Wastewater grade - Study guides, Class notes & Summaries

Wastewater Grade 2 with complete solution

Fluffy white foam indicates low aerator solids concentration, while leathery brown foam indicates high solids concentration. - T When an anaerobic digester is becoming upset, the first sign will be increased alkalinity and decreased volatile acid concentration - F Surface aerator oxygen transfer efficiency increases as submergence decreases and the oxygen transfer efficiency increases - F When chlorine is used before disinfection for odor control it is not necessary to satisfy a chlorine ...

wastewater grade 1 exam Treatment updated 20-24/2025 domestic wastewater - CORRECT ANSWER-Comes from schools, homes, hospitals, businesses, light industrial facilities. population equivalents - CORRECT ANSWER-100 lbs wastewater per day, .2 lbs TSS/day, .17 BOD/day industrial wastewater - CORRECT ANSWER-Comes from industries. Compatible wastes can be processed by the plant. Incompatible wastes are toxic to the plant. sanitary wastewater - CORRECT ANSWER-The combined domestic and indus...

CA GRADE 2 WASTEWATER TREATMENT OPERATOR PRACTICE EXAM 1|UPDATED&VERIFIED|100% SOLVED|GUARANTEED SUCCESS

Wastewater Grade 2 test questions with complete solution

wastewater grade 2 exam with complete solution

A properly functioning anaerobic digester will achieve a reduction in volatile solids of greater than 50%. ( )True ( )False -Answer True Explanation: A properly functioning anaerobic digester will achieve a reduction in volatile solids of greater than 50%. The careful use of chlorine can correct certain operational problems of a trickling filter. ( )True ( )False -Answer True Explanation: The careful use of chlorine can correct certain operational problems of a trickling filter. T...

wastewater grade 1 exam Treatment updated 20-24/2025 domestic wastewater - CORRECT ANSWER-Comes from schools, homes, hospitals, businesses, light industrial facilities. population equivalents - CORRECT ANSWER-100 lbs wastewater per day, .2 lbs TSS/day, .17 BOD/day industrial wastewater - CORRECT ANSWER-Comes from industries. Compatible wastes can be processed by the plant. Incompatible wastes are toxic to the plant. sanitary wastewater - CORRECT ANSWER-The combined domestic and indus...

CWEA Collections System Maintenance Grade 3 | Questions and Answers | Correct Latest 2023 Graded A+. When pouring a concrete slab, which of the following tools is used to finish the concrete? a. Grasshopper. b. Tamper. c. Trowel. d. Vibrator. Correct Answer: c. Trowel. What tool is used to snare a broken section of sewer rod? a. Square stock corkscrew. b. Auger. c. Pickup tool. d. Pull out tool. Correct Answer: c. Pickup tool. Why is the replacement of wastewater collection systems in ...