One advantage to the COVID-19 national shutdown – it gave Environmental Works, Inc. (EWI) a chance to work on maintenance projects, including an upgrade to Willard Central Elementary’s aging wastewater treatment system. While students, teachers and administrators were away in spring and summer 2020, Jon McKinney, associate engineer in EWI’s Investigation/Remediation Department, constructed a new …
Learn How EWI Handles an Environmental Investigation Close to a Stream
Each service station site presents unique challenges and opportunities for scientists at Environmental Works, Inc. (EWI). For example, our Investigation/Remediation (I/R) department in Kansas City is currently monitoring for petroleum at a site in Northwest Missouri uphill from a perennial stream. The Missouri Department of Natural Resources (MDNR) tested for and documented petroleum hydrocarbon impacts …
EWI Completes Complicated Sinkhole Mitigation in Greene County, Missouri
When a sinkhole mitigation job at a department store in Greene County, Missouri, turned into the remediation of a complex karst geology site, Environmental Works, Inc.’s Investigation/Remediation (I/R) team had to get creative and work closely with regulators to determine how it was going to get the job done.
EWI Tests Superfund Site for Vapor Intrusion Using Sub-Slab Sampling Technique
On contaminated sites, concern over exposure to harmful chemicals can expand from groundwater and soil to indoor air. Such air pollution is called “vapor intrusion,” and “occurs when there is a migration of vapor-forming chemicals from any subsurface source (soil, water) into an overlying building,” according to the Environmental Protection Agency (EPA).