How much does a Waste Water Treatment Plant Manager make in Hillister, TX? (2025)
As of August 01, 2025, Waste Water Treatment Plant Managers in Hillister, TX earn an average annual salary of $103,658 with an hourly rate of $50. Salary ranges from $79,498 (10th percentile) to $122,034 (90th percentile), with the majority earning between $91,012 (25th percentile) and $113,277 (75th percentile). Compensation varies based on experience, skills, company size, and local market factors - all explored below.