ATCP 93.310 Note Note: Sections ATCP 93.440 to 93.470 address inspections; seldom-used and temporarily out of service tanks; change in service to store a non-regulated substance; tank closures; tank system site assessments; and confirming and responding to leaks, spills, overfills and releases.

ATCP 93.310(6)(b) (b) Underground tanks. Underground tanks that store heating oil shall comply with ss. ATCP 93.545 to 93.585.

ATCP 93.310 Note Note: Sections ATCP 93.545 to 93.585 address seldom-used and temporarily out of service tanks; change in service to store a non-regulated substance; tank system closures; conditions indicating releases; tank system integrity assessments; tank system site assessments; and responding to leaks, spills, overfills and releases.

ATCP 93.310 History History: CR 17-092: cr. Register October 2019 No. 766, eff. 11-1-19.

ATCP 93.315 ATCP 93.315 Heating oil tanks that are removed from service.

ATCP 93.315(1) (1) Application. This section applies to aboveground heating oil storage tanks which are connected to heating appliances and which store heating oil that is consumed on the premises.

ATCP 93.315(2) (2) General. Placing a heating oil storage tank out of service for any reason other than immediate repair or replacement shall follow the procedure in either par. (a) or (b):

ATCP 93.315(2)(a) (a) The tank and all connected piping, including the vent and fill piping, shall be emptied, cleaned and removed from the premises.

ATCP 93.315(2)(b) (b)

ATCP 93.315(2)(b)1. 1. The tank and all connected piping shall be emptied and purged of all vapors.

ATCP 93.315(2)(b)2. 2. If the tank is not removed, the tank vent shall be left intact and open.

ATCP 93.315(2)(b)3. 3. If the fill pipe is not removed, it shall be filled to the top with concrete and capped.

ATCP 93.315(2)(b)4. 4. Any piping that is not removed, other than a tank vent, shall be capped or otherwise sealed.

ATCP 93.315(3) (3) Responsible parties.

ATCP 93.315(3)(a) (a) Contractors. A person who is under contract, with the person who owns or controls a property, to remove a heating oil storage tank or to place a heating oil storage tank out of service shall comply with sub. (2).

ATCP 93.315 Note Note: A contractor must be certified in accordance with s. ATCP 93.240 to perform tank cleaning and tank removal at other than 1- and 2-family dwellings. Section ATCP 93.460 states that certification is not required for persons performing cleaning and removal of heating fuel tanks located aboveground or in basements at 1- and 2-family dwellings.

ATCP 93.315(3)(b) (b) Owners. If there is no contractor, the person who owns or controls a property from which a heating oil storage tank is removed, or on which a heating oil storage tank is placed out of service, shall comply with sub. (2).

ATCP 93.315(4) (4) Notification requirement. The person who owns or controls property from which a heating oil storage tank has been removed, or on which a heating oil storage tank has been placed out of service, shall provide written notice to the current heating oil vendor within 7 days after removing the tank or placing the tank out of service. If there is a scheduled delivery in less than 7 days, notification may be given verbally provided it is followed by written notification within 7 days after verbal notification.

ATCP 93.315 History History: CR 17-092: cr. Register October 2019 No. 766, eff. 11-1-19.

ATCP 93.320 ATCP 93.320 Fuel storage for stationary combustion engines and gas turbines.

ATCP 93.320(1) (1) Installation and use.

ATCP 93.320(1)(a) (a) General. This section applies to the fuel storage tanks of stationary combustion engines and gas turbines, except when used at a farm premises or construction project.

ATCP 93.320 Note Note: Stationary combustion engines under this section are commonly used to power emergency generators and pumps that provide fire protection. For requirements for storage tanks that are used to fuel stationary combustion engines at a farm premises or construction project, see s. ATCP 93.630.

ATCP 93.320(1)(b) (b) Certified installer. Tank installation shall be performed or supervised by a certified installer.

ATCP 93.320 Note Note: See s. ATCP 93.100 (1) (b) 11. for criteria that can be used to exempt these tanks from plan review.

ATCP 93.320(1)(c) (c) Marking.

ATCP 93.320(1)(c)1. 1. Aboveground tanks with the fill point remote from the tank and all new and existing underground storage tanks shall have the fill point labeled with the type of fuel.

ATCP 93.320(1)(c)2. 2. Aboveground storage tanks shall have the tank labeled with the type of fuel.

ATCP 93.320(1)(d) (d) Aboveground storage tank systems located in buildings. Aboveground storage tank systems located in buildings and used to store fuel for stationary combustion engines and gas turbines shall comply with NFPA 20 and 37 chapter 6, and the fill connection shall be located outside the building.