IL State Geological Survey
Data received June 2026 • FT/PT status not provided. Hire dates are most recent hire date.
Full-time employees
159
Median pay
$70,397
Average pay
$76,133
IL State Geological Survey
Employees by pay range
Note: To learn how the Post-Dispatch calculates figures such as the number of full-time employees or median pay, as well as other important explanations and caveats, please see the About page.
Employees
Click on one of the headers below to sort a column. Data shown reflects actual gross pay for 2025, except where noted otherwise.
| Position | Gross pay | Date hired | |
|---|---|---|---|
| Weber, Emma Rose | Sr Sci Spec, Wetlands Geol | $60,437 | July 1, 2022 |
| Weibel, Carl Pius | Academic Hrly Rsrch | $29,030 | Aug. 17, 2014 |
| Willette, Donna Caraway | Prin Res Sci, Geochem | $172,249 | Oct. 27, 2014 |
| Wimmer, Bracken T | Assistant Res Sci, Geochemistry | $68,284 | July 1, 2008 |
| Yacucci, Mark A | Prin Res Sci, Sci Data Preserv | $126,712 | July 1, 2008 |
| Young, Steven Enrico | Academic Hrly Rsrch | $73,108 | Nov. 27, 2023 |
| Young, Timothy C | Academic Hrly Rsrch | $31,517 | Sept. 1, 2023 |
| Yu, Mingyue | Sr Sci Spec, Petro Charactztn | $66,521 | July 16, 2019 |
| Zhang, Peng | Vst Assistant Res Sci, Engr | $63,669 | March 1, 2023 |
Note: To learn how the Post-Dispatch calculates figures such as the number of full-time employees or median pay, as well as other important explanations and caveats, please see the About page.