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LAWRENCE & ASSOCIATES PROJECT: SHEET 1 OF 3 <br /> PHONE (530) 244-9703 NEW MONITORING WELLS <br /> 2001 MARKET STREET, RM. 523 530 244-5021 TH #: TH-6 <br /> FAX <br /> REDDING, CA 96001 ( ) JOB #: C.91.06.048 DATE: 9/22/92 <br /> LOGGED BY: DAVID KIRK DRILLER: PITCHER DRILLING CO. <br /> WELL CASING ELEVATION: 59.38' MSL <br /> FIELD LOCATION N EQUIPMENT AND SPECIFICATIONS: <br /> OF WELL MUD ROTARY 10-1/4" BIT <br /> LOGGING METHOD: DRILLING—FLUID RETURN <br /> LOGGING DIRECTLY SUPERVISED BY DAVID A. LAWRENCE, R.G. 1924 <br /> DATE DRILLED: JULY 2, 1992 THROUGH JULY 9, 1992 <br /> V J 10" ALUMINUM LOCKING LID <br /> Ld I— O <br /> Z a m <br /> =) O g r <br /> Q O 00 of N O w 4" PVC SLIP CAP <br /> �Q3;" O(n O L' DESCRIPTION R.P. (ELEV. 59.38', MSL) <br /> J_ J_ <br /> Ld O O OJ O(n f-0= <br /> in V)-i m (n J 0_ 10" x 4' STEEL RISER <br /> - - <br /> - - 10 1/4" HOLE <br /> M L - - - 0 - 21' SANDY SILT, MEDIUM DENSE, <br /> - - DRY, DARK REDDISH BROWN <br /> SM — 21 - 25' SILTY MEDIUM SAND, LOOSE <br /> 25 <br /> 4" PVC BLANK CASING, <br /> MEDIUM TO COARSE SAND, LOOSE, SCH 40, WITH THREADED ENDS <br /> SP 25 - 52 MINOR SILT, MINOR GRAVEL STRINGERS FOR FLUSH-COUPLED JOINTS <br /> 50 <br /> SP 52 — 59' COARSE SAND AND SMALL GRAVEL <br /> GROUT SEAL (PORTLAND <br /> TYPE II CEMENT WITH 5% <br /> BENTONITE POWDER) <br /> CL 59 — 72' SANDY CLAY, STIFF, MEDIUM BROWN <br /> 75 — — 72 — 74' SILTY MEDIUM SAND, MEDIUM BROWN <br /> CL74 - 77' CLAY, STIFF, MINOR SAND, MEDIUM BROWN <br /> 77 - 80' SANDY CLAY, STIFF, MEDIUM BROWN <br /> CL, 80 - 95' CLAY WITH INTERBEDDED SANDS, <br /> 7SC STIFF, YELLOW BROWN <br /> SM — 95 - 98' SILTY MEDIUM SAND, MEDIUM BROWN <br /> 100 CL 98 - 105' CLAY, WHITE <br /> NOTES: WELL CONSTRUCTION SYMBOLS <br /> ® SCH. 40, 4-INCH PVC SCREEN, ' BENTONITE SEAL <br /> 20-SLOT (0.020-INCH SLOTS) <br /> GROUT SEAL <br /> #3 LONESTAR SAND (PORTLAND TYPE II CEMENT) FIGURE 6A <br /> P:\5lNP—RIP\Bonnq Loq TH-6.dvq J.M.B. 10/27/2005 <br />