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1 ArCASSOCIATES INC. 1111 Lone Nha are,yodesfo,Coffff im,95.351 LOG OF WELL M W 2 PROJECT �STAGG HIGH SCHOOL LOCATION PROJECT NO. 17292.0002 DATE DRILLED 024„19f01 LOGGED BY -JENNIFER Cox REVIEWED 13Y , JEANNE HOMSFY 0,47410 DRILLING COMPANY V&W DRII I ING INC DRILLER RALPH Me-rAHEY METHOD HOLLOW STEM AUGER ' BORE HOLE DIAMETER — a IN DEPTH DRILLED 37 FT DEPTH TO WATER : INITIAL ^-13 -FT STATIC - F7 CASING TYPE PVC DIAMETER 2 IN SCHEDULE 40 INTERVAL — 0 FT TO �L SCREEN TYPE PVC DIAMETER 2 IN_ SLOT SIZE 0.020 IN INTERVAL 32 FT TO 37 FT FILTER PACK TYPE INTERVAL 30 FT TO 37 FT ' SURFACE SEAL TYPE NE9 CEMENT OVER BENTONITE INTERVAL 0 FT TO 30 FT COMMENTS: PAGE I OF_L_ WELL DEPTH PID SAMPLE ID LITHOLOGIC DESCRIPTION DETAIL F7. PpM RLOWCOUNT LOG ' 0-2" - Asphalt 2 4 14 6 7 23 28 8 ' uxr2-10.5' CL 2"-16.5/20' LEAN CLAY (CL): <15X FINE, POORLY GRADED SAND; 10 7 18 >85X FINES. MEDIUM-HIGH DRY STRENGTH, NONE-SLOW 22 DILATANCY, LOW-MEDIUM TOUGHNESS, LOW-MEDIUM PLASTICITY, 23 MODERATE YELLOW BROWN. NO CHEMICAL ODOR NOTED, NO ' 12 ORGANICS, DRY-WET, WEAK CEMENTATION, HOMOGENOUS 14 �j 16 7 186 23 1 18 20 711$ MH 16.5/20-21.5/25 ELASTIC SILT (MH): <15X FINE, POORLY GRADED SAND; 20 >85% FINES: SLOW DILATANCY, LOW TOUGHNESS, NONE-LOW 22 PLASTICITY, MODERATE YELLOW BROWN, NO CHEMICAL ODOR NOTED, NO ORGANICS, WET, WEAK CEMENTATION, HOMOGENOUS ' 24- 7 8 26 t0 lz 28 ML 21.5/25-31.5/35' SILT (ML): <15S FINE, POORLY GRADED SAND; >857[ FINES; NONE-LOW DRY STRENGTH, SLOW-RAPID DILATANCY, LOW TOUGHNESS, NONE-LOW PLASTICITY, MODERATE YELLOW BROWN, 30 7 8 NO CHEMICAL ODOR NOTED, NO ORGANICS, MOIST-WET, WEAK 13 13 CEMENTATION, HOMOGENOUS } ' 32 34 UW2-35.5' 12 ' ~ 36 7.5 15 ML 31.5/35-36.5' SILT WITH SAND (ML): >20R FINE, POORLY GRADED SAND; 22 <80% FINES: NO DRY STRENGTH, RAPID DILATANCY, LOW TOUGHNESS, NO PLASTICITY, MODERATE YELLOW BROWN, 38 NO CHEMICAL ODOR NOTED, NO ORGANICS, MOIST, WEAK CEMENTATION, HOMOGENOUS 40 ' 42