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Local Drinking Water Treatment. Where Does Your Tap Water Come From? Your drinking water is processed by a company called Aquarion. Your drinking water.

Apr 01, 2015

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Page 1: Local Drinking Water Treatment. Where Does Your Tap Water Come From? Your drinking water is processed by a company called Aquarion. Your drinking water.

Local Drinking Water Local Drinking Water TreatmentTreatment

Page 2: Local Drinking Water Treatment. Where Does Your Tap Water Come From? Your drinking water is processed by a company called Aquarion. Your drinking water.

Where Does Your Tap WaterWhere Does Your Tap WaterCome From?Come From?

• Your drinking water is processed by a Your drinking water is processed by a company called Aquarion.company called Aquarion.

• They have several treatment plants. They have several treatment plants. Your tap water is treated in Fairfield, Your tap water is treated in Fairfield, CT and travels down a 36” pipe CT and travels down a 36” pipe underground along the Post Road.underground along the Post Road.

• The water source is a local reservoir The water source is a local reservoir called Hemlock Reservoir in Fairfield. called Hemlock Reservoir in Fairfield.

Page 3: Local Drinking Water Treatment. Where Does Your Tap Water Come From? Your drinking water is processed by a company called Aquarion. Your drinking water.

Easton Reservoir

Water Treatment Plant

Page 4: Local Drinking Water Treatment. Where Does Your Tap Water Come From? Your drinking water is processed by a company called Aquarion. Your drinking water.

Water Reservoirs in Our Area

This reservoir connects with the next body of water.

Page 5: Local Drinking Water Treatment. Where Does Your Tap Water Come From? Your drinking water is processed by a company called Aquarion. Your drinking water.

Water Reservoirs in Our Area

Your Water Comes from Here

Raw water is treated here to become safe tap water

Page 6: Local Drinking Water Treatment. Where Does Your Tap Water Come From? Your drinking water is processed by a company called Aquarion. Your drinking water.

How your water is treated:How your water is treated:

1.1. The The Gate HouseGate House controls the amount of controls the amount of water that enters the treatment plant.water that enters the treatment plant.

2.2. The The Raw Water Pumping StationRaw Water Pumping Station helps helps water up hill. The pumps are not used water up hill. The pumps are not used when gravity can do the work.when gravity can do the work.

3.3. At the At the Settling TankSettling Tank a chemical, Alum is a chemical, Alum is added to make impurities clump added to make impurities clump together. This is called COAGULATION.together. This is called COAGULATION.

Page 7: Local Drinking Water Treatment. Where Does Your Tap Water Come From? Your drinking water is processed by a company called Aquarion. Your drinking water.
Page 8: Local Drinking Water Treatment. Where Does Your Tap Water Come From? Your drinking water is processed by a company called Aquarion. Your drinking water.

Coagulation and Coagulation and FlocculationFlocculation

Page 9: Local Drinking Water Treatment. Where Does Your Tap Water Come From? Your drinking water is processed by a company called Aquarion. Your drinking water.

Sedimentation BasinSedimentation Basin

Page 10: Local Drinking Water Treatment. Where Does Your Tap Water Come From? Your drinking water is processed by a company called Aquarion. Your drinking water.

4.4. After the impurities settle, After the impurities settle, clarified water overflows the clarified water overflows the Sedimentation TankSedimentation Tank leaving the leaving the clumps of impurities behind.clumps of impurities behind.

5.5. Next the water is Next the water is FilteredFiltered by by letting gravity pull the water letting gravity pull the water through ground up coal and through ground up coal and sand.sand.

6.6. In a new tank In a new tank ChlorineChlorine is added is added to kill all organisms.to kill all organisms.

Page 11: Local Drinking Water Treatment. Where Does Your Tap Water Come From? Your drinking water is processed by a company called Aquarion. Your drinking water.

Final Additives Before Going to Final Additives Before Going to the Storage Tankthe Storage Tank

7.7. Adjust PH from 6 to 7 to protect Adjust PH from 6 to 7 to protect pipes from corrosion.pipes from corrosion.

8.8. Phosphates are added to prevent Phosphates are added to prevent dissolving lead & copper pipes.dissolving lead & copper pipes.

9.9. Fluoride is added for dental health.Fluoride is added for dental health.

10.10. The Storage Tank is filled at night The Storage Tank is filled at night to be ready for peak demand in the to be ready for peak demand in the morning when you get up to flush, morning when you get up to flush, shower, cook, drink, brush teeth shower, cook, drink, brush teeth and wash dishes.and wash dishes.

