Sewage Treatment Engineer Salary in the United States

How much does a Sewage Treatment Engineer make in the United States?

As of July 01, 2026, the average salary for a Sewage Treatment Engineer in the United States is $65,632 per year, which breaks down to an hourly rate of $32.

However, a Sewage Treatment Engineer's salary can vary significantly. Here’s a look at the typical salary range:

  • Top Earners (90th percentile): $76,246
  • Majority Range (25th-75th percentile): $60,322 to $71,188
  • Entry-Level (10th percentile): $55,487
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View as table View as graph 25% $60,322 10% $55,487 90% $76,246 75% $71,188 $65,632 50%(Median) Didn’t find job title? Click

Sewage Treatment Engineer Salaries by Percentile

Annual
Salary
Monthly
Pay
Weekly
Pay
Hourly
Wage
75th Percentile $71,188 $5,932 $1,369 $34
Average $65,632 $5,469 $1,262 $32
25th Percentile $60,322 $5,027 $1,160 $29
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Key Factors That Influence Sewage Treatment Engineer Salaries

A Sewage Treatment Engineer's salary isn't a fixed number. It's shaped by several important factors. Below, we'll explore how your years of experience, geographic location, education and company size can directly affect your earning potential.

How Experience Level Affects Sewage Treatment Engineer Salaries?

Experience is a primary driver of a Sewage Treatment Engineer's salary. As you build your skills and take on more complex tasks, your compensation generally increases. Here's how the average salary grows at different career stages:

  • Entry-Level (less than 1 year): $66,001
  • Early Career (1-2 years): $76,397
  • Mid-Level (2-4 years): $87,181
  • Senior-Level (5-8 years): $108,277
  • Expert (over 8 years): $136,215
Levels Salary
Sewage Tr... Level Sewage Treatment Engineer$66,001
Internal ... Level Sewage Treatment Engineer$76,397
Internal ... Level Sewage Treatment Engineer$87,181
Internal ... Level Sewage Treatment Engineer$108,277
Internal ... Level Sewage Treatment Engineer$136,215
$66,001 0 yr
$76,397 < 2 yrs
$87,181 2-4 yrs
$108,277 5-8 yrs
$136,215 > 8 yrs
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What Am I Worth?

How Do Sewage Treatment Engineer Salaries Vary from State to State?

Your salary can change significantly depending on where you work. States with a higher cost of living and strong industrial sectors often pay more to attract Sewage Treatment Engineers. For example, consider the average annual salaries in these key locations:

  • District of Columbia: $72,668.
  • California: $72,393.
  • Massachusetts: $71,428.

Top Paying Cities for Sewage Treatment Engineers

Salaries can also vary between different cities. Major metropolitan areas or cities with a high demand for technicians often offer more competitive pay. Here are a few examples of average annual salaries in different U.S. cities:

  • San Jose: $82,782
  • San Francisco: $81,876
  • Oakland: $80,150

What Skills Can Increase a Sewage Treatment Engineer's Salary?

Demanded Skills for the Role:

