SITE INFORMATION AND CORRESPONDENCE

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fri Re�ionai Recommendation PaLie of 24 Appendix A Classification System working under the di- ' 2729 and 2729.1 of-title 2',. Division reel supervision of one.of the aforemen- Chapter 16 of the California Code of-Re,ju- tioned professionals; provided that the dations). professional reviewOhe logs and assumes responsibihiv for the accuracy and corn- pleteness of the lots. (See Section 2649 of 3.0 INVESTIGATION PROCESS Tide 23. Division 3.Chapter 16 of the Cali- lorilm Code of Regulations). After notification of the unauthorized release to the LIA aeency, the lead agency is determined and the All'monitoring wells. extraction wells. etc investigation and reporting process initially begins and exploratory boreholes are to follow local \vith a Site litvestieation Workplan to collect soil ordinances and the guidance and require- or soil and tiroundwater samples for analysis of menis ofthe DWR Bulletin-74-81 and 74- potential contaminants. All workplans and reports .90. California \\'ell Standards. The text for prepared for investigation and remedial actions are Bulletin 74-81 and 74-90 may be to be submitted to both the LIA and the Reeional . downloaded and printed front the DWR Board. The.lead agency will review the workplan website at dwr.\vater.ca,eov and click on and send a letter to the discharger listing conditions the ".publications' button. of-approval, or requesting additional information prior to approval of the proposed workplan- P]imcd orkplan- Printed or electronic reports are to be sub- mitred to both Regional Board and LIA Responsible parties seeking reimbursement fund- Cleanup Fund ill also need to rcencies. int from the UST submit all workplans with regulatory approval let- 9. As of September 2001. dischargers are also tors to the UST Cieanup Fund for review and to submit analytical and site dataelectroni- pre-approval of costs. call\ to the State Water Resources Control Board (SWRCB) at the same time as the Note: The lack of funding by the UST Cleanup hard cope reports. For more information, bund does not relieve responsible parties from their please 10L, on to the SW RCB web site at: responsibility to perform work required by the-Re= and click �ional Board or a local enforcement aeency pursu- on the infoimat.ion link to "AB 288677. (See ant to the Water Code or the Health & Safety i _ ticrtions 2-729 and 2729.1 cit lisle 23, Divi- Code. Amended time schedules may be considered :tori Chapter 16 of the California Code of to accommodate funding constraints. Regulations.). 3.1 Site Investigation Workplan - X2654. X272, 10. As of Ianuary 2002; in addition to the labo-' raton data. site specific information.is re : Once a release of petroleum h�drocarbon to soil quired to be submitted electronically for the has been detected, soil problems that cannot.be followinL,: 1) the latitude and longitude of resolved by a --scoop and rune cleanup nta\` remant L)roundwater monitoring wells (including`. to be further identified and rentediated. TO sue- . anv other well or permanent sampling point cessfully achieve site cleanup, subsequent site in- desi(inated as part of the site monitoring vestigations must define (to the non-detect limits) program) accurate to within one meter; 2) tiie lateral and ver�tic.al extent of impacted soil and the surveyed elevation. relative to mean sea zrourtdwaier. An initial Site Investigation \\`ot - le\el. for any groundwater sampled. accurate {Mari is used.to develop preliminary_ information to to within a tenth of a foot;3) groundwater 'direct subsequent work. information. including depth to water. free. - product presence/thickness and well status Upon approval 01-111C workplan by the lead agenc%' and 4)a site map in electronic format shoyv_ to d'eiine the extent of impacted soil and ground ing property boundaries. buildings, and soil ' water. the discharger or their consultant must ob- and water sampling locations. (See Sections tain the ne.cessarN permits tions the LIA. and then ' I