Natural Gas Plant Phase 1 ESA: Proven $4,100 Project Profile
A natural gas plant Phase 1 ESA is an environmental due diligence report that documents the current and historical environmental conditions of a gas…
Environmental Due Diligence
Watershed Plan: Best Guide to Community Water Quality (2026)
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…
Phase 1 Environmental Site Assessment Cost (2026 Guide)
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…
Wellhead Protection Area – Sample Report
One of the services we provide at A3 Environmental Consultants is Environmental Screening for Wellhead Protection Areas (WPA) for Point Source Pollution. The logical…
Phase 1 ESA in Bedford Park: Protect Your Investment
When it comes to commercial real estate (CRE), a Phase 1 ESA is more than paperwork—it’s your first line of defense against costly environmental…
2025 Brownfield Assessment for Redevelopment, St Charles, IL
Redeveloping industrial properties comes with unique challenges, and a thorough Brownfield Assessment is critical for success. In 2025, A3 Environmental Consultants (A3E) conducted a…
Project Profiles
SPCC Compliance Audits: A Proven 5-Year Utility Program
An SPCC compliance audit verifies that a facility’s Spill Prevention, Control, and Countermeasure Plan — required under 40 CFR Part 112 for facilities storing…
Natural Gas Plant Phase 1 ESA: Proven $4,100 Project Profile
A natural gas plant Phase 1 ESA is an environmental due diligence report that documents the current and historical environmental conditions of a gas…
City of Belvidere, 6th Street Channel Naturalization
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…
HUD Part 58 NEPA Environmental Review for Wood Dale Park District
When federal dollars fund a community project, the National Environmental Policy Act (NEPA) requires a thorough environmental review before construction begins. For the Wood…
UST Removal & UST Compliance Audit Project Profile
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,…
NEPA Environmental Assessment for IMAN Health Center Expansion
When a federally funded health center project moves forward, a NEPA Environmental Assessment is the gatekeeping document that determines whether construction can proceed. The…
Environmental Remediation
SPCC Compliance Audits: A Proven 5-Year Utility Program
An SPCC compliance audit verifies that a facility’s Spill Prevention, Control, and Countermeasure Plan — required under 40 CFR Part 112 for facilities storing…
2025 Brownfield Assessment for Redevelopment, St Charles, IL
Redeveloping industrial properties comes with unique challenges, and a thorough Brownfield Assessment is critical for success. In 2025, A3 Environmental Consultants (A3E) conducted a…
UST Removal & UST Compliance Audit Project Profile
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,…
Leaking Underground Storage Tank Removal & Closure
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…
Understanding CCDD: A Guide for Regular People
The following is a guide for regular people regarding CCDD - which stands for Clean Construction Demolition Debris. In this primer, we’re going to…
MAC Value Table for CCDD: Clean Fill Landfill Illinois
The Illinois MAC value table sets the Maximum Allowable Concentration (MAC) limits that decide whether soil qualifies as clean fill (CCDD). MAC refers to…
Environmental Consulting
SPCC Compliance Audits: A Proven 5-Year Utility Program
An SPCC compliance audit verifies that a facility’s Spill Prevention, Control, and Countermeasure Plan — required under 40 CFR Part 112 for facilities storing…
UST Removal & UST Compliance Audit Project Profile
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,…
Environmental Consulting Glossary of Terms
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…
Environmental Consulting & Land Protection in Northern Illinois
A3 Environmental Consultants proudly congratulates Steve Barg of the Jo Daviess Conservation Foundation on receiving this year’s George and Barbara Fell Award at the…
Our Water’s Health – Rockford Region Water Quality Report
Clean water supports public health, economic stability, recreation, and ecological integrity. In 2025, A3 Environmental Consultants (A3E) partnered with the Region 1 Planning Council…
Scope of Work: 3rd Party Environmental Review
This 3rd party environmental review scope of work defines what A3E delivers. The review will include a thorough and detailed review of the client…
Ecological Services
Endangered Species Survey: Essential Illinois Guide (2026)
Endangered Species Survey work determines whether a development site harbors federally or state-listed threatened and endangered species — and what that means for your…
Green Infrastructure Grant: Best Guide to IEPA GIGO Funding (2026)
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…
319 Grant: Best Guide to Watershed Restoration Funding (2026)
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…
Ecological Services: Best Illinois Solutions for 2026
Ecological Services protect land, water, and habitat across Illinois — and the right consultant makes the difference between a regulatory headache and a successful…
Land Preservation Transactions in Northern IL, 2026
In Northern Illinois, conservation work is rarely just about protecting scenic landscapes—it is about structuring durable, defensible transactions that ensure ecological value persists across…
City of Belvidere, 6th Street Channel Naturalization
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…