The average wastewater treatment plant supervisor salary at City of Rio Grande City was $43,609 , which is 23 percent lower than the average salary for this job in Texas, and 47 percent lower than the national average for this job . There is 1 employee at City of Rio Grande City with the job title wastewater treatment plant supervisor.
| Name | Year | Job Title | Employer | ||
|---|---|---|---|---|---|
Samuel Perez2022Wastewater Treatment Plant SupervisorCity of Rio Grande City | Samuel Perez | 2022 | Wastewater Treatment Plant Supervisor | City of Rio Grande City | View Salary Details |