Risk assessment involves categorizing and one of the side-effects of categorizing is creating clusters or communities — those affected and those not, for instance. Risk assessment, though, goes further and arranges communities within a hierarchical order. This sort of thinking makes sense in a triage situation or an emergency where response has to be quick […]
We’ll be referring to the table we have available for download for the screening levels for assessment. For this state, assessment of soil contamination proceeds in a systematic manner (see the Decision Tree document). The sample’s concentration is compared to background levels — either uncontaminated soil from or near the site or state background levels. […]
This is a follow-up post to The Numbers where we provided laboratory analysis results for a sample of pit waste at a natural gas well site. Risk assessment is a huge topic so we’ll be splitting the post into two parts. In this part we’ll discuss some features of the site that have to be […]