Biological Hazards

Oregon Institute of Occupational Health Sciences Featured Resources provide the latest information on workplace safety, health and well-being. Additional information can be filtered by topic in the supporting navigation to the left of the article content.

  • Date
  • Type
  • Title
May 01, 2005
Biological Hazards in Sewage and Wastewater Treatment Plants Hazard Alert (PDF)

During construction and maintenance of sewage and wastewater plants, workers may be killed by drowning, trench collapses, falls, confined spaces, and exposure to chlorine or hydrogen sulfide gas. The work can also make you sick.

Source: CPWR

Apr 01, 2005
NIOSH Safety and Health Topic: West Nile Virus – Recommendations to Protect Outdoor Workers from West Nile Virus Exposure

Workers at risk of WNV exposure include those working outdoors when mosquitoes are actively biting—farmers, foresters, landscapers, groundskeepers and gardeners, painters, roofers, pavers, construction workers, laborers, mechanics, and other outdoor workers.

Source: NIOSH