires federal agencies to evaluate the environmental consequences of proposed actions before committing resources — and for the Inner-City Muslim Action Network (IMAN), that meant hiring
- Published in Project Profiles
An environmental record search is a regulatory and historical database review that tells you whether a commercial property — or any of its neighbors — has a documented history of contamination, before you buy, lend, or develop. It is the fastest, lowest-cost form of environmental due diligence, and for many low-risk deals it is all
- Published in Environmental Due Diligence
A AAI (All Appropriate Inquiries): The process of evaluating a property’s environmental conditions and assessing potential contamination to satisfy legal protections under CERCLA. ACM (Asbestos Containing Material): Materials containing more than 1% asbestos, which can pose health risks if disturbed. AST (Aboveground Storage Tank): A tank used to store liquids above the ground. ASTM (American
- Published in Environmental Consulting
Buying commercial real estate without a Phase 1 Environmental Report is like buying a used car without lifting the hood. Whether it’s a strip mall in Michigan or a logistics hub in Nevada, these reports are essential tools for assessing environmental risk —and they’re not always available for public consumption. In this post, we unpack
- Published in Environmental Due Diligence
Phase 1 Environmental Reports serve as pivotal documents in assessing environmental risks associated with a property. Central to their integrity is the assurance of confidentiality, a cornerstone of professional practice within the environmental consulting industry. Access to these reports is typically restricted to parties directly involved in the contractual agreement governing their production. Without such
- Published in Environmental Due Diligence
For many people, purchasing a commercial property is a once-in-a-lifetime event. It’s not surprising that most don’t know the terminology. There’s no such thing as a “Level One Environmental”. It’s called a “Phase 1 Environmental Site Assessment”. This post is dedicated to all the ways people get their terminology understandably wrong. It makes it difficult
- Published in Environmental Due Diligence
The Golden Gate Bridge is an amazing structure – massive, sitting across a fault line, beautiful and elegant in a way that complements nature and the surrounding city. The Hoover Dam is enormous too. It holds back mind-boggling volumes of water. It makes electricity. It was built with architectural style as well as engineering grace.
- Published in Project Profiles
The ESA Questionnaire is an important part of an ASTM 1527-13 Phase 1 ESA. A3E wants to help Freelance Environmental Consultants to do more work, faster and ultimately get paid more. Why? Because we’ve been there, done that. Let’s work together!
- Published in Environmental Due Diligence
Discovering a leaking underground storage tank (UST) on your property is like finding out your basement has a swimming pool you didn’t order—and it’s full of gasoline. Whether you’re preparing to buy, sell, or simply manage a site, a UST is rarely a welcome surprise. Regulators are strict, buyers get nervous, and cleanup costs can
- Published in Environmental Due Diligence, Environmental Remediation
Phase 1 Environmental Site Assessment Checklist for Freelance Environmental Consultants. Download.
- Published in Environmental Due Diligence
I thought this article about environmental cleanup liabilities was great information that most people in a property transaction never hear about. You can read the whole thing by clicking here. Lenders, borrowers, purchasers, sellers, and even contractors sometimes get annoyed with environmental lawyers when we insist on reviewing Phase I Environmental Site Assessment (ESA)
- Published in Environmental Due Diligence
In August 2024, A3 Environmental Consultants completed a wetland delineation for Professional Environmental Engineers, Inc. at a 23-acre site along Lincoln Avenue in Lisle, DuPage County, Illinois. The area, a mix of residential, commercial, and recreational land use, required a thorough evaluation to determine the presence of wetlands and any potentially critical habitats. This project
- Published in Ecological Services, Environmental Due Diligence, Project Profiles
As an environmental consultant, we’re frequently asked for advice that veers out of our lane and into what environmental lawyers do best. While I’ve never met or talked to the environmental lawyers over at Spencer Fane, they seem to have some pretty good, concise, advice about environmental law. The following is gleaned from their website
- Published in Environmental Due Diligence
You’re probably wondering how you’ve lived so long on this planet without ever knowing how Illinois landfill pricing works. Settle down nerd. I’m not going to answer every question you have, just give you a slightly better understanding. This article is designed for regular people, new environmental consultants and trucking companies that haul clean fill,
- Published in Environmental Due Diligence
The following is a guide for regular people regarding CCDD – which stands for Clean Construction Demolition Debris. In this primer, we’re going to take a beat to cover background information you’ll need to keep in mind while reading. I’m making the assumption that you, the reader, is not an engineer or environmental consultant but is in an industry that is touched by these regulations.
