California Grade D4 Water Distribution Operator Exam Prep
Get your D4 license, get FREE Contact Hours & build your career as a water professional!
Pass your California D4 Water Distribution Operator Certification exam the first time with our guaranteed exam prep system. Plus, receive a Bonus 32 FREE Contact hours recognized by California for your license renewal. A $299 value!
Learn at your own pace and on your schedule
Instructor support you can count on
Great return on investment – low course price, FREE Contact Hours, and increased income when you pass
Curriculum content
Distribution Exam Preparation Grade 4
Pass your test the first time! No stress. No worry. This course will prepare you to pass your supervisor level distribution operator exam with confidence and set you apart in a successful and satisfying career in water distribution. There are 32 individual lesson modules included in this course.
Resource Handouts
How to get the most out of your course
Unit Conversions
Unit Conversions
Working with Formulas
Understanding Percentages
Calculating Area
Calculating Volume
Weight-Volume Relationships
Force-Pressure-Head
Velocity and Flow Rate
Pumps
The Metric System
Problem Solving
Flow Conversion Problems
System Design and Layout
Volume Problems
Flow Rate Problems
Distribution Piping
Water Storage
Fire Hydrants and Valves
Water Meters
Pumps and Motors
Cross-Connection Control
Disinfection
Distribution Disinfection Problems
Chemical Feed Problems
Corrosion Control
Water Quality
Distribution Laboratory Problems
Water Main Installation and Backfilling
Safety
Regulations
Instumentation and Information and Technology
Hydraulics
Grade 4 Practice Tests
Distribution Exam Review Grades 5 - Course Evaluation
Distribution System Review (16 hours)
System Design and
Layout
Distribution Piping
Water Storage
Fire Hydrants and Valves
Water Meters
Pumps and Motors
Cross-Connection Control
Disinfection
Corrosion Control
Water Quality
Water Main Installation and Backfilling
Safety
Regulations
Hydraulics
System Design and Layout
Distribution Piping
Water Storage
Fire Hydrants and Valves
Water Meters
Pumps and Motors
Cross-Connection Control
Disinfection
Corrosion Control
Water Quality
Water Main Installation and Backfilling
Safety
Regulations
Hydraulics
Distribution System Review (16 hours) - Course Evaluation
Water Treatment Review (16 hours)
Source Water Review, Coagulation and Flocculation Review,
Sedimentation Review, Filtration Review, Disinfection Review, Corrosion Control
Review, Fluoridation Review, Iron and Manganese Control Review, Lime Softening
Review, Regulations Review, Membrane Technology Review
Source Water Review
Coagulation and Flocculation Review
Sedimentation Review
Filtration Review
Disinfection Review
Corrosion Control Review
Fluoridation Review
Iron and Manganese Control Review
Lime Softening Review
Regulations Review
Membrane Technology Review
Water Treatment Review (16 hours) - Course Evaluation