1. (1) General. Owners or operators of aboveground tanks shall comply with the closure requirements of s. ATCP 93.560, except as provided in this section.
2. (1m) Tank removal. Tanks shall be removed from the site within one year of closure.

3. (2) Certifications. Certified persons are not required to perform the following closure functions:

   1. (a) Cleaning and removal of heating fuel tanks, at 1- and 2-family dwellings, that are located aboveground or in the basement.
   2. (b) Cleaning and removal of field-erected tanks.
   3. (c) Cleaning and removal of tanks storing a Class III liquid that is neither petroleum nor CERCLA-listed.

4. (3) Markings.

   1. (a) All aboveground tanks closed and not immediately removed from the site shall have the word “CLOSED” and the date of permanent closure permanently marked on the exterior tank wall, at least 3 feet above grade, with lettering at least 3 inches in height.
   2. (b) A certified tank system inspector may perform the marking specified in par. (a).

5. (4) Forms. When an aboveground tank is closed, a revised tank registration, form TR-WM-118, and part A of the tank-system service and closure assessment report, form TR-WM-140, shall be completed and submitted to the department within 21 business days of closure.

   Note: Form TR-WM-118, Aboveground Flammable/Combustible/Hazardous Liquid Storage Tank Registration, and form TR-WM-140, Tank System Service and Closure Assessment Report are available from the Bureau of Weights and Measures, P. O. Box 8911, Madison, WI 53708-8911, or at telephone (608) 224-4942, or from the Bureau’s Web site at https://datcp.wi.gov/Pages/Programs_Services/PetroleumHazStorageTanksForms.aspx.

History

History: CR 17-092: cr. Register October 2019 No. 766, eff. 11-1-19.