Environmental Site Closure

We take away the guesswork for clients with site investigation, delineation, remediation, and closure services.


We employe a dedicated team of environmental and safety professionals to help alleviate the worry of meeting EHS compliance for our clients.

Environmental Due Diligence

We are committed to providing quality, responsive environmental due diligence services

Building Science

We work with commercial and industrial clients to ensure their property and building-related environmental and safety concerns are addressed.


We’ve developed a Compliance Assurance Program (eCAP® ) that transforms the way companies maintain regulatory compliance.


August Mack is a nationally recognized, award-winning, environmental consulting firm with eight offices in seven states. We provide due diligence and building science services, regulatory compliance services, and subsurface investigation and remediation services to a wide range of clients.


August Mack employs numerous experienced engineers, geologists, environmental scientists, chemists, industrial hygienists


Key Annual RCRA Notifications for SQG and VSQG’s

Two agency notifications may be required for Small Quantity Generators (SQG’s) and Very Small Quantity Generators (VSQG’s).  VSQG’s were formerly known as Conditionally Exempt Small Quantity Generators (CESQG’s).   The 2016 Hazardous Waste Generator Improvement Rule requires SQG’s to re-notify the US EPA or state agency concerning their hazardous waste activities.  SQGs are now required to … more »

Pennsylvania Facilities! Are You Prepared to Prevent and Control Emergencies and Inspections with Your PPC Plan?

First thing is first – what even is a PPC Plan?  The Commonwealth has tried to make our lives easier by trying to consolidate the State and Federal spill and emergency response regulations such as Stormwater Pollution Prevention Plans (SWPPPs) or Hazardous Waste Contingency Plans into one plan.  The consolidated plan, called a Preparedness, Prevention, … more »


2021 Chlorinated Conference

Jun 27, 2021 @ 8:00AM

August Mack will be presenting at the 2021 Chlorinated Conference in Portland, OR – June 27-July 1, 2021. James Berndt, Principal of Technical Services will be giving a presentation titled “Use of Membrane Interface Probe Transects to Locate a Thin Perchloroethylene Plume in an Eloian Sand Aquifer.”

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Do Refrigerant Regulations Apply to my Plant? May…be!

Jun 30, 2021 @ 3:00PM

The EPA has certainly added confusion to the refrigerant regulations. It is debatable whether it was EPA applying the regulations to substitute refrigerants or whether it was the relaxation of some of the regulations for substitute refrigerants that created the confusion. However, the actual regulation as conceived in 1976 was for ODS and not GWP … more »

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The Alphabet Soup of Ohio Due Diligence – AAI/ASTM/BFPP/VAP

Jul 7, 2021 @ 3:00PM

It is important to understand how due diligence can vary from project to project and how it can be used to manage the risks associated with real estate transactions. Environmental due diligence is accomplished by various real estate transactions, each with a different and specific purpose in mind. Understanding what environmental due diligence is and … more »

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