Examples of Bank filtration in a sentence
Both softening stages must treat the entire plant flow taken from a surface water or GWUDI source.(c) Bank filtration.
They are typically constructed of a nonrigid, fabric filtration media housed in a pressure vessel in which the direction of flow is from the inside of the bag to outside.(((24))) (22) "Bank filtration" means a water treatment process that uses a well to recover surface water that has naturally infiltra- ted into groundwater through a ((river bed)) riverbed or bank(s).
Bank filtration credit sampling location.1. Systems that receive Cryptosporidium treatment credit for bank filtration under 43.9(3)“b” or 43.10(4)“c” must collect source water samples in the surface water source prior to bank filtration.2. Systems that use bank filtration as pretreatment to a filtration plant must collect source water samples from the well, which is after bank filtration has occurred.
Bank filtration Initial demonstration of the following: - Unconsolidated, predominantly sandy aquifer - Setback distance of at least 25 feet for 0.5-log credit or 50 feet for 1.0-log credit No later than the applicable treatment compliance date in 43.11(7) If monthly average of daily maximum turbidity is greater than 1 NTU, then system must report result and submit an assessment of the cause.
Bank filtration: 0.5-log credit for 25-foot setback; 1.0-log credit for 50-foot setback; aquifer must be unconsolidated sand containing at least 10 percent fines; average turbidity in wells must be less than 1 NTU.