Department of Toxic Substances Control Department of Toxic Substances Control
 

HERO Archives

The following guidance and tools are no longer supported and are being provided for archival purposes only, and are not necessarily endorsements or recommendations of these products.  It is also the responsibility of the user to utilize updated toxicity criteria and exposure parameters. The HERO toxicologist for the project should be consulted regarding which guidance and tools are applicable.

HUMAN HEALTH RISK ASSESSMENT GUIDANCE

Evaluating Human Health Risks from Total Petroleum Hydrocarbons (TPH) - Interim Guidance

This guidance document is in revision, is no longer active and is for archival purposes only.  

The evaluation of TPH is discussed in the Preliminary Endangerment Assessment Guidance Manual, Revised October 2013.

 

Supplemental Guidance for Human Health Multimedia Risk Assessments of Hazardous Waste Sites and Permitted Facilities.

This guidance document is no longer active and is for archival purposes only.

 

HUMAN HEALTH RISK ASSESSMENT TOOLS

CalTOX

CalTOX is a spreadsheet model that relates the concentration of a chemical in soil to the risk of an adverse health effect for a person living or working on or near the contaminated soil. CalTOX computes site-specific health-based soil clean-up concentrations given target risk levels or human health risks given soil concentrations at the site.  CalTOX is no longer supported and is being provided for archival purposes only. It is the responsibility of the user to utilize updated toxicity criteria

 

Page last updated July 10, 2015