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��-� WELL GAUGING/PURGING CALCULATIONS <br /> CdARWATER DATA SHEET <br /> 1 � <br /> G R O U P Date Job No. Location <br /> 229 Tewksbury Ave,Point Richmond,CA 94801 p <br /> Phone:(SIO)307-9943 Fax-(510)232-2873 �'`l �f� <br /> _ Tech(s): /+ / <br /> Drums on Site OTOA Drums on Site 0 TOD <br /> W <br /> : Sol]: Water: <br /> SCJ Well No Diameter DTB CV PV SPL Notes <br /> (ln) (ft) <br /> (gal) (gal) ( ) <br /> 171 <br /> W40 lIC70 <br /> La . 3Z 1, 9 <br /> '-=17 <br /> Ex Ian i Conversion Factors (cf) <br /> DTB= Depth to Bottom 2-inch diameter well cf=0.16 gal/It <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 /> r�d PV = Purge Volume (standard 3 x CV, well development 10 x CV) <br /> SPL=Thickness of Separate Phase Liquid <br />