ATCP 93.630(1)(e) (e) Security. The tank system shall be equipped so the hose, hanger, or outlet valve can be locked to prevent tampering.
ATCP 93.630(2) (2)Modifications to NFPA 30a and exemptions.
ATCP 93.630(2)(a) (a) Farming operations. For farming operations using a tank without secondary containment, the tank and the fueling operation shall be placed outside of a building and at least 40 feet from the near side of a public way and from a building or structure used for any of the following purposes:
ATCP 93.630(2)(a)1. 1. Human occupancy.
ATCP 93.630(2)(a)2. 2. Housing of any livestock.
ATCP 93.630(2)(a)3. 3. Storage or repair of any motor-driven vehicle or machine.
ATCP 93.630(2)(a)4. 4. Storage of chemicals, pesticides, or other fuels.
ATCP 93.630(2)(a)5. 5. Storage of hay or similar crops susceptible to spontaneous combustion if stored in a combustible building or structure.
ATCP 93.630(2)(b) (b) Other operations. For all operations within the scope of this section using a tank without secondary containment, other than farming, the tank and the fueling operation shall be placed outside and at least 40 feet from the near side of a public way and from any important building or structure.
ATCP 93.630(2)(c) (c) Operations using secondary containment tanks. All operations within the scope of this section using a tank with secondary containment shall follow the setback requirements in Table 93.630.
ATCP 93.630(2)(d) (d) Irrigation operations.
ATCP 93.630(2)(d)1.1. A tank that supplies a combustion engine in an irrigation system shall be located on land or on a pier of the solid-fill type.
ATCP 93.630(2)(d)2. 2. The tank shall be mounted to maintain stability against vibration, wind, water-saturated ground, and floodwater and shall be liquid-tight.
ATCP 93.630(2)(d)3. 3. Where a tank is at an elevation that may produce a gravity head-pressure or siphon pressure, the tank outlet shall be equipped with a device, such as a normally closed solenoid valve, which will prevent gravity or siphon flow from the tank to the engine. This device shall be located adjacent to and downstream of the tank outlet valve. The device shall be installed and adjusted so that liquid cannot flow by gravity or siphon from the tank to the engine if the fuel piping, tubing, or hose system fails when the engine is not in use.
ATCP 93.630(2)(d)4. 4. The fuel piping, tubing, or hose system connecting the tank to the engine shall comply with all of the following:
ATCP 93.630(2)(d)4.a. a. Be compatible with the fuel.
ATCP 93.630(2)(d)4.b. b. Be constructed, supported, and protected against physical damage and stresses arising from impact, settlement, vibration, expansion, contraction, wave action, and wildlife.
ATCP 93.630(2)(d)4.c. c. Be of a type that is designed to withstand the forces and pressures exerted upon it, including from any motion of the engine or a pier.
ATCP 93.630(2)(d)4.d. d. Be liquid-tight.
ATCP 93.630(2)(d)4.e. e. Have a valve at the tank to shut off the liquid supply from the tank.
ATCP 93.630(3) (3)Tanks of less than 1,100 gallons.
ATCP 93.630(3)(a) (a) Aboveground tanks that have a capacity of less than 1,100 gallons shall comply with this subsection before use.
ATCP 93.630(3)(b) (b) Installation shall be by a certified installer.
ATCP 93.630(3)(c) (c) The certified installer shall fill out a tank installation notification, form TR-WM-124, and provide the form to the authorized agent or the department for inspection of the tank system.
ATCP 93.630 Note Note: Form TR-WM-124 — Farm & Construction AST Installation Notification is available from the Bureau of Weights and Measures, PO Box 8911, Madison, WI 53708-8911, or at telephone (608) 224-4942, or from the Bureau's Web site at
ATCP 93.630(3)(d) (d) Before a tank may be filled or used, the tank system shall be inspected or authorized for use by the authorized agent or the department, except as allowed otherwise by par. (g).
ATCP 93.630(3)(e) (e) The owner shall remit the inspection fee under Table 93.1605 to the authorized agent or the department before filling or using the tank.
ATCP 93.630(3)(f) (f) The tank shall be inspected within 5 business days after notification for a standard inspection and within 2 business days after notification for a priority inspection, except as provided in par. (g).
