S: Water Treatment
FC: The Water Sewage Plant
1: The water treatment plant cleans the water then it empties the water into the river.
3: FIRST IT GOES INTO A SETTLING TANK THEN ALL THE HEAVY STUFF GOES TO THE BOTTOM AND ALL THE LIGHT STUFF GOES TO THE TOP AND THEN IT GOES TO ANOTHER TANK.
5: The water on top is pumped into another tank and cleaned to make it safe to release into the river.