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WwG e0Trans, Inc WELL SAMPLING DATA SHEET <br /> Project Safeway-Stockton Well Number MW-6 Date 4130102 <br /> Job No )_499-101 Sampler(s) Keith Hoofard 1 Megan Scott <br /> 1 Purge Calculation <br /> A Depth to Water (DTW) 1537 feet <br /> B Total Well Depth (TD) 442 feet <br /> C Height of Water (B - A) 2883 feet <br /> D Casing Diameter 4-Inch inches <br />' E Gallons/Foot 066 gallons <br /> 2"=0 17 g/ft 4"=0 66 gift <br />' F Casing Volume (C x E) 190 gallons <br /> G Purge Volume (E x 3) 57 gallons <br /> • H Actual Volume Purged 57 gallons <br /> Recharge (minimal, low, medium, high) Hi0h <br /> Purge Equipment Two dis osabale bailers, transport water to 55-gallon drum storage area <br />' Field Conditions Cloud /Scattered Rain Showers throughout the day <br /> Comments Set up traffic control measures (4 sl ns + 30 cones)to sample well <br />' Well box paved over, reset new smaller diameter well box inside old box <br /> and set slightly above grade Well cap Intact and sealing well effective) <br /> Field Measurements <br /> Pump Rate Volume Temp EC <br /> Time (gpm) Purged (F) pH (pSlcm) Turbidity <br /> 1245 Hand Bail 20 736 703 346 Clear <br /> 1305 Hand Ball 40 733 699 422 Clear <br /> 1324 Hand Ball 57 721 703 345 Clear <br /> DTW(pre-purge) 1537 Sample Order, 1 <br /> . DTW(post-purge) 1544 <br /> P\Projects%afeway1L4991WellData xls1MW-6_04-30-02 <br />