ATCP 93.630(3)(g) (g) The tank may be filled and used if the inspection has not been completed within the time limits after notification specified in par. (f).
ATCP 93.630(3)(h) (h) Tanks that are filled via hand-held nozzles shall be constantly attended during product delivery and shall be provided with overfill prevention equipment which notifies the person filling the tank, with either an audible or a visual signal, that the liquid level has reached 90 percent of the tank's capacity.
ATCP 93.630(3)(i)1.1. Tanks shall be mounted on noncombustible supports that are adequate to provide stability.
ATCP 93.630(3)(i)2. 2. The base of the tank supports shall be at the same grade level as the vehicles when positioned for fueling.
ATCP 93.630(3)(i)3. 3. The bottom of the tank, irrespective of any supports, shall be elevated at least 6 inches above the surrounding grade.
ATCP 93.630(4) (4)Tanks of 1,100 gallons or more, or located less than 40 feet from buildings. Aboveground tanks which have a capacity of 1,100 gallons or more, or which are located less than 40 feet from either the buildings and structures listed in sub. (2) (a) or important buildings or structures, shall comply with all of the following:
ATCP 93.630(4)(a) (a) Tank listing. The tank shall be listed and labeled for aboveground use.
ATCP 93.630(4)(b) (b) System design and location. The tank system shall comply with the specifications for dispensing facilities in s. ATCP 93.615 (5), with the following exceptions:
ATCP 93.630(4)(b)1. 1. The tank system and the fueling operation shall be located in accordance with Table 93.630.
ATCP 93.630(4)(b)2. 2. Vehicle collision protection may be omitted where a dike complying with this chapter is provided for secondary containment.
ATCP 93.630(4)(b)3. 3. Tanks under this paragraph are exempt from the enclosure requirement in s. ATCP 93.615 (5) (o).
Table 93.630
Tank System Setbacks for Tanks with Secondary Containment - See PDF for table PDF
ATCP 93.630(4)(c) (c) Administrative requirements.
ATCP 93.630(4)(c)1.1. The tank system shall be installed in accordance with the manufacturer's instructions, the applicable national standards adopted in s. ATCP 93.200, plans and specifications approved under s. ATCP 93.100 and this chapter.
ATCP 93.630(4)(c)2. 2. The tank system installation shall be performed or supervised by a certified installer.
ATCP 93.630(4)(c)3. 3. The tank system shall be inspected in accordance with s. ATCP 93.115 (2).
ATCP 93.630(4)(c)4. 4. The tank shall be registered in accordance with s. ATCP 93.140.
ATCP 93.630 History History: CR 17-092: cr. Register October 2019 No. 766, eff. 11-1-19; correction in (3) (h) made under s. 35.17, Stats., Register October 2019 No. 766.
ATCP 93.640 ATCP 93.640Watercraft, snowmobile and ATV fueling.
ATCP 93.640(1)(1)General requirements .
ATCP 93.640(1)(a) (a) General. Use of aboveground storage tank systems and fueling operations for watercraft, snowmobiles, and ATVs shall comply with NFPA 30A chapter 11, the requirements for dispensing systems in s. ATCP 93.615, and the requirements of this section, except as otherwise approved under this chapter.
ATCP 93.640(1)(b) (b) Tank location.
ATCP 93.640(1)(b)1.1. Aboveground tanks located on land shall be set back at least 10 feet from the ordinary high water mark of a navigable body of water.
ATCP 93.640 Note Note: The ordinary high water mark is determined by the county zoning department or the department of natural resources.
ATCP 93.640 Note Note: The municipality in which the tank is located may have additional requirements for the siting of the tank.
ATCP 93.640(1)(b)2. 2. Tanks shall follow the setback requirements of Table 93.615-A, except that there is no required separation between the tank and the dispenser if the tank is used exclusively for watercraft, snowmobile, or ATV fueling.
ATCP 93.640(1)(c) (c) Tank appurtenances.
ATCP 93.640(1)(c)1.1. Any dispenser used for a fueling operation above or within 100 feet of navigable water shall use a dry-break connection or a listed no-drip nozzle with automatic shutoff.
ATCP 93.640(1)(c)2. 2. A nozzle latch-open device may not be installed or used above or within 100 feet of navigable water.
