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CLEXR:3� <br /> WATER <br /> G R O U P [ N C <br /> rnnirunmen lnl Services <br /> Well I D Monitoring Schedule Analytes <br /> MWA Quarterly TPHg,BTEX by EPA 8015M18020 <br /> MTBE b EPA 8260 <br /> MW-2 Quarterly TPHg,BTEX by EPA 8015M18020 <br /> MTBE by EPA 8260 <br /> MW-3 Quarterly TPHg,BTEX by EPA 8015NUS020 <br /> MTB Eby EPA 8260 <br /> MW-4 Quarterly TPHg,BTEX by EPA 8015M18020 <br /> MTBE by EPA 8260 <br /> MW-5 Quarterly TPHg BTEX by EPA 8015NV8020 <br /> MTBE by EPA 8260 <br /> MW-6 Quarterly TPHg BTEX by EPA 8015M18020 <br /> MTBE by EPA 8260 <br /> Please note that recently collected third quarter 199 groundwater samples wee all analyzed for Fuel Oxygenates by EPA Method 8260 All <br /> samples were free of detectable Fuel Oxygenate concentrations,including MTBE Thus,Fuel Oxygenates are not included as an analyte on the <br /> proposed schedule MTBE is by EPA Method 8260 is recommended because it appears false positives or elevated results stemmed previously <br /> from the from the use of EPA Method 8020 to quantitate MTBE Detailed results of the third quarter 1999 groundwater monitoring event will <br /> be submitted under separate cover <br /> Proposed Reporting <br /> Geoprobe Investigation Report <br /> Following completion of investigative activities, Clearwater will prepare a brief report describing the results of the <br /> groundwater quality screening survey The report will summarize investigation/analytical methods and results The <br /> report will provide conclusions and recommendations for additional action, if warranted The report wtll also include <br /> supporting tables and figures If possible, this report will include the results of a concurrent groundwater monitoring <br /> event to achieve some economy in labor for report preparation The report will be reviewed and signed by a California <br /> Registered Geologist at Clearwater <br /> Groundwater Monitoring Re orts <br /> Following completion of each groundwater monitoring event,Clearwater will prepare a brief report descnbing the results <br /> The reports will summarize monitoring and analytical methods, and results The reports will provide a brief section <br /> regarding project status and path The report will also include supporting tables and figures The report will be reviewed <br /> and signed by a California Registered Geologist at Clearwater <br /> Proposed Schedule <br /> Upon receipt of workplan approval from the SJCPHS/EHD,Clearwater will assist Barnes Trucking is obtaining cost pre- <br /> approval of these tasks from the Underground Storage Tank Clean-up Fund It is anticipated that cost pre-approval may <br /> take up to 30 days Following receipt of cost pre-approval,Clearwater will begin permitting for the drilling activities <br /> Ms tori Duncan 5 September 30 1999 <br />