Mine Safety and Health Inspection Series
Everything OPM FedScope (June 2026) reports about the Mine Safety and Health Inspection Series occupation series (code 1822): headcount, average salary, length of service, and pay comparison.
The verdict
With 875 employees (0.0% of the federal civilian workforce), Mine Safety and Health Inspection Series ranks as a smaller, specialized federal occupation within the Investigation Group family, and headcount edged down from the prior period. Its average salary of $112,306 pays near the federal average.
- Headcount change
- -0.3%
- Pay change
- +0.1%
- Avg tenure
- 13.2 yrs
- Rank in family
- #11 of 20
What the Numbers Say About Mine Safety and Health Inspection Series
For job seekers weighing career length: this series shows a mid-length average tenure, reflecting a mix of career employees and those who transfer or exit mid-career. Headcount moved down versus the prior period, a modest but trackable signal for anyone considering this specialized federal career path. As for pay, the latest move was a small shift, within the range of normal year-to-year rounding rather than a broad pay-table change.
Code 18, the Investigation Group family, is where the federal government classifies Mine Safety and Health Inspection Series alongside 19 related occupations. Candidates browsing USAJOBS for Mine Safety and Health Inspection Series postings should also review these sibling occupations in the Investigation Group family. Across the Investigation Group family, 209,389 employees work in 20 occupations; Mine Safety and Health Inspection Series is 0.4% of that headcount. Its average salary ranks in the bottom half (42nd percentile) of pay among Investigation Group occupations.
Salary Context
How Mine Safety and Health Inspection Series pay compares to the federal average
Occupation Average
$112,306
Federal Average
$117,339
vs. Federal Avg
-4.3%
Where Mine Safety and Health Inspection Series ranks on federal pay
Mine Safety and Health Inspection Series earns more on average than 62% of federal occupation series (336 of 541). The highlighted bar marks where Mine Safety and Health Inspection Series sits in the federal pay distribution.
Average-salary distribution across all 541 federal occupation series; the highlighted bar marks Mine Safety and Health Inspection Series.
Related Occupations in Investigation Group
10 other occupations in the same family
| Occupation | Employees | Avg Salary | Avg LOS |
|---|---|---|---|
| Compliance Inspection and Support | 53,444 | n/a | 9.8 yrs |
| Criminal Investigation | 44,633 | n/a | 14.5 yrs |
| General Inspection, Investigation, Enforcement, and Compliance Series | 44,491 | n/a | 14.8 yrs |
| Customs and Border Protection | 27,421 | n/a | 14.7 yrs |
| Border Patrol Enforcement Series | 21,781 | n/a | 13.3 yrs |
| Consumer Safety Inspection | 5,242 | $74,073 | 15.3 yrs |
| Aviation Safety | 4,206 | $143,216 | 15 yrs |
| Investigative Analysis | 2,129 | n/a | 15.9 yrs |
| Import Compliance Series | 1,104 | $126,314 | 16.5 yrs |
| Wage and Hour Investigation Series | 885 | $120,994 | 17.1 yrs |
Nationwide occupation series with similar scale or pay
Two peer sets for Mine Safety and Health Inspection Series outside the Investigation Group family, on headcount and average salary axes that vary across all OPM occupation series.
Similar headcount
Nearest employee counts in other occupation families (875 here).
Similar average salary
Nearest average salaries in other occupation families ($112,306 here).
Key takeaways
- Place Mine Safety and Health Inspection Series pay in context with the pay-rank chart above, then compare it with another occupation.
- Turn an average salary into a grade: the GS pay grade tables show how grades and steps map to pay.
- Browse the Investigation Group family occupations in the table above, or search current Mine Safety and Health Inspection Series postings on USAJOBS.
OPM FedScope and Federal Workforce Data figures are federal civilian headcounts, average salaries, and length-of-service statistics - not job-quality scores, hiring advice, or a live vacancy listing. A larger or higher-paid agency is not a better employer.