Grade 1 Wastewater Operator Certification Exam Review

Video Description

Starting your career in wastewater? This video is your all-in-one study guide for the Grade 1 Operator Certification Exam. We break down the essential topics you NEED to know, from basic treatment processes to critical safety protocols, in a clear and easy-to-understand way. In this video, we'll help you master these key exam areas: Treatment Process Fundamentals: The journey of wastewater from preliminary treatment to disinfection. Activated Sludge Basics: Understanding mixed liquor and what "dark chocolate brown" sludge means. Key Laboratory Tests: The 5-day BOD test, using an Imhoff Cone, and which tests must be done within 15 minutes of collection. Safety First: Confined space entry rules (why you need 3 people), fire extinguisher classes (A, B, C, D), and chlorine safety (the 160°F fusible plug). Math & Measurements: Critical numbers like the 30 mg/L effluent standard for BOD/TSS and the 0.1% solids content in raw wastewater. Biological Indicators: How to tell if your plant is running well (stalked ciliates) or poorly (amoebas). Key Takeaways for Your Exam: Memorize the critical numbers – they are frequently tested. Safety is a major part of the exam – know your protocols. Understand the "why" behind each treatment stage. You don't need to be a chemist, but you do need to know the basic lab tests and their purposes. Who is this for? Aspiring Wastewater Operators taking their Grade 1 Certification Exam Students in environmental science or water technology programs Public works employees new to the wastewater field Get certified and start your rewarding career in public health and environmental protection! Like, subscribe, and hit the bell for more beginner-friendly operator training and exam prep videos.