N.M. Admin. Code § 19.14.51.9
The owner or operator of any geothermal resources well shall keep, or cause to be kept, a careful and accurate well log and history of the drilling of any such well, including the lithologic characteristics and depth of formations encountered, and the depths, pressures and temperatures of water-bearing and steam-bearing strata. These data, as well as such other tests, surveys and logs which may be taken on the well including the temperatures, chemical compositions and physical characteristics of fluids encountered in the well, deviation, directional and temperature surveys, logs, including electrical logs, physical logs and core logs, and tests, including potential tests, shall be placed in the custody of the designated agent (see Rule G-100) [now 19.14.12.17 NMAC] of the owner or operator of the well and shall remain in such custody within the state of New Mexico until all required forms and attachments pertaining to the well have been filed with the division. These data shall be subject to inspection, during normal business hours, by the division or its representatives, and by the state engineer or his representatives.
N.M. Admin. Code § 19.14.51.9