How to become a hydrologist
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.
Steps to get there
Most employers expect most of these occupations require a four-year bachelor's degree, but some do not..A considerable amount of work-related skill, knowledge, or experience is needed for these occupations. For example, an accountant must complete four years of college and work for several years in accounting to be considered qualified.
What hydrologists do
- Design and conduct scientific hydrogeological investigations to ensure that accurate and appropriate information is available for use in water resource management decisions.
- Study and document quantities, distribution, disposition, and development of underground and surface waters.
- Prepare reports or presentations describing research results, using illustrations, maps, appendices, and other information.
- Apply research findings to help minimize the environmental impacts of pollution, waterborne diseases, erosion, and sedimentation.
- Measure and graph phenomena such as lake levels, stream flows, and changes in water volumes.
- Conduct research and communicate information to promote the conservation and preservation of water resources.
Skills that matter most
- Critical Thinking
- Reading Comprehension
- Active Listening
- Mathematics
- Science
- Writing
- Speaking
- Active Learning
Is hydrologist a good career?
On the numbers, this job pays above the typical job. Median pay is 89% above the all-occupation median. Whether it fits you depends on the work itself, the schooling you are willing to do and where you want to live.
Where it pays most
- Maryland $143,010
- Virginia $132,080
- California $122,110
- Georgia $121,830
- Massachusetts $119,350
Hydrologists salary by state and city
Sources: O*NET® 31.0 (CC BY 4.0, USDOL/ETA) and BLS Employment Projections 2025–35. Pay: BLS OEWS May 2025.