- Published in Environmental Due Diligence, Environmental Remediation
The Illinois MAC value table sets the Maximum Allowable Concentration (MAC) limits that decide whether soil qualifies as clean fill (CCDD). MAC refers to the maximum allowable levels of contamination in clean fill. CCDD stands for Clean Construction Demolition Debris and is a body of laws from the IEPA (Illinois EPA) that regulate clean fill
- Published in Environmental Due Diligence, Environmental Remediation
Clean fill cost in Illinois comes down to three things: the science, the disposal, and the trucking. CCDD stands for Clean Construction Demolition Debris. Similarly, USF is an abbreviation for Uncontaminated Soil Fill. In Illinois both of these terms are used interchangeably as “Clean Fill”. Both of these terms refer to a body of laws
- Published in Environmental Due Diligence
When most people hear the phrase Environmental Remediation, they picture white-suited consultants scrubbing away spills with oversized toothbrushes or magically restoring soil overnight. The reality is far less cinematic and far more complex. Contamination doesn’t just disappear—it lingers, shifts, and reshapes the way we use land for decades, even centuries. At A3 Environmental Consultants, we
- Published in Environmental Due Diligence, Environmental Remediation
What is a brownfield? It’s not a fancy eco-buzzword—it’s an abandoned piece of real estate that once held a gas station, a factory, or even a strip mall. Instead of thriving, these properties sit empty for years, fenced off and avoided, because they’re weighed down by one ugly truth: real or suspected contamination. Brownfields are
- Published in Environmental Due Diligence, Environmental Remediation
Environmental due diligence is where optimism meets reality when buying commercial real estate. Sellers love to highlight the shiny features of a property—fresh paint, prime location, a “can’t miss” investment—but it’s the buyer’s job to look for the warts hiding under the surface. That’s where environmental due diligence comes in. Just because you can’t see
- Published in Environmental Due Diligence
This 3rd party environmental review scope of work defines what A3E delivers. The review will include a thorough and detailed review of the client provided report(s) (i.e. Phase I ESA, Phase II ESA, RSRA, etc.), an assessment of any conditions that could pose a potential environmental concern to the Subject Property, and professional opinion statements
- Published in Environmental Consulting
As with all things, prices for a Phase I Environmental Site Assessment can vary based on a number of factors. At A3E, we take pride in providing clear, competitive pricing, but there’s a lot that goes into determining the true cost of a Phase I ESA. Understanding those factors can help you make a smarter
- Published in Environmental Due Diligence
Counties across Northern Illinois face a familiar challenge: impaired waterways, regulatory pressure, and limited budgets colliding with very real water quality problems. A well-developed watershed plan is often the difference between reacting to impairment listings and proactively improving streams, lakes, and downstream receiving waters. Over the past decade, A3 Environmental Consultants – known as Olson
- Published in Ecological Services, Project Profiles
Habitat enhancement is a critical tool for protecting and restoring high-value natural areas in highly urbanized regions like Cook County, Illinois. With more than 69,000 acres of preserves under management by the Forest Preserves of Cook County (FPCC), proactive ecological stewardship is essential to maintain biodiversity, ecosystem services, and public value. Since 2019, A3 Environmental
- Published in Ecological Services, Project Profiles
A well-executed Watershed Plan is one of the most effective tools municipalities have to protect water quality, prioritize infrastructure investments, and meet regulatory expectations without guessing. In 2022, A3 Environmental Consultants (A3E) led development of an EPA-approved Watershed Plan for the Winneshiek Creek watershed in Stephenson County, Illinois. The effort balanced technical analysis, stakeholder priorities,
- Published in Ecological Services, Project Profiles
A wetland mitigation bank is only as successful as its planning, performance standards, and long-term monitoring. For municipal and government stakeholders, the difference between a functional public asset and a regulatory headache often comes down to early technical decisions and sustained agency coordination. In Afton, Wisconsin, the Bass Creek Wetland Mitigation Bank demonstrates how a
- Published in Ecological Services, Project Profiles
Chicago’s John G. Shedd Aquarium is one of Chicagoland’s most respected cultural and scientific institutions, internationally recognized for its freshwater and marine conservation leadership. Beyond its iconic lakeside campus, Shedd is deeply invested in protecting and restoring the region’s waterways through research, education, and community partnerships. The South Branch Initiative (SBI) is one of Shedd’s
- Published in Project Profiles
Commercial lenders balance risk, cost, and speed on every deal. But there’s a blind spot: environmental reports. Too often, the drive to reduce borrower costs pushes lenders into a “low-bidder wins” model. At first glance, this looks efficient. In practice, it exposes lenders to unnecessary risk and borrowers to needless expense. For these banks, environmental
