Water and Wastewater Treatment Plant and System Operators Salary in Boulder, CO (2025)
Official BLS OEWS data · May 2025 · 170 employed
Annual Mean
$72,550
$34.88/hr
Annual Median
$74,270
$35.71/hr
Bottom 10%
$53,760
$25.85/hr
Top 10%
$85,490
$41.10/hr
Location vs National Average
Boulder, CO
$72,550
Difference
+16.0% vs US avg
US National
$62,540
Salary Percentile Breakdown
| Percentile | Annual |
|---|---|
10th Percentile Bottom 10% | $53,760 |
25th Percentile Lower quarter | $63,510 |
50th PercentileMedian Median | $74,270 |
75th Percentile Upper quarter | $79,950 |
90th Percentile Top 10% | $85,490 |
Salary Distribution
Annual Salary Range
10th
$54K
25th
$64K
Median
$74K
75th
$80K
90th
$85K
Boulder, CO has a relatively small Water and Wastewater Treatment Plant and System Operators workforce (approximately 170 positions). Job opportunities may be more competitive.
In Boulder, CO, Water and Wastewater Treatment Plant and System Operators salaries range from $53,760 at the 10th percentile to $85,490 at the 90th percentile — a spread of $31,730 (43% of the median). This relatively narrow range suggests more consistent pay across employers in this area.
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US median/yr
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$74,450
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$48,570
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US median/yr
Data: BLS OEWS May 2025 · Public domain · Not affiliated with BLS.