Hydrologist salary in Missouri
Hydrologists in Missouri earn a median of $116,100 a year ($55.82 an hour), based on BLS data for 50 workers.
Pay ranges from $73,920 for the lowest-paid 10% to $136,990 for the top 10%. That is 20% higher than the national median of $96,600. Missouri ranks 7th of 34 states for hydrologists pay. There are 0.02 hydrologists per 1,000 jobs here — the job is less common than nationally (location quotient 0.43). The average (mean) salary is $110,030, close to the median.
Pay range for hydrologists in Missouri
| Pay level | Yearly | Hourly |
|---|---|---|
| 10th percentile (entry level) | $73,920 | $35.54 |
| 25th percentile | $105,060 | $50.51 |
| Median | $116,100 | $55.82 |
| 75th percentile | $117,080 | $56.29 |
| 90th percentile (top earners) | $136,990 | $65.86 |
| Average (mean) | $110,030 | $52.90 |
Half of hydrologists 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 | $9,675 |
| Semi-monthly (24 a year) | $4,837.50 |
| Biweekly (26 a year) | $4,465.38 |
| Weekly | $2,232.69 |
| Hourly | $55.82 |
Based on a full-time year of 2,080 hours. Convert any amount with the hourly to salary converter.
Highest-paying states for hydrologists
| State | Median salary |
|---|---|
| Maryland | $143,010 |
| Virginia | $132,080 |
| New Jersey | $126,680 |
| California | $122,110 |
| Georgia | $121,830 |
| Massachusetts | $119,350 |
| Missouri | $116,100 |
| Alaska | $108,660 |
| Nevada | $107,930 |
| Washington | $105,600 |
Related jobs in Missouri
| Job | Median salary | Hourly |
|---|---|---|
| Chemist | $82,800 | $39.81 |
| Environmental Scientists and Specialists, Including Health | $61,050 | $29.35 |
| Geoscientists, Except Hydrologists and Geographers | $83,390 | $40.09 |
| Atmospheric and Space Scientists | $114,230 | $54.92 |
| Physicist | $140,460 | $67.53 |
| Medical Scientists, Except Epidemiologists | $102,540 | $49.30 |
| Occupational Health and Safety Specialists | $83,090 | $39.95 |
| Life, Physical, and Social Science Technicians, All Other | $50,410 | $24.24 |
| Biological Scientists, All Other | $63,290 | $30.43 |
| Clinical and Counseling Psychologists | $99,410 | $47.79 |
| Social Science Research Assistant | $65,940 | $31.70 |
| Chemical Technician | $68,550 | $32.96 |
| Biological Technician | $50,640 | $24.35 |
| Conservation Scientist | $63,130 | $30.35 |
More: Life, Physical, and Social Science Occupations · all salaries in Missouri
Source: U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics, May 2025 estimates, occupation code 19-2043. 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 hydrologist make in Missouri?
The median salary for hydrologists in Missouri is $116,100 a year, or $55.82 an hour. Pay ranges from $73,920 for the lowest-paid 10% to $136,990 for the top 10%.
How much do the highest-paid hydrologists make in Missouri?
The top 10% of hydrologists in Missouri earn at least $136,990 a year. The top 25% earn $117,080 or more.
What is the starting pay for hydrologists in Missouri?
Entry-level pay (the 10th percentile) is about $73,920 a year, and a quarter of hydrologists earn $105,060 or less.
How many hydrologists work in Missouri?
About 50 hydrologists are employed in Missouri, not counting the self-employed.