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The differences between wastewater treatment plant supervisors and plant managers can be seen in a few details. Each job has different responsibilities and duties. While it typically takes 6-12 months to become a wastewater treatment plant supervisor, becoming a plant manager takes usually requires 4-6 years. Additionally, a plant manager has an average salary of $113,843, which is higher than the $54,948 average annual salary of a wastewater treatment plant supervisor.
The top three skills for a wastewater treatment plant supervisor include treatment processes, process control and water treatment. The most important skills for a plant manager are continuous improvement, customer service, and safety program.
| Wastewater Treatment Plant Supervisor | Plant Manager | |
| Yearly salary | $54,948 | $113,843 |
| Hourly rate | $26.42 | $54.73 |
| Growth rate | -7% | 6% |
| Number of jobs | 11,675 | 275,962 |
| Job satisfaction | - | - |
| Most common degree | Bachelor's Degree, 55% | Bachelor's Degree, 63% |
| Average age | 47 | 44 |
| Years of experience | 12 | 6 |
Wastewater treatment plant supervisors and plant managers have different pay scales, as shown below.
| Wastewater Treatment Plant Supervisor | Plant Manager | |
| Average salary | $54,948 | $113,843 |
| Salary range | Between $32,000 And $93,000 | Between $85,000 And $152,000 |
| Highest paying City | - | Richmond, CA |
| Highest paying state | - | New Jersey |
| Best paying company | - | Koch Industries |
| Best paying industry | - | Finance |
There are a few differences between a wastewater treatment plant supervisor and a plant manager in terms of educational background:
| Wastewater Treatment Plant Supervisor | Plant Manager | |
| Most common degree | Bachelor's Degree, 55% | Bachelor's Degree, 63% |
| Most common major | Environmental Control Technologies/Technicians | Business |
| Most common college | Stanford University | University of Pennsylvania |
Here are the differences between wastewater treatment plant supervisors' and plant managers' demographics:
| Wastewater Treatment Plant Supervisor | Plant Manager | |
| Average age | 47 | 44 |
| Gender ratio | Male, 98.0% Female, 2.0% | Male, 93.7% Female, 6.3% |
| Race ratio | Black or African American, 7.6% Unknown, 4.6% Hispanic or Latino, 12.3% Asian, 1.8% White, 71.1% American Indian and Alaska Native, 2.6% | Black or African American, 6.3% Unknown, 4.3% Hispanic or Latino, 15.5% Asian, 6.4% White, 67.0% American Indian and Alaska Native, 0.5% |
| LGBT Percentage | 5% | 10% |