- Published in Environmental Due Diligence
About A3 Environmental Consultants A3 Environmental, LLC (A3E) is a Chicagoland ecological consulting firm that designs, implements, and monitors practical, science-based ecological restoration projects. We deliver hands-on restoration and habitat-enhancement work — from invasive-species control, selective herbicide application, brush removal, mowing, and prescribed burning to native-plant specifications, construction oversight, and long-term monitoring — for wetlands,
- Published in Environmental Consulting, Ecological Services
These three environmental report tips can save commercial investors thousands of dollars and protect them from liability they never knew they were carrying. Whether you’re purchasing a property for business operations or as an income-generating asset, commercial investors have a lot riding on the due diligence process. A key step in protecting your investment—and your
- Published in Environmental Due Diligence
Commercial real estate professionals know the clock doesn’t start ticking when the ink dries on the contract—it’s been ticking the whole time. The deal isn’t done until the money moves, and every commercial real estate professional knows there’s a minefield of due diligence steps that can stall, shrink, or sink a closing. One of the
- Published in Environmental Due Diligence
An Environmental Desktop Report is a fast, ESRI-based screening of regulatory and historical records that tells a lender whether a commercial property — or any of its neighbors — carries documented environmental risk, without the cost or delay of a full Phase 1 ESA. In commercial lending, time and risk tolerance are constantly at odds:
- Published in Environmental Due Diligence
If you’re buying commercial real estate, you’re not just purchasing walls and dirt — you’re inheriting its history. That means if the previous owner had a love affair with toxic solvents in 1972, you might be picking up the tab for the cleanup in 2025. This is where Phase 1 ESA and Phase 2 ESA
- Published in Environmental Due Diligence
An Environmental Database Report is the fastest way a bank can see whether a commercial property — or any of its neighbors — carries a documented history of contamination before money changes hands. Also known as an EDR, Environmental Screen (ES), Desktop Assessment, or Desktop Due Diligence, this streamlined tool delivers high-level environmental risk data
- Published in Environmental Due Diligence
The gold standard comes from the American Society for Testing and Materials (ASTM). Think of it like GAAP for accounting or ISO for manufacturing—ASTM sets the playbook so every Phase I Environmental Site Assessment (ESA) is done the same way, every time. That means no surprises for you, and confidence for banks, investors, and anyone
- Published in Environmental Due Diligence
In 2025, environmental inspections are more than just a box to check before closing a deal — they are your shield against future liabilities. For business owners nationwide, a Phase I Environmental Site Assessment (ESA) is the gold standard in due diligence. Conducted by trained Environmental Professionals (EPs), these inspections uncover past, present, or potential
- Published in Environmental Due Diligence
An RSRA — a Record Search with Risk Assessment — is a streamlined, SBA-approved alternative to a full Phase 1 Environmental Site Assessment (ESA) that delivers commercial-property environmental due diligence at less than half the cost. Developed by the Small Business Administration (SBA) for SBA-backed loans, the RSRA pairs a comprehensive database search with a
- Published in Environmental Due Diligence
An environmental report is any documented review of a property’s contamination history — from a quick database screen to a full Phase I ESA — and for all-cash buyers it is the one piece of due diligence no lender is forcing you to order, which is exactly why it deserves a closer look. Everyone buying
- Published in Environmental Due Diligence
Environmental due diligence in CRE is more than a checklist—it’s your financial seatbelt. At the center of it is the Phase 1 Environmental Site Assessment (ESA), a tool designed to uncover potential environmental risks before you commit to a property. Skip it, and you might as well be signing a blank check to future liabilities.
- Published in Environmental Due Diligence
In the world of commercial real estate (CRE) transactions, few phrases can stop a deal in its tracks like Recognized Environmental Condition — or REC. For banks and CRE buyers, understanding RECs and how to address them isn’t optional; it’s essential. At A3 Environmental Consultants, we help you navigate the landscape, from identification to resolution,
- Published in Environmental Due Diligence
When you hear “environmental inspection” in commercial real estate (CRE), think of it as the property’s medical check-up before you commit to buying it. In the context of a Phase 1 Environmental Site Assessment (ESA), this inspection is a critical component — part detective work, part science, and entirely about protecting your investment. For CRE
- Published in Environmental Due Diligence
















































