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L" J r, u�/ u . <br /> �_„�/ <br /> L <br /> 4. Drillin Work-ave and Plu in Procedures <br /> Drilling, work-ov r, and plugging procedures must comply with the CDOGGR <br /> "Onshore Well gul'ations"of the California Code of Regulations, found in Title <br /> 14, in <br /> Res rces, Division 2, Department of Conservation, Chapter 4, Article <br /> 3, Section 1722 723.Drilling procedures shall also include the following: <br /> (a) Details for staging long-string cementing or justification for cementing <br /> without staging; <br /> Or- <br /> (b) Records of daily Drilling Reports(electronic anhard copies), <br /> —_ <br /> (c) Blowout Preventer (BOP) System testing on recorder charts including <br /> complete explanatory notes during the test(s), /1/0�_ 0„--dk , J <br /> (d) Casing and other tubular and accessory measurement tallies;and <br /> (e) Details and justification for any open hole gravel packing. I/d J <br /> Procedures provided on reporting forms such as CDOGGR's Well Summary Report <br /> may be acceptable provided all required information as specified above is included. <br /> 5. Casing and ComMetion Specifications <br /> Notwithstanding any other provisions of this permit, the Permittee shall case and <br /> cement the wells to prevent the movement of fluids into or between USDWs. <br /> Cement evaluation analyses 'shall be performed as described in Section D paragraph <br /> 2(a)(iv) of this part. Casings shall be maintained throughout the operating life of the <br /> wells.-See Appendix B, Figure 1, for the approximate construction specifications <br /> pertaining to the two proposed injection wells LEC-1 and LEC-2. See Appendix B, <br /> Figure 2 for the exact specifications of well STIG-1 as built. <br /> EPA may require minor alterations to the construction requirements for wells LEC-1 <br /> and LEC-2 based upon the information obtained during well drilling and related <br /> operations if the proposed casing setting depths will not completely cover the base of <br /> the USDWs and the confining formation located immediately above the injection <br /> zone. <br /> Final depths will be determined by the field conditions, sieve analysis,well logs, and <br /> other input from the drilling consultant and geologists. EPA approval will be <br /> obtained for any revisions prior to installation and thesetLS <br /> be documented in the <br /> well completion report(See paragraph 9(a)below). /��> W/o fS � - f56 <br /> e�� n <br /> FINAL UIC Permit CAI 0910003 <br /> Page 9 of 29 <br />