Hydrologic Technician salary in Illinois
Hydrologic Technicians in Illinois earn a median of $52,870 a year ($25.42 an hour), based on BLS data for this job.
Pay ranges from $52,870 for the lowest-paid 10% to $77,760 for the top 10%. That is 18% lower than the national median of $64,790. Illinois ranks 24th of 28 states for hydrologic technicians pay. The average (mean) salary is $58,510, above the median because a few high earners pull it up.
Pay range for hydrologic technicians in Illinois
| Pay level | Yearly | Hourly |
|---|---|---|
| 10th percentile (entry level) | $52,870 | $25.42 |
| 25th percentile | $52,870 | $25.42 |
| Median | $52,870 | $25.42 |
| 75th percentile | $55,330 | $26.60 |
| 90th percentile (top earners) | $77,760 | $37.38 |
| Average (mean) | $58,510 | $28.13 |
Half of hydrologic technicians earn more than the median and half earn less. Percentiles show the spread: 10% earn less than the 10th percentile, and 10% earn more than the 90th.
Median paycheck, before taxes
| Pay period | Amount |
|---|---|
| Monthly | $4,405.83 |
| Semi-monthly (24 a year) | $2,202.92 |
| Biweekly (26 a year) | $2,033.46 |
| Weekly | $1,016.73 |
| Hourly | $25.42 |
Based on a full-time year of 2,080 hours. Convert any amount with the hourly to salary converter.
Hydrologic Technician salary in cities in Illinois
| Metro area | Median salary | Workers |
|---|---|---|
| Champaign-Urbana, IL | $54,200 | 30 |
Highest-paying states for hydrologic technicians
| State | Median salary |
|---|---|
| Texas | $88,400 |
| Washington | $85,240 |
| New Mexico | $79,710 |
| Missouri | $79,440 |
| Massachusetts | $73,820 |
| California | $70,790 |
| Nevada | $68,660 |
| Maryland | $67,520 |
| Georgia | $66,770 |
| Pennsylvania | $65,420 |
Related jobs in Illinois
| Job | Median salary | Hourly |
|---|---|---|
| Chemical Technician | $61,890 | $29.76 |
| Environmental Science and Protection Technicians, Including Health | $59,930 | $28.81 |
| Forest and Conservation Technicians | $52,790 | $25.38 |
| Biological Technician | $55,790 | $26.82 |
| Nuclear Technician | $110,390 | $53.07 |
| Life, Physical, and Social Science Technicians, All Other | $59,410 | $28.56 |
| Agricultural Technician | $46,410 | $22.31 |
| Forensic Science Technician | $124,790 | $60.00 |
| Food Science Technician | $60,820 | $29.24 |
| Social Science Research Assistant | $64,890 | $31.20 |
| Geological Technicians, Except Hydrologic Technicians | $53,280 | $25.62 |
| Clinical and Counseling Psychologists | $83,750 | $40.27 |
| Medical Scientists, Except Epidemiologists | $82,330 | $39.58 |
| School Psychologist | $84,690 | $40.72 |
More: Life, Physical, and Social Science Occupations · all salaries in Illinois
Source: U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics, May 2025 estimates, occupation code 19-4044. Wages include base pay, tips, commissions and shift pay, but not overtime, bonuses or benefits, and exclude the self-employed.
Frequently asked questions
How much does a hydrologic technician make in Illinois?
The median salary for hydrologic technicians in Illinois is $52,870 a year, or $25.42 an hour. Pay ranges from $52,870 for the lowest-paid 10% to $77,760 for the top 10%.
How much do the highest-paid hydrologic technicians make in Illinois?
The top 10% of hydrologic technicians in Illinois earn at least $77,760 a year. The top 25% earn $55,330 or more.
What is the starting pay for hydrologic technicians in Illinois?
Entry-level pay (the 10th percentile) is about $52,870 a year, and a quarter of hydrologic technicians earn $52,870 or less.