California Grade D4 Water Distribution Operator License Upgrade


Save $150 when you bundle our Specialized Training with our Guaranteed Exam Preparation! Our California approved 36-hour Water Distribution Specialized training qualifies you to take the D4 Water Distribution Operator exam. Plus get 50% off our guaranteed exam prep system and pass your California D4 Water Distribution Operator Certification exam the first time. A $699.98 value!

Water Transmission and Distribution II

This course is designed to provide an advanced understanding of Water Transmission and Distribution, system maintenance and inspection, and the safety of the public water supply. Course material consists of reading assignments, video lectures, review questions, study problems, and lesson quizzes. Find the required texts HERE.

*Required textbook(s) are not included in the cost of the course and will need to be purchased separately. 

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.