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CALIFORNIA REGIONAL"WATER .QUALITY CONTROL BOARD <br /> CENTRAL VALLEY REGION ~' <br /> MONITORING AND REPORTING PROGRAM NO.=95-80.1 _ s <br /> CHEVRON PIPELINE COMPANY. <br /> DIVIDEND PROPERTY, <br /> SANJOAQUIN COUNTY <br /> Prior to construction, plans and specifications,for ground water.monitoring and/or extraction wells <br /> shall be submitted to Board staff for review -and approval'. After construction, new wells are to be <br /> sampled and analyzed:for the constituents below and added to the.monitoring program: ; <br /> _GROUND.W.ATI+RrM.ON][T'OIhING <br /> There are nine operable ground water monitoring'wells- (MWs) as shown in Attachment1.. ,The <br /> remaining wells have been.abandoned. MWs with free phase petroleum product or visible sheen <br /> shall be monitored for product thickness and depth to groundwater only. The ground water j <br /> monitoring program for the-nine monitoring wells, and any additional wells installed subsequently, <br /> except for wells containing free phase petroleum -product or visible sheen, shall include the <br /> following: `. ,.. i` 4_s <br /> r <br /> Constituents Units Sample Sample Test ' Sampling <br /> " Type Preparation Method Frequency <br /> Free Product Thickness inches,. .. <br /> -- K.. ----- ---- Quarterly <br /> Depth to Ground Water `' ` FeetY. -:=-= ' ----- x3 ==== '; Quarterly <br /> Benzene' µg/1:. ' .. Grab k 5040/50302 EPA 8020 Quarterly <br /> Toluene' g g/1 Grab. 5040/50302 EPA 8020 Quarterly <br /> Ethylbenzene' µ9/1` �` ' Grab. ' . , 5040/50302 EPA 8020 . Quarterly <br /> Xylene' µ9(1. _.;- 'Grab t . •. 5040/5030 . EPA 8020. Y a Quarterly <br /> PolynuclearYAromatic µg./1 ----Grab' - 351,0/3520 -EPA.;83.10` - Quarterly <br /> Compounds (PNAs) <br /> TPH asPurgeable i <br />