Hydrologists

Career Overview

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.

Also Known As

  • Groundwater Consultant
  • Hydrogeologist
  • Hydrologist
  • Research Hydrologist

Alternate Job Titles

  • Groundwater Consultant
  • Hydraulic Engineer
  • Hydrogeologist
  • Hydrologic Engineer
  • Hydrologist
  • Isotope Hydrologist
  • Physical Scientist
  • Project Hydrogeologist
  • Research Hydrologist
  • Scientist
  • Seismologist
  • Source Water Protection Specialist
  • Surface Hydrologist
  • Volcanologist
  • Water Resources Scientist

What You'll Do

In this role, your typical responsibilities include:

  • Prepare written and oral reports describing research results, using illustrations, maps, appendices, and other information.
  • Design and conduct scientific hydrogeological investigations to ensure that accurate and appropriate information is available for use in water resource management decisions.
  • 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.
  • Coordinate and supervise the work of professional and technical staff, including research assistants, technologists, and technicians.
  • Study public water supply issues, including flood and drought risks, water quality, wastewater, and impacts on wetland habitats.
  • Apply research findings to help minimize the environmental impacts of pollution, waterborne diseases, erosion, and sedimentation.

Emerging Responsibilities

As this field evolves, you may also:

  • Prepare reports or presentations describing research results, using illustrations, maps, appendices, and other information.

Knowledge You'll Use

You'll need solid knowledge in these areas:

  • Mathematics
  • Physics
  • Engineering and Technology
  • English Language
  • Geography

Essential Skills

Success in this career requires strong skills in:

  1. Critical Thinking
  2. Reading Comprehension
  3. Active Listening
  4. Science
  5. Speaking
  6. Mathematics
  7. Complex Problem Solving
  8. Writing
  9. Active Learning

Key Abilities

This career requires key abilities in:

  • Oral Comprehension
  • Oral Expression
  • Written Expression
  • Written Comprehension
  • Problem Sensitivity
  • Deductive Reasoning
  • Inductive Reasoning
  • Mathematical Reasoning
  • Near Vision
  • Category Flexibility

Work Style

People who excel in this career typically demonstrate:

  • Attention to Detail
  • Intellectual Curiosity
  • Dependability
  • Integrity
  • Innovation

What Matters in This Career

This career tends to satisfy these work values:

  • Achievement
  • Working Conditions
  • Independence
  • Recognition
  • Support

Education & Preparation

Typical Education: Master's Degree

Related Work Experience Needed: Over 6 months, up to and including 1 year

On-the-Job Training: Over 3 months, up to and including 6 months

Education Details: Most of these occupations require graduate school. For example, they may require a master's degree, and some require a Ph.D., M.D., or J.D. (law degree).

Experience Required: Extensive skill, knowledge, and experience are needed for these occupations. Many require more than five years of experience. For example, surgeons must complete four years of college and an additional five to seven years of specialized medical training to be able to do their job.

Technology You'll Use

Popular Technologies & Software

  • Autodesk AutoCAD
  • Autodesk AutoCAD Civil 3D
  • Bentley MicroStation
  • C++
  • ESRI ArcGIS software
  • Microsoft Access
  • Microsoft Active Server Pages ASP
  • Microsoft Excel
  • Microsoft Office software
  • Microsoft PowerPoint

Tools & Equipment

  • Bailers
  • Biological oxygen demand water samplers
  • Calipers
  • Cellular telemetry system water level monitors
  • Clinometers
  • Conductivity meters
  • Core samplers
  • Data logging pressure/temperature sensors
  • Desktop computers
  • Dessicators
  • Dip nets
  • Dissolved oxygen meters
  • Doppler current and depth meters
  • Double-packer systems
  • Drive-point piezometers

Work Environment

  • E-Mail
  • Face-to-Face Discussions with Individuals and Within Teams
  • Telephone Conversations
  • Work With or Contribute to a Work Group or Team
  • Importance of Being Exact or Accurate

Salary & Job Market

Salary PercentileAnnual Wage
Entry-Level (10th percentile)$60,010
Median$92,060
Top Earners (90th percentile)$139,420

Workers Employed Nationally: 5,720

Related Careers

If you're interested in this career, you might also consider:


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Occupational data sourced from the O*NET OnLine database, developed by the U.S. Department of Labor, Employment and Training Administration. Wage data from the U.S. Bureau of Labor Statistics Occupational Employment and Wage Statistics (OEWS), 2024.

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