Asbestos: Geometric mean exposures and percent exceeding designated occupational exposure limits by MSHA metal/nonmetal district and state, MSHA samples, 1979-2015
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Comma separated values (.csv)
- indicates incalculable field. PEL - permissible exposure limit REL - recommended exposure limit GM - geometric mean f/cc - fibers per cubic centimeter MSHA - Mine Safety and Health Administration
Note:
The MSHA PEL is 2 f/cc. The NIOSH REL is 0.1 f/cc.
States with less than 50 samples were combined.
See appendices for source description, methods and agents.
Source:
MSHA Metal/Nonmetal Mine Data
Citation:
NIOSH 2019. Work-Related Lung Disease Surveillance System (eWoRLD). 2019-935 U.S. Department of Health and Human Services, Centers for Disease Control and Prevention, National Institute for Occupational Safety and Health, Respiratory Health Division, Morgantown, WV. Available at: <https://wwwn.cdc.gov/eWorld/Data/935> March 28, 2024.
Reference Number: 2019-935
Date Posted: February 2019