Laserfiche WebLink
I <br /> Ms Linda Turkatte <br /> F Page 2 <br /> Petroleum hydrocarbons were detected ;n groundwater samples collected from all wells, except <br /> h MW-7 Wells MW-11 and MW-12, located east of the former underground storage tanks <br /> (USTs), had TPHg concentrations of 72 and 88 parts per billion (ppb), respectively, and BTEX <br /> were nondetectable Well MW-4, located south of the former USTs, had a TPHg concentration <br /> of 480 ppb and BTEX constituents were below or near the laboratory detection limas The <br /> highest concentrations of TPHg and BTEX were detected in samples collected from wells MW-2 <br /> and MW-13, located southeast and east, respectively, of the former USTs. <br /> Recommendations <br /> I <br /> Ground Zero recommends continued quarterly sampling to monitor the extent of gasoline <br /> hydrocarbons in groundwater, and implementing the site Remedial Action Plan (RAP) upon I <br /> approval of the RAP budget by the UST Cleanup Fund <br /> I <br /> The next sampling event is scheduled for February 1997 Your office will be provided 48-hours <br /> notice of any field work <br /> I <br /> Please call if you have any questions regarding this quarterly monitoring and sampling event <br /> Sincerely, <br /> Ground Zero Analysis, Inc <br /> r _ r <br /> I r'/Z= Justin M Power <br /> Prot Manager <br /> G <br /> 7Z <br /> _ _r i sL <br /> NO 5023 <br /> Gregory P Stahl, RG 5023 <br /> CA Certified Hydrogeologist 264 oF CAI <br /> '' R��P <br /> Attachments <br /> pc Mr Carl Knowles <br /> Mr Glen Van Dyke, Law Offices of Riddle & Isola <br /> I <br /> Ms Elizabeth Thayer, CRWQCB Sacramento <br /> r <br /> groundzeW&N4ym I99G <br />