ATCP 93.640(1)(d) (d) Hose. Hose lengths more than 18 feet long, used for dispensing fuel, shall be reeled, racked, or otherwise protected from damage.
ATCP 93.640(2) (2)Public access watercraft fueling. All piping systems and tank systems that are installed on or after November 1, 2019, for watercraft beyond the scope of sub. (4) shall comply with PEI RP1000 and sub. (3).
ATCP 93.640 Note Note: See s. ATCP 93.400 (3) for requirements relating to secondary containment for any underground piping, including any transition between aboveground and underground piping.
ATCP 93.640(3) (3)Seasonal installation of a fueling system on a pier.
ATCP 93.640(3)(a)(a) Plan requirements. Before installing a fueling system on a pier, plans shall be submitted for review and shall specify the requirements of this subsection.
ATCP 93.640(3)(b) (b) Pipe and tank requirements.
ATCP 93.640(3)(b)1.1. All connections that are broken shall use dry-break couplings listed for use with petroleum products.
ATCP 93.640(3)(b)2. 2. Broken connections shall be plugged during storage.
ATCP 93.640(3)(b)3. 3. The tank vent shall be left open.
ATCP 93.640(3)(c) (c) Management plan.
ATCP 93.640(3)(c)1.1. The owner shall develop and maintain on-site a written plan for safely draining the tank and pipe system before disassembly.
ATCP 93.640(3)(c)2. 2. The disassembly plan under subd. 1. shall also be submitted with the plans for a proposed system that are required under s. ATCP 93.100.
ATCP 93.640(4) (4)Residential watercraft fueling operations.
ATCP 93.640(4)(a) (a) Aboveground tanks for watercraft fueling for noncommercial purposes at a private residence shall comply with the requirements for aboveground tanks in ss. ATCP 93.400 to 93.420, and this subsection.
ATCP 93.640(4)(b) (b) No more than 2 tanks are allowed at any residence.
ATCP 93.640(4)(c) (c) Tanks shall be listed and may not exceed 600 gallons in aggregate capacity.
ATCP 93.640(4)(d) (d) The tank shall be used only by the residents of the property for fueling their watercraft or for maintenance of their property.
ATCP 93.640(4)(e)1.1. The tank shall be located outdoors, on land, at least 25 feet from the dwelling and other important buildings, and at least 10 feet from the ordinary high water mark of a navigable waterway, public roadway, or property line.
ATCP 93.640(4)(e)2. 2. All setbacks shall be measured from the inside of the dike wall to the dwelling, important building, ordinary high water mark, public roadway, or property line.
ATCP 93.640(4)(f) (f) A means shall be provided to prevent the discharge of liquid due to a siphoning effect. Gravity dispensing systems may not be used.
ATCP 93.640(4)(g) (g) Transfer of product shall be from a tank by means of an approved, fixed, fuel dispensing hand pump, or a listed, fixed, electrical pump.
ATCP 93.640(5) (5)Emergency fueling from a tank vehicle. Where fixed dispensing facilities are not available, dispensing of Class I or II liquids directly from a tank vehicle into permanently installed fuel tanks of self-propelled watercraft shall be permitted for emergency fueling, provided the operation is in accordance with the requirements for tank vehicles in s. ATCP 93.610 (3).
ATCP 93.640(6) (6)Snowmobile and atv fueling.
ATCP 93.640(6)(a) (a) General. Tank systems used for fueling snowmobiles or ATVs shall meet the requirements for dispensing systems in s. ATCP 93.615.
ATCP 93.640(6)(b) (b) Tank location. Tank systems adjacent to a body of water shall also follow the requirements for watercraft fueling.
ATCP 93.640(6)(c) (c) Collision protection.
ATCP 93.640(6)(c)1.1. Aboveground tank systems used for snowmobile and ATV fueling shall be provided with collision protection.
ATCP 93.640(6)(c)2. 2. The collision protection shall be spaced no more than 30 inches on center.
ATCP 93.640(6)(c)3. 3. If the fueling area is adjacent to vehicle traffic or a parking area, bollards or equivalent protection shall be placed to separate the snowmobile or ATV fueling area from motor vehicle traffic.
Published under s. 35.93, Stats. Updated on the first day of each month. Entire code is always current. The Register date on each page is the date the chapter was last published.