*** This version of Confluence is for testing only and contains a copy of content from June 29th 2026. No changes will be preserved. ***
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In the treatment plants, water would be sent upward through a bed of sand suspended in the grit chamber. The sand filter is intended to provide some surface area on which bubbles can form. The bubbles would accumulate, forming larger bubbles that could quickly float to the surface of the water in the grit chamber. The anticipation is that enough bubbles can form and leave the water in the grit chamber so that the water flowing into the sedimentation tanks would have a lower dissolved gas content and less potential to form bubbles.
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