David Thiffault
Regional Municipality of Peel/Supervisor Collection Wastewater
2025 Salary
$163,427Total compensation $163,826, including $399 in taxable benefits.
Source: Ontario’s Public Sector Salary Disclosure — names paid $100,000 or more that year. How we build this · Report an error on this page
At a Glance
2025
Employer Rank
#287Regional Municipality of Peel
Years on List
142012–2025
Peak Salary
$163,4272025
Full 2025 roster at Regional Municipality of Peel →·See where $163,427 ranks →
Total Compensation History
Full History
2012–2025
$100,764 in 2012 is worth about $135,953 in 2025 dollars.
| Year | Position | Salary |
|---|---|---|
| 2025 | Supervisor Collection WastewaterRegional Municipality Of Peel | $163,427 |
| 2024 | Supervisor Wastewater CollectionRegional Municipality Of Peel | $141,472 |
| 2023 | Supervisor Wastewater CollectionRegional Municipality Of Peel | $137,483 |
| 2022 | Supervisor Wastewater CollectionRegional Municipality Of Peel | $138,403 |
| 2021 | Supervisor Wastewater CollectionRegional Municipality Of Peel | $145,084 |
| 2020 | Manager Wastewater Plant Operations and OptimizationRegional Municipality Of Peel | $144,621 |
| 2019 | Manager Wastewater Plant Operations and OptimizationRegional Municipality Of Peel | $128,598 |
| 2018 | Supervisor Wastewater CollectionRegional Municipality of Peel | $123,347 |
| 2017 | Supervisor Wastewater CollectionRegional Municipality of Peel | $114,076 |
| 2016 | Supervisor Wastewater CollectionRegional Municipality of Peel | $112,298 |
| 2015 | Supervisor Wastewater CollectionRegional Municipality of Peel | $103,554 |
| 2014 | Supervisor Wastewater CollectionRegional Municipality of Peel | $110,662 |
| 2013 | Supervisor Wastewater CollectionRegional Municipality of Peel | $101,117 |
| 2012 | Supervisor Wastewater CollectionRegional Municipality of Peel | $100,764 |
Take-Home Pay
(After Tax) · 2025 estimate
David Thiffault was paid $163,427 in 2025; after income tax, CPP and EI that is roughly $111,275, an effective income-tax rate of about 28.5%. On total compensation of $163,826, David Thiffault ranked #287 of 2,780 disclosed at Regional Municipality of Peel that year, where the median salary was $125,752. Compared with 2024, when the figure was $141,472, that is a rise of about 16%. After pension contributions (probably OMERS in this sector), take-home is usually a further 7–10% lower.
- Estimated net pay
- ~$111,275
- Effective income-tax rate (excl. CPP/EI)
- ~28.5%
- CPP + EI contributions
- ~$5,507
- All-in deduction rate (incl. CPP/EI)
- ~31.9%
Where does $163,427 rank on the Sunshine List? →
Estimate only: 2025 federal and Ontario rates, basic personal amounts, Canada employment amount and CPP/EI credits; single, employment income only, salary treated as full-year income. Ignores pension contributions (OMERS, HOOPP, OTPP, OPTrust and similar plans lower actual take-home), union dues, RRSPs and benefits.