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MONIT^RING <br /> WELL CONSTRUCTIO!• DETAILS <br /> Project Unocal Service Station No. 5886 Mwi toring Well No. MW-1 <br /> 2701 W. March Lane Elevations: <br /> Stockton, California Top of Riser: -0.84 <br /> Delta No D095-066 Ground Level -003 <br /> PROTECTIVE CASING <br /> LOCKING WATERTIGHT CAP <br /> FLUSH GRADE WELL CONSTRUCTION <br /> DIAMETER AND MATERIAL 12-inch steel <br /> TOTAL LENGTH 1 foot <br /> ' THICKNESS & TYPE OF SEAL foot concrete <br /> 1 I AMETEK, MATERIAL, & JOINT TYPE OF RISER PIPE 2-cnch SCH 40 PVC,flush threaded <br /> TYPE OF BACKFILL AROUND RISER <br /> Neat cement <br /> L4 <br /> T -d -- THICKNESS & TYPE OF SEAL <br /> ' 1 foot bentoncte <br /> ISTANCE OF FILTER SAND ABOVE TOP OF SCREEN 1foot <br /> TYPE OF FILTER AROUND SCREEN Lonester No 3 sand <br /> N I TOR I NG WELL MATERIAL Sch 40 PVC <br /> L] <br /> —'*--SCREEN GAUGE OR SIZE OF OPEN I NGS C SLOT SIZE? Q QUO mch <br /> DIAMETER AND LENGTH OF SCREEN 2 inches X 20 feet <br /> DEPTH TO THE BOTTOM OF MONITORING WELL 25 feet <br /> �--DEPTH TO THE BOTTOM OF FILTER SAND 26 feet <br /> 1 THICKNESS & TYPE OF SEAL NA <br /> -- <br /> � DIAMETER OF BOREHOLE 8 inches <br /> L1 = 0.5 FT Monitorin Well Water Level Measurements <br /> L2 = 4 5 FT Date Time Water Level* <br /> ' L3 = 200 FT 09/46/96 11 06 am 745 <br /> L4 = 25 0 FT 09/09/96 10 08 a m 758 <br /> Installation Completed <br /> Date 09/04/96 <br /> Time 9 30 a m �j, �� <br /> `��'� * Measure Point Top of cash <br />