  • Customer Service (Mentioned in 5.54% Job Postings): Customer service is the provision of service to customers before, during and after a purchase. The perception of success of such interactions is dependent on employees "who can adjust themselves to the personality of the guest". Customer service concerns the priority an organization assigns to customer service relative to components such as product innovation and pricing. In this sense, an organization that values good customer service may spend more money in training employees than the average organization or may proactively interview customers for feedback. From the point of view of an overall sales process engineering effort, customer service plays an important role in an organization's ability to generate income and revenue. From that perspective, customer service should be included as part of an overall approach to systematic improvement. One good customer service experience can change the entire perception a customer holds towards the organization.
  • Credit Card (Mentioned in 4.41% Job Postings): A credit card is a type of credit facility, provided by banks that allow customers to borrow funds within a pre-approved credit limit.
  • Laundry (Mentioned in 1.8% Job Postings): Laundry refers to the washing of clothing and other textiles. Laundry processes are often done in a room reserved for that purpose; in an individual home this is referred to as a laundry room, Laundry in Australian English or utility room. An apartment building or student hall of residence may have a shared laundry facility such as a tvättstuga. A stand-alone business is referred to as a self-service laundry (launderette in British English or laundromat in American English). The material that is being washed, or has been laundered, is also generally referred to as laundry. Laundry has been part of history since humans began to wear clothes, so the methods by which different cultures have dealt with this universal human need are of interest to several branches of scholarship. Laundry work has traditionally been highly gendered, with the responsibility in most cultures falling to women (known as laundresses or washerwomen). The Industrial Revolution gradually led to mechanised solutions to laundry work, notably the washing machine and later the tumble dryer. Laundry, like cooking and child care, is done both at home and by commercial establishments outside the home.
See More Skills
Skills Demand Percentage
Customer Service 5.54%
Credit Card 4.41%
Laundry 1.8%
What skills can make your compensation higher?
Mastering certain specialized skills can lead to a significant increase in pay. Here are examples of skills and the potential impact they can have on a Sewage Treatment Engineer's salary.
  • Front Office: Can increase your salary by up to 128%.
  • Housekeeping: Can increase your salary by up to 37%.
  • Credit Card: Can increase your salary by up to 30%.
Skill Salary Salary % Increase
Front Office
$149,642
128%
Housekeeping
$89,916
37%
Credit Card
$85,322
30%
Computer Systems
$73,508
12%
Operating System
$72,196
10%
Risk Management
$72,196
10%
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Sewage Treatment Engineer Salary by Industry: Top Paying Sectors

For Sewage Treatment Engineer roles, the industry you choose can affect earning potential by as much as 70% (the gap between the highest and lowest paying industries). Data shows that the MFG Nondurable and Edu., Gov't. & Nonprofit sectors offer the strongest compensation, at 35% above the average. In contrast, Sewage Treatment Engineer positions in MFG Durable or Media typically offer lower base pay, as these industries often view Sewage Treatment Engineer as a support function rather than a direct revenue driver.

The top paying industries for a Sewage Treatment Engineer

Industry Sector Average Annual Salary Average Hourly Rate Pay vs.Avg
MFG Nondurable$88,604$43.035%
Edu., Gov't. & Nonprofit$85,322$41.030%
Insurance$82,040$39.025%
Biotechnology$78,759$38.020%
Healthcare$75,477$36.015%

How Education impacts a Sewage Treatment Engineer's Salary?

Your level of education can impact your salary potential. While many Sewage Treatment Engineers enter the field with a Bachelor's Degree degree, higher education can lead to more specialized and higher-paying roles.

According to our 100% employer-reported salary data, the median salary for a Sewage Treatment Engineer with a Bachelor's Degree is between $63,178 and $66,304).

Sewage Treatment Engineer Salaries by Degree Level

Typical Education for Sewage Treatment Engineer
Degree Level % of user with this level of education
No Diploma 0.3%
High School 4.0%
Associates 4.2%
Bachelors 62.2%
Masters 29.2%
Doctorate 0.1%
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Sewage Treatment Engineer Salary: Hourly Rate, Weekly Pay, and Monthly Pay

Understanding how a Sewage Treatment Engineer's annual salary breaks down can help with budgeting. Below, you can see the average hourly rate, weekly pay, and monthly pay for this role. Use the buttons to switch between different pay periods.

Last Updated on July 01, 2026

Salary Trends for Sewage Treatment Engineer

Salaries for a Sewage Treatment Engineer can change over time, reflecting shifts in market demand and the overall economy. The median salary decreased from $65,445 in 2023 to around $61,583 in 2025, reflecting changes in demand, location, experience, and the wider economy. For a detailed analysis of Sewage Treatment Engineer salary trends, .

Average Annual Salary of Sewage Treatment Engineer Over Time

2022
$???
2023
$65,445
2024
$62,786
2025
$61,583
2026
$???
2027
$???
Year Average Annual Salary
2022
View More
2023 $65,445
2024 $62,786
2025 $61,583
2026
View More
2027
View More

Most common benefits for Sewage Treatment Engineer

Social Security
401(k)
Disability
Healthcare
Pension
Time Off (days)
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Common company salaries for Sewage Treatment Engineer

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Where Does Our Salary Data Come From?

Salary.com provides salary estimates, histograms, trends, and comparisons using data from employer job postings and third-party sources.

We offer detailed salary information across multiple percentiles for your reference. (Click here to learn Why the Salary Midpoint Formula Is Crucial for Achieving Pay Equity.)

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