BY ROB WAHLSTROM, PE, PG, AND ROB FLICKINGER This normal-looking parking lot actually doubles as a stormwater infiltration pond If you’ve visited AET’s St. Paul office w…
Read about our cost-effective approach to building our new on-site stormwater infiltration system... https://www.amengtest.com/news/2014/10/articles/2019/10/what-lies-beneath-aet-parking-lot1/

While it’s easy to think of renovation or redevelopment work taking place entirely within a building’s walls, this is rarely the case. The entire site–soil and all–must be investig…
https://www.amengtest.com/news/2014/10/articles/2018/05/environmental-hazards-part-3/

IAQ is a general term that refers to how the quality of air in and outside of a building affects its occupants. A host of contaminants, such as biological (molds and bacteria),…
https://www.amengtest.com/news/2014/10/articles/2018/01/environmental-hazards-part-2/

Whether it’s mold hiding behind walls or asbestos insulating a pipe, nearly every renovation or redevelopment project will encounter some type of environmental hazard. Regulat…
https://www.amengtest.com/news/2014/10/articles/2017/09/environmental-hazards-part-1/

When it comes to indoor air quality (IAQ) there are concerns for everyone. IAQ is so important, not just for employee comfort, but for their health. Poor IAQ has been tied to sympt…
https://www.amengtest.com/news/2014/10/articles/2016/12/environmental-air-qualitys-effect-your-productivity/

When challenged with cleaning up a site plagued with a petroleum release, your options for getting the job done may appear endless. New remediation technologies and tactics seem to…
https://www.amengtest.com/news/2014/10/articles/2016/07/breaking-down-tried-and-true-petroleum-remediation-techniques/

As most plant owners know, air emissions stack tests—which measure the output of specific pollutants emitted from industrial processes—are not to be taken lightly. They’re requir…
https://www.amengtest.com/news/2014/10/articles/2016/05/how-plan-successful-air-emissions-stack-test/

Certain agricultural, industrial, and commercial facilities may be required by the U.S. Environmental Protection Agency (EPA) to prepare and implement a Spill Prevention, Control …
https://www.amengtest.com/news/2014/10/articles/2016/04/keeping-spill-prevention-control-and-countermeasure-plans-spcc/

You may not know it but there could be harmful vapors and/or radon migrating into your building. Recently, Minnesota, Wisconsin, and other states have been requiring soil vapor te…
https://www.amengtest.com/news/2014/10/articles/2015/12/breaking-down-soil-vapor-mitigation/

We often think of rice as a grain, however, in the federal-speak of Environmental Protection Agency regulations RICE is an acronym for Reciprocating Internal Combustion Engine (ba…
https://www.amengtest.com/news/2014/10/articles/2015/12/aet-emissions-testing-guide-rice-neshap-compliance/

Our experienced Environmental Compliance group works to deliver credible permitting, applicability, reporting, and management systems for a variety of compliance issues. That is n…
https://www.amengtest.com/news/2014/10/articles/2015/12/5-things-you-may-not-know-about-aets-air-permitting-and-modeling-services/

With the economy ticking along, many businesses have decided to open new facilities, while others have taken steps to expand or relocate existing facilities. Unfortunately some bu…
With new projects and facilities opening, it is crucial to have up-to-date permits. Unfortunately, many times the need for air permits gets overlooked, resulting in fines from state agencies. AET's Environmental Air Compliance Team has three things to co… https://www.amengtest.com/news/2014/10/articles/2015/06/three-signs-your-business-may-need-air-quality-permit/

A brownfield project is a project that involves cleaning up and redeveloping an underutilized site that is affected by the presence (or potential presence) of a hazardous substanc…
AET's professionals have guided clients in securing millions of dollars in brownfield grant funds. Now we would like to share our tips for a successful brownfield grant application, along with important factors to consider throughout the process. https://www.amengtest.com/news/2014/10/articles/2015/05/granted-inside-look-securing-funding-brownfield-projects/

Sometimes, without knowing it, excavation contractors move and reuse contaminated fill from one project to another, spreading it around. Yes, it's a "Dirty World!" In the Twin …
We are often asked what to do with excess contaminated fill soils or “dirty dirt” from construction or redevelopment projects. Off-site reuse of excess contaminated fill is a common practice for many contractors throughout Minnesota. Thus creating a “Dirt… https://www.amengtest.com/news/2014/10/articles/2015/04/its-dirty-world-part-two/

Just about all urban fill soils in the Twin Cities have some level of contamination from historical activities conducted on the site or due to import from some other unknown site.…
We are often asked what to do with excess contaminated fill soils or “dirty dirt” from construction or redevelopment projects. Off-site reuse of excess contaminated fill is a common practice for many contractors throughout Minnesota. Thus creating a “Dirt… https://www.amengtest.com/news/2014/10/articles/2014/12/its-dirty-world-part-one/