How much does a Hydrologists make in Illinois?
Last updated: 2024 data from the Bureau of Labor Statistics
Research the distribution, circulation, and physical properties of underground and surface waters; and study the form and intensity of precipitation and its rate of infiltration into the soil, movement through the earth, and return to the ocean and atmosphere.
Source: O*NET OnLine, U.S. Department of Labor
Salaries for Hydrologists in Illinois range from $56,530 at the 10th percentile (entry level) to $130,830 at the 90th percentile (experienced). The middle 50% earn between $72,840 and $113,030.
| Percentile | Annual Salary | Hourly Rate | Monthly |
|---|---|---|---|
| 10th Percentile (Entry Level) | $56,530 | $27.18 | $4,710 |
| 25th Percentile | $72,840 | $35.02 | $6,070 |
| Median (50th) | $79,790 | $38.36 | $6,649 |
| 75th Percentile | $113,030 | $54.34 | $9,419 |
| 90th Percentile (Experienced) | $130,830 | $62.90 | $10,902 |
Note: The mean (average) salary of $91,650 differs from the median because salary distributions are typically skewed by high earners.
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What does this salary really buy? See Hydrologists salary in Illinois adjusted for cost of living →
Compare Hydrologists pay across states — sorted by highest median salary.
Salary data is sourced from the U.S. Bureau of Labor Statistics (BLS) Occupational Employment and Wage Statistics (OEWS) survey, 2024 estimates. The OEWS survey covers approximately 1.1 million establishments nationwide.
Annual salaries are calculated based on a standard 2,080-hour work year. Actual compensation may vary based on experience, education, employer, and local market conditions. Figures do not include benefits, bonuses, or overtime pay.
Our Methodology · Data Sources · Source: BLS OEWS