the wonderful world of wastewater treatment plants today’s flush is tomorrow’s drink!
TRANSCRIPT
![Page 1: THE WONDERFUL WORLD OF WASTEWATER TREATMENT PLANTS TODAY’S FLUSH IS TOMORROW’S DRINK!](https://reader031.vdocuments.us/reader031/viewer/2022032005/56649d175503460f949ed819/html5/thumbnails/1.jpg)
THE WONDERFUL WORLD OF WASTEWATER TREATMENT PLANTS
TODAY’S FLUSH IS TOMORROW’S DRINK!
![Page 2: THE WONDERFUL WORLD OF WASTEWATER TREATMENT PLANTS TODAY’S FLUSH IS TOMORROW’S DRINK!](https://reader031.vdocuments.us/reader031/viewer/2022032005/56649d175503460f949ed819/html5/thumbnails/2.jpg)
THE FLOW THROUGH THE WASTWATER TREATMENT IS BY GRAVITY, SO THE FIRST JOB IS TO LIFT THE INCOMING WASTEWATER TO THE HIGHEST POINT IN THE PLANT USING A SCREW PUMP.
![Page 3: THE WONDERFUL WORLD OF WASTEWATER TREATMENT PLANTS TODAY’S FLUSH IS TOMORROW’S DRINK!](https://reader031.vdocuments.us/reader031/viewer/2022032005/56649d175503460f949ed819/html5/thumbnails/3.jpg)
![Page 4: THE WONDERFUL WORLD OF WASTEWATER TREATMENT PLANTS TODAY’S FLUSH IS TOMORROW’S DRINK!](https://reader031.vdocuments.us/reader031/viewer/2022032005/56649d175503460f949ed819/html5/thumbnails/4.jpg)
STEP 1 - GET RID OF THE UNDIGESTABLE SOLIDS USING A BAR SCREEN FILTER.
![Page 5: THE WONDERFUL WORLD OF WASTEWATER TREATMENT PLANTS TODAY’S FLUSH IS TOMORROW’S DRINK!](https://reader031.vdocuments.us/reader031/viewer/2022032005/56649d175503460f949ed819/html5/thumbnails/5.jpg)
STEP 2 - SLOW THE FLOW DOWN TO 2 FT/SEC AND GET RID OF THE GRIT IN THE GRIT CHANNEL.
![Page 6: THE WONDERFUL WORLD OF WASTEWATER TREATMENT PLANTS TODAY’S FLUSH IS TOMORROW’S DRINK!](https://reader031.vdocuments.us/reader031/viewer/2022032005/56649d175503460f949ed819/html5/thumbnails/6.jpg)
STEP 3 - SLOW THE FLOW TO 1 FT/SEC AND ALLOW THE SLUDGE TO SETTLE OUT IN THE PRIMARY CLARIFIER.
![Page 7: THE WONDERFUL WORLD OF WASTEWATER TREATMENT PLANTS TODAY’S FLUSH IS TOMORROW’S DRINK!](https://reader031.vdocuments.us/reader031/viewer/2022032005/56649d175503460f949ed819/html5/thumbnails/7.jpg)
STEP 4 - THE SLUDGE GOES TO THE SLUDGE DIGESTERS WHERE IT IS DIGESTED, AND METHANE GAS IS PRODUCED.
![Page 8: THE WONDERFUL WORLD OF WASTEWATER TREATMENT PLANTS TODAY’S FLUSH IS TOMORROW’S DRINK!](https://reader031.vdocuments.us/reader031/viewer/2022032005/56649d175503460f949ed819/html5/thumbnails/8.jpg)
STEP 5 - THE REMAINING ORGANICS IN THE WATER ARE DIGESTED BY BACTERIA IN THE ACTIVATED SLUDGE PROCESS. AIR IS PUMPED IN TO SUPPLY THE BACTERIA WITH OXYGEN.
![Page 9: THE WONDERFUL WORLD OF WASTEWATER TREATMENT PLANTS TODAY’S FLUSH IS TOMORROW’S DRINK!](https://reader031.vdocuments.us/reader031/viewer/2022032005/56649d175503460f949ed819/html5/thumbnails/9.jpg)
STEP 6 - THE BACTERIA SETTLE OUT IN THE SECONDARY CLARIFIER, LEAVING CLEAR WATER. THE BACTERIA ARE RECYCLED BACK INTO THE ACTIVATED SLUDGE PROCESS OR WASTED TO THE SLUDGE DIGESTER.
![Page 10: THE WONDERFUL WORLD OF WASTEWATER TREATMENT PLANTS TODAY’S FLUSH IS TOMORROW’S DRINK!](https://reader031.vdocuments.us/reader031/viewer/2022032005/56649d175503460f949ed819/html5/thumbnails/10.jpg)
AFTER TREATING WITH HYPOCHLORITE (CHLOROX), THE WATER IS SENT TO THE YADKIN RIVER.
![Page 11: THE WONDERFUL WORLD OF WASTEWATER TREATMENT PLANTS TODAY’S FLUSH IS TOMORROW’S DRINK!](https://reader031.vdocuments.us/reader031/viewer/2022032005/56649d175503460f949ed819/html5/thumbnails/11.jpg)
THINGS YOU SHOULD NOT PUT IN THE SEWER
1. NONDIGESTABLE SOLIDS – RAGS, DIAPERS, ETC.
2. GREASE, FATS, OILS
3. FOOD, FOOD SCRAPS