Exposure Pathways and Risk
Mahesh Albuquerque, DirectorDivision of Oil and Public SafetyDepartment of Labor & EmploymentExposure Pathways & Risk MitigationExposure PathwaysAn exposure pathway refers to the way in which a person may come into contact with a hazardous substance, whether it is a chemical, biological, or some other harmful substance.
Three basic exposure pathways: - inhalation- ingestion - direct contactSite Conceptual Model
Potential Risks
COGCC Hydraulic Fracturing RulesInventory chemicals including fracturing fluids
Well casing and cementing; cement bond logs.
Setbacks and precautions near surface waters and tributaries that are sources of public drinking water.
Monitor pressures during stimulation.
Special requirements for coal bed methane wells.
Pit permitting, lining, monitoring, & secondary containment
