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License Finder

License Finder

Find information about licenses required for different occupations by searching below.

License requirements vary by state. You can search in any state for an occupation or job title, a license name, or a state agency that oversees licensing.


228 licenses found for Water and Wastewater Treatment Plant and System Operators in United States.
License Name Licensing Agency State
WASTEWATER TREATMENT PLANT OPERATOR GRADE I Water and Wastewater Certification Program
Fleming Training Center		 Tennessee
Wastewater Treatment Plant Operator Michigan Department of Environmental Quality Michigan
Drinking Water Operator (Distribution System) Michigan Department of Environmental Quality Michigan
Water Laboratory Operator, Class A Oklahoma State Department of Environmental Quality
(WQD) Water Quality Certification		 Oklahoma
Water Operator Department of Health and Social Services
Division of Public Health
Office of Drinking Water		 Delaware
WASTEWATER COLLECTION SYSTEM OPERATOR GRADE I Water and Wastewater Certification Program
Fleming Training Center		 Tennessee
Water Works Operator, Class A Oklahoma State Department of Environmental Quality
(WQD) Water Quality Certification		 Oklahoma
Pollution Abatement Facility Operator Vermont Secretary of State
Office of Professional Regulation		 Vermont
Wastewater Operator Class I-SP Indiana Department of Environmental Management
Office of Water Quality, Wastewater Branch
Room 1255		 Indiana
Water Treatment Plant Class: WT5 Indiana Department of Environmental Management
Office of Water Quality, Drinking Water Branch
Permit Certification and Capacity Section		 Indiana
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