1509.10 Well log to be filed with division - contents - form.

Any person drilling within the state shall, within thirty days after the completion of the well, file with the division of mineral resources management an accurate log designating:

(A) The purpose for which the well was drilled;

(B) The character, depth, and thickness of geological formations encountered, including fresh water, coal seams, mineral beds, brine, and oil and gas bearing formations;

(C) The length in feet of the various sizes of casing and tubing used in drilling the well, the amount removed after completion, the type and setting depth of each packer, and all other data relating to mudding in the annular space behind such casing or tubing, indicating completion as a dry, gas, oil, combination oil and gas, brine, or artificial brine well;

(D) The elevation above mean sea level of the point from which the depth measurements were made, stating also the height of the point above ground level at the well.

The log shall be submitted in duplicate. The first copy shall be retained as a permanent record in the files of the division, and the second copy shall be transmitted by the chief of the division of mineral resources management to the division of geological survey.

Any electric log, or radioactivity log, or other geophysical log, if made in connection with the well shall be filed with the division and the chief shall transmit such logs to the division of geological survey. Such logs may be retained by the owner for a period of not more than six months, or such additional time as may be granted by the chief in writing, after the completion of the well substantially to the depth shown in the application required by section 1509.06 of the Revised Code.

Upon request in writing by the chief of the division of geological survey prior to the beginning of drilling of the well, the person drilling the well shall make available a complete set of cuttings accurately identified as to depth.

The form of the log required by this section shall be one that has been approved by the chief of the division of mineral resources management and the chief of the division of geological survey. The filing of a log as required by this section fulfills the requirement of filing a log with the chief of the division of geological survey in section 1505.04 of the Revised Code.

Effective Date: 06-14-2000