Denver Water Treatment Process Quiz

What is the first step in the treatment process at Denver Water?

• Disinfection

• Sedimentation

• Coagulation

• Filtration

What happens inside the coagulation building at Denver Water?

• Particles disappear

• Particles attract each other

• Particles remain neutral

• Particles repel each other

What is the purpose of adding polymers during the flocculation process?

• To remove chlorine

• To neutralize particles

• To create larger chains of flock

• To speed up sedimentation

Where do heavy flock particles settle during the sedimentation process?

• Middle of the tank

• Outside the tank

• Top of the tank

• Bottom of the tank

What are the filtration tanks at Denver Water filled with?

• Charcoal and pebbles

• Anthracite coal and sand

• Rocks and dirt

• Gravel and sand

What is the purpose of adding disinfectants in the disinfection process?

• To create larger chains of flock

• To speed up filtration

• To attack bacteria

• To remove sediment

Where is the water stored after the treatment process at Denver Water?

• In open tanks

• In the treatment plants

• In finished water tanks

• In underground tanks

What happens to the water after it is stored in the finished water tanks?

• It is discharged into rivers

• It is sent to customers

• It is sent to treatment plants

• It is stored indefinitely

What is the purpose of the scraper during the sedimentation process?

• To speed up filtration

• To add chemicals

• To remove sludge

• To mix water

What is the final step in the Denver Water treatment process?

• Filtration

• Coagulation

• Sedimentation

• Disinfection