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1 � - <br /> 1 � <br /> -��' WELL GAUGING/PURGING CALCULATIONS <br /> CLEARWATE DATA SHEET <br /> GROUP I N C <br /> Date Job No Location <br /> 520 3rd Street,Swte 104 Oakland CA,94607 <br />' Phone ($10)893.5160 Fax (510) 893-5947 121 6^�� <br /> Tech(s) Drums on Site 9TOA Drums on Site Q TOD <br /> Ko-+1 art nTZ,-'�_ftARater Sol] Water .1-1 <br /> f r <br /> Well No Diameter DTB DTW ST CV PV I SPL Notes <br /> (in) (ft) (ft) I {ft) (cal) (gal) (ft) <br /> i is o t . ce I -'D <br /> '(\w �' I �, .� y5 I�S,I i C1 '3 i is 3 -31 <br /> ' C j ' C 1 13,C-3 <br /> bL ✓ ' r <br /> ,N Cc 3 1 4cc <br /> I <br /> Explanation <br /> Conversion Factors (cf) <br /> DTB ; Depth to Bottom 2-rnch diameter well cf=O 16 gal/ft <br /> DTW = Depth to Water 4-inch diameter well cf=O 65 gal/ft <br /> ST = Saturated Thickness (DTB-DTW) 6-inch diameter well cf=1 44 gai/ft <br /> CV = Casing Volume (ST x cf) <br /> PV = Purge Volume (standard 3 x CV, well development 10 x CV) <br /> SPL= Thickness of Separate Phase Liquid <br /> r <br />