Sewage Plant Operator salary in New Zealand

Average Yearly Salary of Sewage Plant Operator in New Zealand is approximately 68,050 NZD (33,884 USD). Data is for 2025 and indicates a pre-tax value. The salary itself depends on multiple factors such as seniority, job performance, certifications, experience or any other bonuses. The value indicated is an average amount based on records we have in database. Real values may vary. The data is for orientational purposes.

What does Sewage Plant Operator do?

A sewage plant operator is responsible for the efficient and safe operation of wastewater treatment plants. They oversee the entire process of treating sewage and wastewater to remove contaminants before releasing it back into the environment. Their duties include monitoring equipment, adjusting controls, and performing regular maintenance and repairs. They also analyze samples, conduct tests, and ensure that the treatment process meets regulatory standards. Sewage plant operators are crucial in preventing water pollution and protecting public health. They must have a strong understanding of wastewater treatment processes, as well as knowledge of safety procedures and environmental regulations. Attention to detail, problem-solving skills, and the ability to work independently are essential qualities for this occupation.

Skills: sewage plant operator, wastewater treatment, water pollution prevention, environmental regulations, maintenance and repairs, public health protection.
Job industry: Water and waste management

How much does Sewage Plant Operator make?

Difference in salary year over year or average salary increase is approximately 4 %


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Salary comparison to National average

Is Sewage Plant Operator a well paid job?

Yes, our data show that Sewage Plant Operator is an averagely well paid job that still allows for some yearly savings. With years and experience the salary might increase even further, resulting in higher satisfaction.

What is considered a high salary for Sewage Plant Operator?

High salary for Sewage Plant Operator would be somewhere between 74,855 NZD and 98,673 NZD. However this is an estimation based on Gaussian Distribution.

How much can you save working as Sewage Plant Operator in New Zealand?

Living in New Zealand the approximate monthly expenses are: 1,938 USD. This amount covers basic needs such as food, housing, clothing, healthcare and education costs for a single person. No luxury expenses such as traveling, leisure, hobbies are included in the estimation.

Estimated Yearly Salary: 68,050 NZD
Estimated Monthly Salary: 5,671 NZD
Estimated Weekly Salary: 1,309 NZD per week
Estimated Hourly Salary: 33 NZD per hour
By working as Sewage Plant Operator a person can save up to 885 USD per month or 10,623 USD yearly. Values are pre-tax.

NOTE: These values are estimates and are averaged for the whole country. Furthermore the value is likely exaggerated as no other expenses are taken into account in the projection. Unessential expenses are very subjective and are difficult to assess. Most likely the previously estimated number is significantly lower for majority of people. Expenses in different cities across the country may vary. Above values accuracy is low and is based on limited set of data obtained.

For more information regarding expenses in New Zealand, see costs of living in New Zealand.

Salary comparison to region and neighbouring coutries

Country's neighbours are: Australia, Fiji, New Caledonia, Tonga, Samoa.
To make it easier for comparison a conversion from local currency to USD has been made (conversion rates may vary).

Estimated Yearly Salary for Sewage Plant Operator

Last revision of data: 2025-01-04

Salary increase per years of experience

Based on data available the salary increase per years of experience is as following

0 years (beginner) equals base salary

1 to 5 years of experience yields +12% salary increase

6 to 10 years of experience yields +25% salary increase

11 to 15 years of experience yields +16% salary increase

16 to 25 years of experience yields +9% salary increase

more than 25 years of experience yields +10% salary increase

NOTE: Details based on limited set of data. Percentages may vary. The salary increase over years of experience can vary widely based on factors such as job industry, job role, location, company size, and individual performance. To gain even larger increase in salary one is advised to switch jobs and / or employer.

Top 10 highest salaries in New Zealand

Data as of 2025

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