Work-Related Lung Disease Surveillance System (eWoRLD)
Pneumoconiotic agents: Percent of exposures exceeding designated occupational exposure limits by MSHA metal/nonmetal district and state, MSHA samples, 1979-1999
- indicates incalcuable field
PEL - permissible exposure limitREL - recommended exposure limit
Note: See appendices for source description, methods, and agents.
Source: Mine Safety and Health Administration (MSHA) metal/nonmetal mine data.
Reference Number: 2002T06-18
Date Posted: May 2003
- Centers for Disease Control and Prevention
- National Institute for Occupational Safety and Health (NIOSH)
- 800-CDC-INFO (800-232-4636) TTY: (888) 232-6348
24 Hours/Every Day