Home > Salary > Sri Lanka > Water Or Liquid Waste Treatment Plant System Operator
A water or liquid waste treatment plant system operator is responsible for operating and maintaining equipment and processes used to treat water or liquid waste to ensure it is safe for disposal or reuse. They monitor and control various systems, such as pumps, valves, filters, and chemical dosing equipment, to regulate the flow of water or waste through the treatment process. They also conduct regular inspections, take samples for analysis, and make adjustments to the treatment process as necessary.
Additionally, these operators are responsible for troubleshooting equipment malfunctions, performing routine maintenance tasks, and ensuring compliance with environmental regulations. They must have a strong understanding of water treatment processes, chemistry, and safety protocols. Effective communication skills are essential as they often work in teams and need to coordinate with other operators and supervisors.
Estimated Yearly Salary: 1,453,467 LKR
Estimated Monthly Salary: 121,122 LKR
Estimated Weekly Salary: 27,951 LKR per week
Estimated Hourly Salary: 699 LKR per hour
Values are pre-tax
Last revision of data: 2025-01-04
Estimated Monthly Salary: 116,708 LKR
Estimated Weekly Salary: 26,933 LKR per week
Estimated Hourly Salary: 673 LKR per hour
Last revision of data: 2024-01-03
Estimated Yearly Salary: 4,179 USD
Estimated Monthly Salary: 348 USD
Estimated Weekly Salary: 80 USD per week
Estimated Hourly Salary: 2 USD per hour
Difference in salary year over year or average salary increase is approximately
4 %
Data confidence is - relatively high
Data fetched from dabase: 14 submissions.
Results are anonymized. Amounts indicated are pre-tax, meaning no deductionts yet have been made to the basic salary. Salaries where there are less than 3 entries are not displayed.
Want to check how your salary compares? Submit your own salary here
Estimated Yearly Salary: 1,453,467 LKR
Estimated Monthly Salary: 121,122 LKR
Estimated Weekly Salary: 27,951 LKR per week
Estimated Hourly Salary: 699 LKR per hour
By working as Water Or Liquid Waste Treatment Plant System Operator a person can save up to 124 USD per month or 1,486 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 Sri Lanka, see costs of living in Sri Lanka.
Estimated Yearly Salary for Water Or Liquid Waste Treatment Plant System Operator
India is 16,631 USD
298%
Details on Water Or Liquid Waste Treatment Plant System Operator salary in India
Last revision of data: 2025-01-04
Data as of 2025
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Water Or Liquid Waste Treatment Plant System Operator salary in Sri Lanka
Average Yearly Salary of Water Or Liquid Waste Treatment Plant System Operator in Sri Lanka is approximately 1,453,467 LKR (4,179 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 Water Or Liquid Waste Treatment Plant System Operator do?

Skills: Water treatment, Waste treatment, Operator, Equipment maintenance, Environmental regulations, Process control.
Job industry: Water and wastewater treatment
Job industry: Water and wastewater treatment
How much does Water Or Liquid Waste Treatment Plant System Operator make?
Salary details
How much does Water Or Liquid Waste Treatment Plant System Operator make?Estimated Yearly Salary: 1,453,467 LKR
Estimated Monthly Salary: 121,122 LKR
Estimated Weekly Salary: 27,951 LKR per week
Estimated Hourly Salary: 699 LKR per hour
Comparing salary to last year:
Estimated Yearly Salary: 1,400,492 LKREstimated Monthly Salary: 116,708 LKR
Estimated Weekly Salary: 26,933 LKR per week
Estimated Hourly Salary: 673 LKR per hour
Water Or Liquid Waste Treatment Plant System Operator estimated salary in USD
For easier comparison here is an estimated salary in USD:Estimated Yearly Salary: 4,179 USD
Estimated Monthly Salary: 348 USD
Estimated Weekly Salary: 80 USD per week
Estimated Hourly Salary: 2 USD per hour
Difference in salary year over year or average salary increase is approximately
About these results
Data confidence is - relatively high Data fetched from dabase: 14 submissions.
Results are anonymized. Amounts indicated are pre-tax, meaning no deductionts yet have been made to the basic salary. Salaries where there are less than 3 entries are not displayed.
Want to check how your salary compares? Submit your own salary here
Compare salary to other countries
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Country:
Salary comparison to National average
Sri Lanka, officially known as the Democratic Socialist Republic of Sri Lanka, is an island country located in South Asia. It has a population of approximately 21 million people and covers an area of around 65,610 square kilometers. The country is known for its diverse landscapes, including sandy beaches, lush forests, and scenic mountains.
Estimated national average yearly salary is 1,785,046 LKR (5,610 USD). Value indicated is pre-tax. Below graph shows estimated Water Or Liquid Waste Treatment Plant System Operator job salary compared to average salary in Sri Lanka.
Comparison shows that a person working as Water Or Liquid Waste Treatment Plant System Operator in Sri Lanka earns on average:
0.81 times the average salary (or 81% of average salary).
Estimated national average yearly salary is 1,785,046 LKR (5,610 USD). Value indicated is pre-tax. Below graph shows estimated Water Or Liquid Waste Treatment Plant System Operator job salary compared to average salary in Sri Lanka.
Comparison shows that a person working as Water Or Liquid Waste Treatment Plant System Operator in Sri Lanka earns on average:
0.81 times the average salary (or 81% of average salary).
Is Water Or Liquid Waste Treatment Plant System Operator a well paid job?
No / we do not have enough data to assess this.What is considered a high salary for Water Or Liquid Waste Treatment Plant System Operator?
High salary for Water Or Liquid Waste Treatment Plant System Operator would be somewhere between 1,598,814 LKR and 2,107,527 LKR. However this is an estimation based on Gaussian Distribution.How much can you save working as Water Or Liquid Waste Treatment Plant System Operator in Sri Lanka?
Living in Sri Lanka the approximate monthly expenses are: 224 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: 1,453,467 LKR
Estimated Monthly Salary: 121,122 LKR
Estimated Weekly Salary: 27,951 LKR per week
Estimated Hourly Salary: 699 LKR per hour
By working as Water Or Liquid Waste Treatment Plant System Operator a person can save up to 124 USD per month or 1,486 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 Sri Lanka, see costs of living in Sri Lanka.
Salary comparison to region and neighbouring coutries
Country's neighbours are: India, Maldives. To make it easier for comparison a conversion from local currency to USD has been made (conversion rates may vary).Estimated Yearly Salary for Water Or Liquid Waste Treatment Plant System Operator

Details on Water Or Liquid Waste Treatment Plant System Operator salary in India
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
- 6 to 10 years of experience yields
- 11 to 15 years of experience yields
- 16 to 25 years of experience yields
- more than 25 years of experience yields
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Random salary:
Chief operating officer non-profit organization (4,138,863 LKR per year, pre-tax.)
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Director of member services (2,523,133 LKR per year, pre-tax.)
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