How much does a Wastewater Treatment Plant Superintendent make in Gloucester, MA? (2025)
As of August 01, 2025, Wastewater Treatment Plant Superintendents in Gloucester, MA earn an average annual salary of $118,416 with an hourly rate of $57. Salary ranges from $91,904 (10th percentile) to $139,575 (90th percentile), with the majority earning between $104,539 (25th percentile) and $129,492 (75th percentile). Compensation varies based on experience, skills, company size, and local market factors - all explored below.