Page 12: Local Drinking Water Treatment. Where Does Your Tap Water Come From? Your drinking water is processed by a company called Aquarion. Your drinking water.

Water Tests Performed Water Tests Performed Daily:Daily:• Turbidity – how clear the water isTurbidity – how clear the water is

• Ph – Kept neutral ph 7Ph – Kept neutral ph 7

• Chlorine Levels checked at furthest Chlorine Levels checked at furthest location because it escapes into the location because it escapes into the air. Enough is added so the air. Enough is added so the organisms do not grow along the organisms do not grow along the pipeline.pipeline.

• Many other tests are also performed, Many other tests are also performed, 115,000 tests per year automatically 115,000 tests per year automatically or manually.or manually.

Page 13: Local Drinking Water Treatment. Where Does Your Tap Water Come From? Your drinking water is processed by a company called Aquarion. Your drinking water.

More Water Facts:More Water Facts:• The storage tanks are not allowed to The storage tanks are not allowed to

be less than half full to provide water be less than half full to provide water for the Fire Fighter.for the Fire Fighter.

• 50 million gallons are processed each 50 million gallons are processed each day in Fairfield alone. day in Fairfield alone.

• Water use is metered at your homes Water use is metered at your homes and read by a truck when it passes and read by a truck when it passes by your house. by your house.

Page 14: Local Drinking Water Treatment. Where Does Your Tap Water Come From? Your drinking water is processed by a company called Aquarion. Your drinking water.

WATER METERS WATER METERS

Page 15: Local Drinking Water Treatment. Where Does Your Tap Water Come From? Your drinking water is processed by a company called Aquarion. Your drinking water.

Some Homes Use Well Some Homes Use Well WaterWater• Larger properties can drill their own Larger properties can drill their own

well.well.• Properties far from a water treatment Properties far from a water treatment

plant must have a well.plant must have a well.• Well water is pumped from the raw Well water is pumped from the raw

water that collects underground.water that collects underground.• A home with well water will have a A home with well water will have a

pressure tank. pressure tank. • Families may purchase water treatment Families may purchase water treatment

equipment to filter, soften or neutralize.equipment to filter, soften or neutralize.

Page 16: Local Drinking Water Treatment. Where Does Your Tap Water Come From? Your drinking water is processed by a company called Aquarion. Your drinking water.
Page 17: Local Drinking Water Treatment. Where Does Your Tap Water Come From? Your drinking water is processed by a company called Aquarion. Your drinking water.

Water Pressure Tank for homes with a well

Page 18: Local Drinking Water Treatment. Where Does Your Tap Water Come From? Your drinking water is processed by a company called Aquarion. Your drinking water.

Home Water TreatmentHome Water Treatment

Filters remove impurities

Water Softeners Remove Dissolved Minerals that Harm

Pipes

Multi Purpose Water Treatment Systems

Filter, Soften and Neutralize Water

Page 19: Local Drinking Water Treatment. Where Does Your Tap Water Come From? Your drinking water is processed by a company called Aquarion. Your drinking water.

HOMEWORKHOMEWORK

• TONIGHT FIND OUT WHERE YOUR TONIGHT FIND OUT WHERE YOUR WATER COMES FROMWATER COMES FROM

• LOOK FOR: LOOK FOR: – WATER METERWATER METER– WATER PRESSURE TANKWATER PRESSURE TANK– HOME WATER TREATMENT EQUIPMENTHOME WATER TREATMENT EQUIPMENT

Page 20: Local Drinking Water Treatment. Where Does Your Tap Water Come From? Your drinking water is processed by a company called Aquarion. Your drinking water.

REVIEW WATER TREATMENT REVIEW WATER TREATMENT AT THIS LINK:AT THIS LINK:

• Links to the the water treatment Links to the the water treatment cycle: cycle: http://www.epa.gov/safewater/kids/watertreatmentplant/storage.html

• Stop at each treatment point to show Stop at each treatment point to show where the water is along the where the water is along the treatment path. You may click on treatment path. You may click on each treatment point on the image each treatment point on the image for a little information about that for a little information about that treatment point. treatment point.

Page 21: Local Drinking Water Treatment. Where Does Your Tap Water Come From? Your drinking water is processed by a company called Aquarion. Your drinking water.

Image SourceImage Source

• http://http://www.thewatertreatments.com/tag/www.thewatertreatments.com/tag/waterwater