Site Investigation | Environmental XPRT
Articles & Whitepapers
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Regional Screening Levels EPA RSL 1.0 and EPA RSL 0.1
Regional Screening Levels (RSL) refers to risk-based concentrations developed by the United States Environmental Protection Agency using standardized equations which integrate exposure information assumptions with EPA’s toxicity data. RSLs aim to protect human health by assessing the risk the contaminants and other stressors pose on humans and ecological receptors. RSL tables are generic, ...
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BC Protocol 4 Background Concentrations in Soil
British Columbia’s Protocol 4 is applied in situations where the concentration of substances exceeds the desired numerical soil standards described under Contaminated Sites Regulation (CSR). It ...
News
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New AGS 4.1 format import/export in ESdat Data Management Software
ESdat Desktop, data management software, has been updated (5.1.8x) to support the import/export of data in AGS 4.1 format. AGS stands for the Association of Geotechnical and Geoenvironmental Specialists and is based in the United Kingdom. .ags is ...
New orders for the Javelin Micro 1.75in NMR Logging Tool are now shipping!
Investigating Historic Archaeological Sites
Contaminated land consultants urged to use new British Standard when soil sampling
Clark Seif Clark Celebrates 25 Years of Environmental, Engineering and Industrial Hygiene Consulting Services
Equipment & Solutions
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Showcase
Background Ambient Air Sampler
The MerPAS® sampler fitted with the white body diffusive barrier is best used for sampling outdoor ambient air of low to intermediate mercury concentrations (0-50 ng/m3). With the high trapping capacity of the MerPAS® substrate, the sampler may be deployed for intervals from 1 week up to 1 year. With air concentrations of 50 to 1000 ng/m3, the sampler can be deployed for time intervals of ...