SITE INFORMATION AND CORRESPONDENCE

Home Browse Search

4 Septemberzuuo • 2 ' Mc Gregory Torlai, Jr H&H Marina petroleum hydrocarbons, /L in monitoring well MW-2• Concentrations trends of other p showed that BTEX also 190,000 Ng xylene collectively BTEX), tion of a IL, respectively. With the o exception ion o including benzene, to 3,500, 19 900, 5,600, and 27,400 predominantly ND since Sep increased from ND to 3,500, ounds had been p butyl ether 2004. few low level detections, these rese P for gasoline oxygenates including methyl tertiary Y Notable increases were also p l ether (TAME). (MTBE) and tertiary alcohol me AGE returned to the Site on 22 September anodorous soid observed l in thea vicinity of a blroken fence es of non-aqueous quantity of gasoline reportedly occurred as the phase liquid (NAPE) in MW-2 and discolored, Environmental surrounding the AGTs. The release of an unknown q tY OES). An e San Joaquin Co and the Governor's Office of Emergency Services result of a theft from the AGTs. The release is record edteen 22 Scy Services embe and 5 November 2007. Health Department (SJCEHD) date — Fourth Quarter 2007 aggregate 12 inches of NAPE were observed e MW-2 il and Clean-up Update completed in The 29 January 2.008 Above Ground Tank Theft, SP roundwater cleanup (Update), submitted by AGE, summarized soil and g activity was response to the Septembewas r 2007 discharge. We understand that this phase of the ae p activit letter, this finding. In an 11 January wholly funded by your insurance carrier. In the Update, H&H concluded that the cleanup tete, and Regional Water Board staff concurred with Ian by 29 February 2008 to investigate incomplete requested submittal of a work p September 2007 plumes. Regional Water Board staff and complete the cleanup of the entire commingled pre-2007 and 2008 Additional Site ro Marina s site-wide grab groundwater sampling to delineate the In response to this requirement, H&H Marina submitted the 22 February to add two Assessment Work Plan (Work Plan) ember 2007 discharge, the Work Plan proposed pre 2007 plume. To address the Sep which consists of the 2-inch diameter roundwater extraction syastem, backfilled sump that has been left extraction points to the existing 9 nd in the shored, p Y monitoring well MW-2 and a sump-p p open since the contaminated soil was excavated during the funded spill cleanup. rovided comments on the Work Plan. The esecondar of On 3 April 2008, Regional Water Board staff provided proposed system modifications app expressed our concern that the p p groundwater pollution. our four comments exp the September 2007 spill instead rn site wide intended to address only re-2007 releases, is present in Evidence of site-wide pollution, that most likely resulted from the p concentrations in MW-4 have MW-4 located across the site in the vicinity of the former USed sin TPHgal been about 3,000 pglL since 2006and\hfh the Work PI tn under heconditionltha ourecommentsaff concurred with H&H's plan to proceed from the 3 April letter were incorporated into the investigation. culminated in the 14 August 2008 meeting. Themeeting eeting a cke of When this proposed investig ion was not conducted, Regional WaterBoarstaff initiated a series o telephone calls to H&H, which by Mr. Pat McCarty and Mr. Chuck Spurlock of H&H Marina, er. o y ary to continue the mandated AGE, and that self and Ms. Wendy Cohen of the Regional Water Board. H&H informed Regional Water de the funds necess Board staff that its insurance carrier \jvould not k because the Regional Water Board staff had stated that the plume investigative and cleanup were unable to continue with the proposed cleanup because i was commingled. H&H stated that they does not have adequate financial resources. plume,, however, has degraded the H&H did not cause the September 2007 discharge. The resulting p and BTEX, at groundwater in the vicinity of MW-2 with petroleum hydrocarbons, including TPHg