Laserfiche WebLink
ENVIRONMENTAL HEALTH DEPARTMENT <br /> SAN JOAQUIN COUNTY <br /> = Unit Supervisors <br /> a �o �"'n co?� tonna K Heran,REHS <br /> 304 East Weber Avenue, Third Floor Carl Borgman,R E H S <br /> '^ { Director <br /> Al Olsen R E H S Stockton California 95202-2708 Mike Huggins,R E H S,R D I <br /> > > Douglas W Wilson,R E H S <br /> ' -a�P Program Manager Telephone (209) 468-3420 Margaret Lagono,R E H S <br /> � Laude A Cotulla,RE H S <br /> Fax (209) 464-0138 Robert McClellon,R E H S <br /> Program Manager Mark Barcellos,R E H S <br /> PAUL SUPPLE GARY SCANNAVINO <br /> ATLANTIC RICHFIELD COMPANY SCANNAVINO PROPERTIES <br /> P O BOX 6549 5463 CHEROKEE LANE <br /> MORAGA CA 94570 STOCKTON CA 95215 <br /> RE ARCO Station#595 Site Code #0707 <br /> 6100 N Highway 99 <br /> Stockton CA 95212 <br /> WORK PL.A.N. "Work PIan for Additional Site Assessmene, <br /> DATED February 15,2002 <br /> PREPARED BY, SECOR International Incorporated <br /> APPRPVFD. x-with conditions <br /> D <br /> ADDENDUM NEEDED Submit byby <br /> ADEQUA3M AND NECESSARYTHE WORK P [H&S 25299 37,subd(c)(3)] <br /> 1 Installation of three shallow groundwater monitoring wells Two of the wells will be located as sentry wells near <br /> the two closest off-site domestic wells,the third will be located north of MW-5 These wells will be screened from <br /> approximately 50-70 feet below surface grade <br /> 2 Installation of three deep,discretely screened monitoring wells Two will be located on-site,one will be located <br /> off-site,near MW-7 These wells will be screened from approximately 95-100 feet below surface grade <br /> 3 Access agreements and City of Stockton Encroachment Permits will be obtained,as well as Sari Joaquin County <br /> well installation permits <br /> 4 Soil samples for analysis will be collected during the drilling of the boreholes Selected samples will be submitted for <br /> analysis of petroleum hydrocarbons,fuel oxygenates and 1,2-dichloroethane <br /> COMMENTS AND CONDITIONS. <br /> 1 Copies of all access agreements and encroachment permits must be submitted to SJC/EHD before county drilling <br /> permits can be issued <br /> 2 Application for encroachment permits and requests for access agreements must be submitted immediately,there is <br /> no need to wart until April 15,2002 as stated in the Project Schedule <br /> 3 Fieldwork must be completed by May 3,2002 <br /> 4 A report of findings must be submitted to SJC/EHD within 60 days following the completion of the fieldwork <br /> 5 The narrative of the work plan states that two shallow groundwater monitoring wells will be installed,but the map <br /> indicates that three are proposed Per Rusty Benkosky,three shallow wells will be installed <br /> 6 A gap of information exists down-gradient from the site,between MW-7 and MW-6 The possibility of placing a <br /> shallow well to fill this gap should be considered <br /> DATED �� b"t BY— <br /> Lori <br /> T ri Duncan-Senior REES 209)468-0337 <br /> cc Marty Hartzell,CVRWQCB f II <br /> Rusty Benkosky,SECOR FEB 26 2002 <br /> BY._ <br />