Waste Water Certification Exam Compilation | 2024 STUDY BUNDLE PACK SOLUTION | With Verified solutions | Guaranteed Success

domestic wastewater Comes from schools, homes, hospitals, businesses, light industrial facilities. population equivalents 100 lbs wastewater per day, .2 lbs TSS/day, .17 BOD/day industrial wastewater Comes from industries. Compatible wastes can be processed by the plant. Incompatible wastes are ...

The Activated Sludge Process: A. requires preaeration B. requires Activated Carbon C. is an aerobic biological process. D. Usually precedes primary sedimentation. E. Requires 50% by volume old sludge to work effectively. C. Is an Aerobic biological process A complete mix activated sludge plan...

First action for a polymer spill Apply an absorbent to the spill such as sand or kitty litter and then sweep up the materials. Total discharge head includes Discharge pressure head + static discharge head + Velocity head (outlet) + Friction Head (discharge line) Where is the best location to col...

General Wastewater Treatment: What is the pressure head caused by? Water elevation General Wastewater Treatment: What color should the piping be that contains reclaimed water? purple General Wastewater Treatment: What is the term for the height to which a column of water will rise in a well. pi...

What is the methane content in a properly operation anaerobic digester? A) 30 to 35% by volume B) 1 to 2% by volume C) 65 to 70% by volume D) 15 to 20% by volume C) 65 to 70% by volume (v.2 pg 158) What will the addition of chlorine gas do to the pH of wastewater? A) Moderately increase pH B)...

The first step the maintenance staff should take in properly locking and tagging out a piece of equipment is to... a) alert the operator on duty b) turn the equipment off at the motor control center (MCC) c) pull the switch on the electrical panel to "OFF" d) fill out the tags a) alert the op...

Surface water runoff, storm water, sanitary and industrial. A collection system that is called "combined" may carry this kind of wastewater: 2 The flow in a collection system should be a minimum of ____ feet per second (FPS)? Solids will settle. What will happen if the flow is too slow in a col...

Surface water runoff, storm water, sanitary and industrial. A collection system that is called "combined" may carry this kind of wastewater: 2 The flow in a collection system should be a minimum of ____ feet per second (FPS)? Solids will settle. What will happen if the flow is too slow in a col...

WWTP Wastewater Treatment Plant A community or municipal facility designed according to state and federal regulations and permitted for the purposes of purifying soiled water or wastewater which is the water and solids from a community including residential, commercial and often industrial entiti...

What is the most common reason for a wastewater to contain intermittent large amounts of sand, gravel, and grit? Storm events Combined wastewater is defined as Sanitary wastewater and stormwater runoff In general, the solids content in wastewater is about 0.1% In general, what is the percentage ...

When Chlorine is combined with water what type of pipe should be used? A. Ductile iron B. Asbestos concrete C. PVC D. Carbon Steel C. PVC A good settling sludge would consist of what type of protozoa? A. Rotifers and nematodes B. Amoebas and Flagellates C. Stalked ciliates and mastagoria D....

In the activated sludge process, some of the activated sludge must be wasted to... A. Prevent excessive solid buildup B. Prevent clogging of the sludge return line C. Prevent overloading of sludge return pumps D. Increase digester gas production A. Prevent excessive solid buildup The best opera...

WasteWater Sources & Characteristics: What is the most common reason for a wastewater to contain intermittent large amounts of sand, gravel, and grit? storm events WasteWater Sources & Characteristics: Combined wastewater is defined as sanitary wastewater and stormwater runoff WasteWater Source...

When organic wastes are discharged to receiving waters, O2 is depleted by _____. bacteria Hydrogen sulfide gives off an odor similar to____. rotten eggs 3 diseases potentially carried by wastewater are _____. typhoid fever, disentery, cholera Immediate first aid for butrns is to ____. flood with ...