2767 Report, Louis E. Hawes, Engineer to Water Committee, September 11, 1901

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m LOUIS HAWES, Y CIVIL AND HYDRAULIC ENGINEER, TREMONT BUILDING, BOSTON• MASS. ......Bo-s-ton.,.A-.as..is............................... Iir A. E. Scott , = Chairman CO27Ilittee on Water Works ., Lexington , Mass. Dear Sir:- The results of Lz asurements of the flog of water from various sources near the Lexington pumping station, as shown by. recent approxir.iate measurements taken wi -11 such inexpensive apparatus as was available, was as follows ,-- INTO WELL NO. 1. Clear E7round-water. From Ball Fi.eld filter gallery, av rage of 4 measurements taken frorr: Aug. 29 to Sept. 9 , at the rate of - _ _ From the Deep well , average e - 12,�20 gals.per day mPnts taken from Sept. 2o� �c, . at as the a the rate of - - - - - - - - - - - - - - 91,526 " tt ►r From tie Reservoir conduit , ground-water by ;ravity , average of 4 measurements taken from Aug. 29 to Sept. 9 , at the rate of - - -- - - - - - - - - - - _ �. 143,784 n �� ►� The flow into Well No . 1 frorz the ground, or rock at its bottom is in addition to the above , but cannot be measured sep- arately until there is a e011 ecting basin for the other water to flog into. It is probable that considerable of the above flow is lost in well .I and some Of it pumped over and over by the deep well. pump - - - - - - - _ INTO WELL NO. 2. Clear ground-water. From the Seaverns Spring, average of g measurements taken from Aug. 24 to Sept . 9 , at the rate of _ _ - _ - _ - 19 ,062 gals. per day The flow into Well. No. 2 from the ground or rock at its bottom is in addition to the above , but cannot be rueasured sep- arately until the proposed collecting basin is built to take tie other water, soille of which may also be lost before r reaching the pump i i i 1 pted at this neetin�. as may be ado — _ _