1. (1) It shall be the operator's responsibility to place a well identification tag with a unique identification number on every well that they construct, alter, or reconstruct within thirty days of completion of the well. The original unique identification number shall be used on all subsequent work and documentation.

   1. (a) The alpha-numeric number shall be recorded on the drilling report in the space provided.
   2. (b) The operator shall remove the well identification tag on all wells they decommission and shall attach the tag to the decommissioning well report.

2. (2) It shall be the well owner's responsibility to place a well identification tag with a unique identification number on every well they own, unless the well has been previously tagged.

   1. (a) Upon request, the department shall furnish the well owner with a well tag and tagging instructions.
   2. (b) The well owner shall tag their well(s) and submit a completed tagging report to the department.
3. (3) The well tag shall be permanently attached to the outer well casing or other prominent well feature and be visible above land surface.
4. (4) All well identification tags shall be supplied by the department.

5. (5) It is unlawful for a person to tamper with or remove a well identification tag except during well alteration.

   Reviser's note: The permanent filing 09-01-125 contained no amendments to this section.

[Statutory Authority: Chapter 18.104 RCW. WSR 09-01-125 (Order 08-10), § 173-160-311, filed 12/19/08, effective 1/19/09; WSR 06-23-121 (Order 06-08), § 173-160-311, filed 11/21/06, effective 12/22/06. Statutory Authority: Chapter 18.104 RCW and RCW 43.21A.080. WSR 98-08-032 (Order 97-08), § 173-160-311, filed 3/23/98, effective 4/23/98.]