Water/Wastewater Engineers
Design or oversee projects involving provision of potable water, disposal of wastewater and sewage, or prevention of flood-related damage. Prepare environmental documentation for water resources, regulatory program compliance, data management and analysis, and field work. Perform hydraulic modeling and pipeline design.
A wage reference for United States.
Published wage percentiles describe a distribution within the source occupation group. They provide context for a career decision; employer packages and job offers have their own terms.
This wage group may include multiple detailed occupations. The figures are for the source group, which may be broader than Water/Wastewater Engineers. They are not an exact-title, employer, experience or seniority match.
May 2025 · USD · United States. Annual and hourly figures are shown only when the source publishes them; neither is calculated from the other.
U.S. Bureau of Labor Statistics occupational wage data, distributed through the O*NET® OnLine service.
Annual wage thresholds
USD per year
Hourly wage thresholds
USD per hour
| Percentile | Annual wage (USD/year) | Hourly wage (USD/hour) |
|---|---|---|
| 10th | $68,240 | $32.81 |
| 25th | $79,930 | $38.43 |
| 50th · Median | $100,840 | $48.48 |
| 75th | $129,680 | $62.34 |
| 90th | $163,220 | $78.47 |
“≥” means at least the published amount; “≤” means at most that amount. These are bounds, not exact values. “Not published” means the source did not provide that figure. Occupational wages follow the source definition and do not establish an employer’s base salary, equity or total compensation.
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What this career involves.
Occupation definitions describe common work. Responsibilities and requirements vary by employer and specific job.
Selected title examples
Expand more title examples (11)
Typical tasks
- Provide technical direction or supervision to junior engineers, engineering or computer-aided design (CAD) technicians, or other technical personnel.
- Review and critique proposals, plans, or designs related to water or wastewater treatment systems.
- Design domestic or industrial water or wastewater treatment plants, including advanced facilities with sequencing batch reactors (SBR), membranes, lift stations, headworks, surge overflow basins, ultraviolet disinfection systems, aerobic digesters, sludge lagoons, or control buildings.
- Evaluate the operation and maintenance of water or wastewater systems to identify ways to improve their efficiency.
- Design or select equipment for use in wastewater processing to ensure compliance with government standards.
- Design pumping systems, pumping stations, pipelines, force mains, or sewers for the collection of wastewater.
Expand more tasks (22)
- Design water distribution systems for potable or non-potable water.
- Conduct water quality studies to identify and characterize water pollutant sources.
- Analyze and recommend chemical, biological, or other wastewater treatment methods to prepare water for industrial or domestic use.
- Identify design alternatives for the development of new water resources.
- Design water runoff collection networks, water supply channels, or water supply system networks.
- Design water or wastewater lift stations, including water wells.
- Conduct cost-benefit analyses for the construction of water supply systems, runoff collection networks, water and wastewater treatment plants, or wastewater collection systems.
- Provide technical support on water resource or treatment issues to government agencies.
- Conduct feasibility studies for the construction of facilities, such as water supply systems, runoff collection networks, water and wastewater treatment plants, or wastewater collection systems.
- Analyze storm water or floodplain drainage systems to control erosion, stabilize river banks, repair channel streams, or design bridges.
- Oversee the construction of decentralized or on-site wastewater treatment systems, including reclaimed water facilities.
- Develop plans for new water resources or water efficiency programs.
- Perform hydrological analyses, using three-dimensional simulation software, to model the movement of water or forecast the dispersion of chemical pollutants in the water supply.
- Perform hydraulic analyses of water supply systems or water distribution networks to model flow characteristics, test for pressure losses, or to identify opportunities to mitigate risks and improve operational efficiency.
- Write technical reports or publications related to water resources development or water use efficiency.
- Design water storage tanks or other water storage facilities.
- Analyze and recommend sludge treatment or disposal methods.
- Design sludge treatment plants.
- Gather and analyze water use data to forecast water demand.
- Conduct environmental impact studies related to water and wastewater collection, treatment, or distribution.
- Analyze the efficiency of water delivery structures, such as dams, tainter gates, canals, pipes, penstocks, or cofferdams.
- Perform mathematical modeling of underground or surface water resources, such as floodplains, ocean coastlines, streams, rivers, or wetlands.
Skills used in this work
- Critical Thinking
- Using logic and reasoning to identify the strengths and weaknesses of alternative solutions, conclusions, or approaches to problems.
- Judgment and Decision Making
- Considering the relative costs and benefits of potential actions to choose the most appropriate one.
- Reading Comprehension
- Understanding written sentences and paragraphs in work-related documents.
- Writing
- Communicating effectively in writing as appropriate for the needs of the audience.
- Active Listening
- Giving full attention to what other people are saying, taking time to understand the points being made, asking questions as appropriate, and not interrupting at inappropriate times.
- Complex Problem Solving
- Identifying complex problems and reviewing related information to develop and evaluate options and implement solutions.
Expand more skills (29)
- Mathematics
- Using mathematics to solve problems.
- Systems Analysis
- Determining how a system should work and how changes in conditions, operations, and the environment will affect outcomes.
- Systems Evaluation
- Identifying measures or indicators of system performance and the actions needed to improve or correct performance, relative to the goals of the system.
- Speaking
- Talking to others to convey information effectively.
- Time Management
- Managing one's own time and the time of others.
- Monitoring
- Monitoring/Assessing performance of yourself, other individuals, or organizations to make improvements or take corrective action.
- Science
- Using scientific rules and methods to solve problems.
- Active Learning
- Understanding the implications of new information for both current and future problem-solving and decision-making.
- Management of Personnel Resources
- Motivating, developing, and directing people as they work, identifying the best people for the job.
- Operations Analysis
- Analyzing needs and product requirements to create a design.
- Coordination
- Adjusting actions in relation to others' actions.
- Instructing
- Teaching others how to do something.
- Learning Strategies
- Selecting and using training/instructional methods and procedures appropriate for the situation when learning or teaching new things.
- Negotiation
- Bringing others together and trying to reconcile differences.
- Persuasion
- Persuading others to change their minds or behavior.
- Service Orientation
- Actively looking for ways to help people.
- Social Perceptiveness
- Being aware of others' reactions and understanding why they react as they do.
- Operations Monitoring
- Watching gauges, dials, or other indicators to make sure a machine is working properly.
- Technology Design
- Generating or adapting equipment and technology to serve user needs.
- Quality Control Analysis
- Conducting tests and inspections of products, services, or processes to evaluate quality or performance.
- Management of Financial Resources
- Determining how money will be spent to get the work done, and accounting for these expenditures.
- Management of Material Resources
- Obtaining and seeing to the appropriate use of equipment, facilities, and materials needed to do certain work.
- Operation and Control
- Controlling operations of equipment or systems.
- Programming
- Writing computer programs for various purposes.
- Troubleshooting
- Determining causes of operating errors and deciding what to do about it.
- Equipment Selection
- Determining the kind of tools and equipment needed to do a job.
- Equipment Maintenance
- Performing routine maintenance on equipment and determining when and what kind of maintenance is needed.
- Installation
- Installing equipment, machines, wiring, or programs to meet specifications.
- Repairing
- Repairing machines or systems using the needed tools.
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