Plume Stability & the Ricker Method

Posted by Environmental Works on February 1, 2019

After soil and groundwater impact have been fully delineated and all risks to human health and the environment have been evaluated, the next step to getting a Certificate of Completion or No Further Action (NFA) status for your site is to confirm that any impact to the groundwater is decreasing or stable in concentration, and […]

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A New Definition for Waters of the United States

Posted by Environmental Works on January 25, 2019

On December 11, 2018, the U.S. Environmental Protection Agency (EPA) and Department of the Army (Army) proposed a revised definition for “waters of the United States.” The government first issued the final rule in 2015, but that was soon updated, in November 2015. Why is this new definition so significant? It affects which waters fall under Section 404 of the […]

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Industrial Hygiene 101

Posted by Environmental Works on December 13, 2018

To protect the health and safety of employees and the surrounding community, many businesses must invest in industrial hygiene. What is industrial hygiene? According to the American Industrial Hygiene Association (AIHA), it is “a science and art devoted to the anticipation, recognition, evaluation, prevention, and control of those environmental factors or stresses arising in or […]

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High-Resolution Site Characterization

Posted by Environmental Works on November 30, 2018

The term “high-resolution site characterization” has recently become a buzz phrase in the world of site characterization, clean up, and remediation. But what is it? The technical definition is “the use of scale-appropriate measurement and sample density to define contaminant distribution and the physical environment they exist in, with greater certainty, supporting faster and more […]

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Threatened and Endangered Species Surveys

Posted by Environmental Works on September 5, 2018

Do you know if threatened species, endangered species, or critical habitats are present at your project site? You may need to schedule Threatened and Endangered Species Surveys to scope out the situation and ensure that you comply with the U.S. Endangered Species Act (ESA). Passed by Congress in 1973, the ESA aims to prevent the extinction of […]

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EWI Presents at MWCC Environmental Conference 2018

Posted by Environmental Works on July 27, 2018

On July 17, 2018, EWI Senior Project Manager Bobbilynne Koepke and Drilling Services Manager Daniel Yoakum presented at the Missouri Waste Control Coalition (MWCC) Environmental Conference at Tan-Tar-A Resort at the Lake of the Ozarks. The MWCC Environmental Conference is held annually to help bring together citizens, regulators, business members, and industry professionals to discuss […]

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EPA e-Manifest System to Launch June 30th

Posted by Environmental Works on June 29, 2018

June 29, 2018 US EPA has announced the e-Manifest System will be launched on June 30th. This system promises to change the way we manage not only manifests for shipments, but also all information related to the generation, treatment, transportation, and disposal of hazardous wastes. However, at this time significant components of the system remain […]

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Construction Near a Wetland 101

Posted by Environmental Works on June 26, 2018

Whether you’re planning new construction or the expansion of an existing facility, special consideration must be taken to build on a wetland while maintaining compliance. Wetlands provide valuable habitat for plant and animal communities, and they serve as a natural filter for water flowing into water bodies and groundwater. They can also act as a buffer […]

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History of the Clean Water Act

Posted by Environmental Works on April 18, 2018

Our nation’s commitment to protect the chemical, physical, and biological integrity of our waters began in 1899 with the Rivers and Harbors Act. It furthered in 1948 with the establishment of the Federal Pollution Control Act and then transformed into the Clean Water Act in the 1970s. In the past few decades, the Clean Water […]

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SPCC Inspection Requirements

Posted by Environmental Works on March 21, 2018

Your SPCC Plan details what your facility will do in the event of an oil spill. Within it, you must demonstrate that you’re prepared for such an incident by describing your facility’s oil handling operations, spill prevention practices, discharge/drainage controls, and all of the personnel and equipment used to prevent oil spills. You must also […]

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