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#1 Federal
MSHA Coal Dust Samples
- Organization: Department of Labor
- Dataset Last Updated: March 12, 2026 at 01:13 PM
All operator and inspector dust samples taken for gravimetric samples. It includes information such as cassette numbers, date the sample was taken, initial and final weights, sample type,...
- FILE
Search relevance: 1.00 | Views last month: 7 | Catalog Last Checked: August 01, 2026 at 01:08 PM
#2 Federal
MSHA Quartz Samples
- Organization: Department of Labor
- Dataset Last Updated: March 12, 2026 at 01:27 PM
Lists all operator and inspector dust samples taken. It includes information such as cassette numbers, date the sample was taken, quartz percentage, sample type, occupation codes related to the...
- FILE
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: August 01, 2026 at 01:08 PM

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