Laserfiche WebLink
x _.. <br /> %' ' .`..'aa' evi, J° P'' att Pte' <br /> Y _ _ <br /> RE,SNA <br /> • ATI✓RQRK CORP. <br /> INDUSTRIES <br /> IWOr <br /> P g <br /> � Ri <br /> May 1, 1991 <br /> � <br /> MAY 13 oa± <br /> ENVIRONMENTAL HEALTH , <br /> + PERMIT/SERVtGES <br /> Mr. Steve Schneider <br /> f <br /> San Joaquin County Public Health Services <br /> Environmental Health Division <br /> P.O. Box 2009 <br /> Stockton, CA 95201 I <br /> Re: Site Code: 1028. 1991 Second <br /> I Quarter Report <br /> Stephens Marine, 4950 West Brookside Road <br /> Stockton, CA <br /> r,L Dear Mr. Schneider: <br /> a <br /> This letter report summarizes the activities at Stephens Marine <br /> (Figure 1 ) during the second quarter of 1991. Activities during <br /> the quarter have included sampling for dissolved hydrocarbons and <br /> monitoring of groundwater. <br /> Groundwater monitoring data collected in April reveals a constantly <br /> fluctuating water elevation and gradient due to changes in River . <br /> stage (Tables 1 & 2) . The groundwater gradient map (Figure 2) z <br /> shows an average gradient of 0,005 ft./ft. , and varying from south <br /> to southeast. s <br /> , A <br /> Groundwater samples were collected from the three wells on April 2, <br /> 1991, for analyses of benzene, toluene, ethylbenzene, xylenes <br /> (BTEX), and total petroleum hydrocarbons as gasoline and diesel <br /> (TPHG & TPHD), by EPA methods 8020/8025. Applied Analytical (DOHS <br /> #1211) performed the analyses of all samples. The laboratory <br /> results reported no constituents above Method Detection, Limits in <br /> wells MW1, MW2, and MW3. The laboratory reports and chain-of- r <br /> custody documentation are presented in Attachment 1 . <br /> 1710 MAIN STREET • ESCALON,CA 95320 0 (209)838-3507 <br /> 2350-A WALSH AVENUE + SANTA CLARA,CA 95051 a (408)496-1249 <br />