Environmental Risk Assessment
Articles & Whitepapers
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HUMAN HEALTH RISK ASSESSMENT (HHRA) NOTE NUMBER 3, DTSC-modified Screening Levels (DTSC-SLs)
The Human Health Risk Assessment (HHRA) Note Number 3, revised in May 2022, includes detailed information about the California Department of Toxic Substances Control (DTSC) development of modified screening levels based on the U.S. Environmental Protection Agency’s (USEPA) Regional Screening Levels (RSLs) for human health risk assessment at hazardous waste sites and permitted facilities. ...
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Navigating the Future: The role of data in water resources management
Water is essential for life, and taking care of it requires us to understand and manage it wisely. In today's world of increasing water scarcity which can be attributed to climate change, ...
News
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Understanding Heterotrophic Plate Count (HPC) Bacteria in Water Systems
Heterotrophic Plate Count (HPC) bacteria are naturally occurring organisms commonly found in water systems. While their presence is not unusual, HPC bacteria are not regulated or routinely monitored as contaminants in drinking water due to their ...
Equipment & Solutions
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Isokinetic Sampling System
The Apex Instruments Method 17 Isokinetic Sampling System, featuring the XC-53 metering console, is ideal for collecting and determining in-stack particulate emissions from a wide variety of sources. Particulate emissions are commonly sampled from coal-fired power plants, cement kilns, asphalt plants, incinerators and industrial sources. Emissions data can be used for determining compliance ...
Upcoming Events
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Section Chemistry and the Environment (SCE) Young Scientist Event - 2024
The event is for young environmental scientists to learn about job opportunities in chemical and chemical-related private companies.
