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100 <br /> PART III <br /> Information to be submitted to the Director for review before in- <br /> jection will be authorized: <br /> A) Logs and tests during drilling and construction <br /> (1) Porosity tools (only one necessary) <br /> - density log <br /> - neutron log <br /> - sonic log <br /> (2) Lithology tools (only one necessary) <br /> - gamma ray log <br /> - spontaneous-potential (SP) log <br /> (3) Resistivity tools (only one necessary) <br /> - spherically focused log <br /> - dual induction log <br /> - deep induction <br /> - medium induction <br /> (4) Borehole tool <br /> - caliper log <br /> (5) Mechanical integrity tools <br /> - cement bond log <br /> - casing collar locator <br /> B) Injection zone information <br /> (1) formation fluid pressure (reservoir pressure) <br /> (2) formation temperature <br /> (3) formation fracture pressure at the top of the forma- <br /> tion (contact between injection and confining forma- <br /> tions) determined by step-rate test or other ap- <br /> propriate test if approved by the Director <br /> (4) other physical and chemical characteristics of the <br /> injection zone matrix including: <br /> - hydraulic conductivity, vertical and horizontal <br /> porosity <br /> - drill core or sidewall core analysis <br /> - effective thickness of available sand (net sand) <br /> 22 <br />