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Water/Wastewater Engineers Salary in Olympia, WA

In the 2025 U.S. Bureau of Labor Statistics, OEWS dataset, Water/Wastewater Engineers in Olympia, WA have a median annual salary of $108,240, with 860 recorded jobs in this area. Recorded earnings range from $84,500 at the 10th percentile to $142,050 at the 90th percentile.

Source: U.S. Bureau of Labor Statistics, OEWS · Data year: 2025 · Last updated: 2026-09-22

Salary overview

Median annual salary

$108,240

Data year: 2025

Hourly median

$52.04

Employment

860

Source

U.S. Bureau of Labor Statistics, OEWS

Salary distribution

$84,500
10th
$92,730
25th
$108,240
Median
$123,590
75th
$142,050
90th

Local compared with national

Olympia, WA

$108,240

Median annual · 2025

United States

$100,840

Median annual · 2025

The Olympia, WA median is 7.3% above the national median in the available dataset (a difference of $7,400).

Top skills

  1. 1.Reading ComprehensionImportance 4.0
  2. 2.WritingImportance 4.0
  3. 3.Critical ThinkingImportance 4.0
  4. 4.Judgment and Decision MakingImportance 4.0
  5. 5.Active ListeningImportance 3.9
  6. 6.MathematicsImportance 3.9
  7. 7.Complex Problem SolvingImportance 3.9
  8. 8.Systems AnalysisImportance 3.9
  9. 9.Systems EvaluationImportance 3.9
  10. 10.SpeakingImportance 3.8
  11. 11.Time ManagementImportance 3.8
  12. 12.MonitoringImportance 3.6

Career information

Education and experience

Typical education
Bachelor's Degree
Experience
Over 6 months, up to and including 1 year
Job zone
4

Technology used

  • Microsoft PowerPoint
  • Autodesk AutoCAD
  • Autodesk AutoCAD Civil 3D
  • Autodesk Revit
  • Bash
  • Bentley GEOPAK Civil Engineering Suite
  • Bentley InRoads Suite
  • Bentley MicroStation
  • Bentley SewerCAD
  • Bentley StormCAD
  • Bentley WaterCAD
  • Business software applications
  • Computer aided design and drafting software CADD
  • DHI MIKE URBAN
  • Eagle Point LANDCADD

Common 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.
  • 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.

Related careers

Occupations recorded as related in the dataset. A relationship does not imply a guaranteed transition.

Water/Wastewater Engineers salary in other locations

Other occupations in Olympia, WA