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M <br />CITY OF NEW BRIGHTON <br />PARK BOARD MEETING <br />JULY 29, 1985 <br />GENERAL UPDATE ON WELLS <br />Old Wells 3, 4, 5, 6 ---Shut down due to contamination in 1983. <br />Old Well 7 ---Currently used for peaking only. Traces of <br />contamination detected in Summer of 1984, <br />levels appear to be increasing. <br />Old We11s 8 and 9 ---Highly contaminated, drilled into deep <br />aquifer in 1981 and 1982. <br />New Wells 8 and 9 ----Currently used for standby and peaking due <br />to lack of iron removal. <br />New Wells 10, 11., 12 ---Primary wells, well houses contain iron <br />removal filters. <br />EXPERIENCED WATER DEMAND <br />Average Day Water Demand is 2.5 Million Gallons <br />Maximum Day Water Demand Is 7.5 Million Gallons <br />45 Days Per Year Water Demand Exceeds 3.0 Million Gallon <br />19 Days Per Year Water Demand Exceeds 4.0 Million Gallon <br />10 Day Per Year Water Demand Exceeds 5.0 Million Gallon <br />5 Day Per Year Water Demand Exceeds 6.0 Million Gallon <br />CUF.RENT PUMPING CAPACITY <br />3+ Million Gallons Per Day Tran Free Water (Wells 10, 11 and 12) <br />6+ Million Gallon Per Day Total (Wells 7, 8, 9, 10, 11 and l2) <br />WATER SUPPLY NEEDS <br />1 New Primary well With Iron Removal In 1986 To Replace Well #7. <br />1 New Peaking well (no iron removal) Or A Carbon Absorption Treatment <br />Plant On Old Well 5 Or 6 In 1988. <br />