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Records with

  • Person's Name = Lukas Oudejans,
  • Person's Role = Any.
Records 26 to 50 of 111

Right into the Danger Zone: Cleaning Up After Biological & Chemical Incidents
(PRESENTATION) [Presented : Apr 27, 2023]
The Town Hall will provide three different case studies that show how clearance goals developed by city and county health officials interact with characterization and sampling that occurs in response to cleaning up a biological and chemical incident. EPA will describe real-life e...
Operational Testing and Evaluation of Chemical Remediation Activities (OTECRA)
(PRESENTATION) [Presented : Oct 21, 2022]
Presentation to attendees of the Operational Testing and Evaluation of Chemical Remediation Activities (OTECRA) visitor day  describing the connection between the bench scale research and this full-scale test. The purpose of this field test is to test and evaluate EPA remedi...
Fentanyl contamination, exposure, detection, risk and decontamination
(PRESENTATION) [Presented : Apr 07, 2022]
Abstarct for the 2022 NACCHO Preparedness Summit. Thsi abstarct describes that a successful approach to ensuring the safety of law enforcement, first responders, remediation contractors, and the public can be developed by coordinating the separate approaches to estimating the tox...
Analysis for Coastal Operational Resiliency Wide Area Demonstration
(PRESENTATION) [Presented : May 10, 2022]
This presentation provides an overview of the Analysis for Coastal Operational Resiliency (AnCOR) program, an interagency effort to assess and improve capabilities and strategic guidelines to prepare the U.S. for a wide-area release of a biological agent, including mitigating imp...
Large-Scale Evaluation of Microorganism Inactivation by Bipolar Ionization and Photocatalytic Devices
(JOURNAL) [Published : Jan 02, 2023]
The COVID-19 pandemic has raised awareness in the spread of disease via airborne transmission. As a result, there has been increasing interest in technologies that claim to reduce concentrations of airborne pathogens in indoor environments. The efficacy of many of these emerging ...
Improving Surface Decontamination Methods for Permeable Materials Contaminated with Chemical Warfare Agent Surrogates Malathion and 2-CEPS
(PUBLISHED REPORT) [Published : Sep 30, 2022]
This report addresses options to improve on the decontamination of permeable materials that are contaminated with a toxic chemical that has transferred into such material. Here, two surrogates of chemical warfare agents are considered to investigate the degree of transport, mater...
Decontamination Options for Sensitive Equipment-related Materials Contaminated with a Fourth Generation Agent (FGA)
(PUBLISHED REPORT) [Published : Sep 30, 2022]
This EPA report provides information on decontamination options for surfaces contaminated with a fourth generation (chemical) agent. Decontaminants and surfaces were selected based on expected higher material compatibility than e.g., corrosive bleach with materials associated wit...
Results for Aerosol Treatment Technology Evaluation with the Knorr 3-Stage Air Filtration and Purification System
(SUMMARY) [Published : Aug 02, 2022]
This website update provides a summary of efficacy testing with the Knorr 3-Stage Air Filtration and Purification System in a large aerosol test chamber with a recirculating HVAC system. The unit's efficacy was evaluated against aerosolized MS2 (a bacteriophage).
Research to Inform Decontamination Strategies, Methods, and Related Technical Challenges for Remediation of a Fentanyl-Contaminated Site
(SUMMARY) [Published : Oct 18, 2022]
This technical brief provides decision makers with a practical summary of recent US EPA scientific information and data related to the technical challenges involved with remediating a fentanyl-contaminated indoor site. The research topics included in this summary are indoor build...
Evaluation of pH Adjusted Bleach (pAB) and High-Test Hypochlorite (HTH) Decontaminants for US Coast Guard Assets following a Biological Agent Release
(PUBLISHED REPORT) [Published : Jan 01, 2022]
Wide-area remediation following a B. anthracis (Ba) spore release presents many issues including balancing the limited resources available with the need to characterize contamination, conduct decontamination, and management of post-decontamination waste. Capabilities and an opera...
Decontamination Options for Surface Layers Containing Permeated Chemical Warfare Agents HD and VX and Pesticides Malathion and Fipronil
(PUBLISHED REPORT) [Published : Jul 31, 2022]
Under the U.S. Environmental Protection Agency’s (EPA’s) Homeland Security Research Program (HSRP), research is being conducted necessary for identification of methods and technologies that can be used during hazardous materials remediation and cleanup efforts. The th...
AnCOR Wide Area Demonstration (WAD) Virtual Sampler Training
(PRESENTATION) [Presented : Apr 20, 2022]
Presentation and sampling procedure handouts to be used during sampler virtual training for AnCOR WAD demonstration. As part of the AnCOR project, a wide area demonstration (WAD) of decontamination of USCG assets in an urban area with a Bacillus anthracis surrogate will take plac...
