(a) The permittee shall keep complete and accurate records of, but not limited to:      
        (1) all required monitoring, including continuous records of:                  (A) tubing string pressures;                   (B) the pressure and volume of any annular space that extends to the wellhead;                   (C) injection and production fluid flow rates, volume and density;                   (D) the volume and composition of displaced gases; and                   (E) any other data specified by the permit.         
        (2) all periodic well tests, including but not limited to:                  (A) analyses of injected and produced materials;                   (B) cavern integrity;                   (C) well mechanical integrity; and                   (D) casing inspection surveys;         
        (3) all shut-in periods and times that emergency measures were used for handling injection fluid or waste; and       
        (4) any additional information on conditions that might reasonably affect the operation of the disposal well.       
      (b) All records shall be made available promptly on location for review upon request from a representative of the commission.     
      (c) The permittee shall retain on location, for a period of three years following abandonment, records of all information resulting from any monitoring activities, including the chemical and physical characteristics of injected waste, or other records required by the permit. The executive director may require a permittee to submit copies of the records at any time before conclusion of the retention period.     
     Source Note:        The provisions of this §331.249 adopted to be effective August 16, 2012, 37 TexReg 6078