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DRAFT REVISED MONITORING AINJ REPORTING PROGRAM NO. 95- 802 -2- <br /> TOWER PARK MARNA <br /> SAN JOAQL'N COUNTY <br /> Analytical_ Maximum Sampling <br /> Constituent Method, Detection Limit' Frequency <br /> Depth to Nater ---- ---- Quarterly <br /> Benzene 8020 or 8260 0.5 µg/l Annually''' <br /> Toluene 8020 or 8260 0.5 µg/1 Annually'`' <br /> Ethylbenzene 8020 or 8260 0.5 µg/l Annually''' <br /> Xylenes 8020 or 8260 0.5 µg/l Annually''3 <br /> Total Petroleum Hydrocarbons as diesel 8015M 50µg/1, Quarterly/Annually'; <br /> Total Petroleum Hydrocarbons as gasoline 8015M 50µg/1 Quarterly' <br /> Methyl t-butyl ether '_ ' "8260 ' 0.5 µg/T Quarterly <br /> 'For nondetectable results. . <br /> 'MW-3 shall be monitored quarterly,if no free-phase product is present. <br /> 'Annual sampling shall occur during the first quarter. <br /> 4 MW-1 and MW-2 shall be analyzed annually for TPHd. MW-4 and MW-3 (if no free-product is present)shall be <br /> analyzed quarterly. i • . � _ . <br /> -'Analyze only in MW-3 when no free product is present. <br /> 6 MtBE shall be analyzed in all monitoring wells during one monitoring event. If results are nondetectable,no further. <br /> monitoring for MTBE is required. If MTBE is detected,it shall be added to the quarterly monitoring program for the well <br /> in which it was detected. ` <br /> ......-_.. ��,.., -.. _�:r_. -_ --"• -e as:. :�� . ra-"••�--:_.,.-_ •t.�'- .�`c- ..,-r..µ's= :,_„c.p r •w ..:'� - _._.-.-. :.�.•yam..+ -..•....". -. ��.� ___...."._...�'--*—...-. - <br /> 1 <br /> J <br />