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�����•��-- WELL GAUGING/PURG <br /> ING CALCULATIONS <br /> CLEARWATER DATA SHEET <br /> G R O . P, INC__ Date Job No Location <br /> 520 3rd Street,Saute 104 Oakland CA,94607 <br /> Phone (510)893-5160 Fax (510)893-5947 �I "vC f� -03 7fC el <br /> Tech(s) Drums on Site CTOA Drums on Site @ TOD <br /> Soil Water Soil 0 Water <br /> Well No Diameter DTB DTW ST CV PV SPL � Note <br /> (in) (ft) {ft) {ft) {gal) {gal} {ft) Crro <br /> o i 52,53t'. <br /> oR3 SrL ' , y 6 <br /> 60 <br /> Explanation__ Conversion Factors (cf) <br /> DTB = Depth to Bottom 2-inch diameter well cf=t7 16 gal/ft <br /> DTW = Depth to Water 4-inch diameter well cf=0 65 gal/ft <br /> ST = Saturated Thickness (DTB-DTW) 6-inch diameter well cf=i 44 gal/ft <br /> CV = Casing Volume (ST x cf) <br /> PV = Purge Volume (standard 3 x CV, well development 10 x CV) <br /> SPI_ =Thickness of Separate Phase Liquid <br /> L <br />