Alternative Disinfection Devices – UV Light Disinfection of Surfaces with SARS-CoV-2
(SUMMARY) [Published : May 05, 2021]
Data report on UV disinfection results of materials contaminated with SARS-CoV-2 or two potential surrogates thereof. Data report is intended for publication on the ORD CoVID -19 environmental research webpage
Aerosol Treatment Technologies Web Update – Results for Aerosol Treatment Technology Evaluation with Photocatalytic Device, September 4, 2021
(SUMMARY) [Published : Apr 07, 2021]
This website update provides a summary of efficacy testing with the RGF Photohydroionization® (PHI) technology in a large aerosol test chamber with a recirculating HVAC system. The unit's efficacy was evaluated against aerosolized MS2 (a bacteriophage).
Alternative Disinfection Devices – UV Light Disinfection of Surfaces with SARS-CoV-2. Web Update March 2021
(SUMMARY) [Published : Mar 01, 2021]
Second update to the ORD CoVID-19 Environmental Research website on UVC disinfection.
Inactivation of MS2 bacteriophage on copper film deployed in high touch areas of a public transport system
(JOURNAL) [Published : Mar 01, 2022]
Although SARS-CoV-2 is primarily an airborne risk, the COVID-19 pandemic also highlighted the need for self-disinfection surfaces that could withstand the demand of high occupant densities characteristic of public transportation systems. The aim of this study was to evaluate the ...
Inactivation of Bacillus anthracis and Bacillus atrophaeus Spores on Surfaces with Ultraviolet Light Produced Via Either Light Emitting Diodes or a Low-Pressure Mercury Vapor Lamp
(JOURNAL) [Published : Nov 01, 2021]
Journal article; Aims: To obtain data on the efficacy of two ultraviolet light (UVC) technologies for inactivation of Bacillus anthracis Ames and Bacillus atrophaeus spores on surfaces.
Physical and Chemical Removal Options for Porous/Permeable Materials Contaminated with a Persistent Chemical Warfare Agent VX
(PUBLISHED REPORT) [Published : May 21, 2020]
The results of this research will provide the EPA response community as well as other Federal, State, Tribal and Local agencies on tools to decontaminate porous materials in the indoor environment that are contaminated with CWAs. Report on bench-scale experimental evaluation of p...
Surface Disinfection by UVC: Bench Scale Study and Field Implementation Considerations
(PRESENTATION) [Presented : Sep 22, 2021]
Presentation to FDA on surface disinfection by UVC light during meeting with EPA including OCSPP
Decontamination Options for Indoor Surfaces Contaminated with Realistic Fentanyl Preparations
(JOURNAL) [Published : Nov 01, 2021]
The significant increase in illegal use of the synthetic opioid fentanyl is leading to unintentional overdose fatalities. Spills of fentanyl where it is abused or prepared for illegal distribution can result in persistent contamination of areas. Remediation can be attempted throu...
Evaluating Aerosol Treatment Methods for Reducing the Risk of Exposure to Airborne Pathogens
(PRESENTATION) [Presented : Nov 05, 2021]
The COVID-19 pandemic has highlighted the role that airborne transmission can play in the spread of disease. Consequently, there has been an increasing focus on technologies that claim to reduce or eliminate aerosolized pathogens in indoor occupied spaces. There are many differen...
Transport of Persistent Chemical Warfare Agents HD and VX into Porous Materials and Permeable Layers: Practical data for remediation of contaminated building materials
(SUMMARY) [Published : Jul 31, 2021]
This technical brief compiles data from several recent U.S. Environmental Protection Agency (EPA) bench-scale studies which assessed the fate and transport of these two chemicals into porous and/or permeable materials. This summary provides decision¿makers with practical informat...
Assessment of Low-Level Hydrogen Peroxide Fumigation for Remediation of Indoor Environments Contaminated with Persistent Toxic Chemicals
(PUBLISHED REPORT) [Published : Oct 27, 2021]
This report addresses the application of low concentration hydrogen peroxide vapor for the remediation of surfaces contaminated with the persistent chemical warfare agents VX and sulfur mustard (HD) and the pesticide (and chemical warfare agent surrogate) malathion. A low concent...
Evaluating efficacy of UVC light for inactivation of SARS-CoV-2, MS2, and Phi6 on surfaces
(PRESENTATION) [Presented : Jun 24, 2021]
Motivated by the COVID-19 pandemic, the United States Environmental Protection Agency (EPA) is conducting research to evaluate the efficacy of devices to inactivate SARS-CoV-2 on surfaces in addition or as an alternative to chemical-based disinfectants. Devices that emit ultravio...
Remediation Options for Fentanyl Contaminated Indoor Environments
(PUBLISHED REPORT) [Published : Aug 20, 2021]
This report assesses decontamination options for fentanyl contaminated building materials as well as responder gear and personal protective equipment related materials. This report builds on a previous fentanyl decontamination efficacy study that looked at other decontaminants. T...