NR 662.014(5)(d)(d) While being accumulated on-site, each tank shall be labeled or marked clearly with the words, “Hazardous Waste.” NR 662.014(5)(e)(e) If the tank begins to leak, the contents shall be removed and placed in leak proof containers or tanks immediately. All spilled material shall be cleaned up and properly managed. NR 662.014(6)(6) A very small quantity generator is not required to use a manifest. A very small quantity generator who chooses to use a manifest shall comply with all of the following: NR 662.014 NoteNote: It is recommended that a very small quantity generator maintain records of all hazardous waste shipments for 3 years from the date the hazardous waste was shipped off-site.
NR 662.014 HistoryHistory: CR 19-082: cr. Register August 2020 No. 776, eff. 9-1-20; correction in (1) (b), (d) 1., 3., (e) 5., 8. b., 10., (4) made under s. 35.17, Stats., Register August 2020 No. 776. NR 662.015NR 662.015 Satellite accumulation area regulations for small and large quantity generators. NR 662.015(1)(1) A generator may accumulate as much as 55 gallons of non-acute hazardous waste and either one quart of liquid acute hazardous waste listed in s. NR 661.0031 or 661.0033 (5) or 1 kg of solid acute hazardous waste listed in s. NR 661.0031 or 661.0033 (5) in containers at or near any point of generation where wastes initially accumulate that are under the control of the operator of the process generating the waste, without a license or interim status and without complying with the requirements under chs. NR 664 to 667 and 670, provided that all of the conditions for exemption in this section are met. A generator may comply with the conditions for exemption in this section instead of complying with the conditions for exemption under s. NR 662.016 (2) or 662.017 (1), except as required in pars. (g) and (h). The conditions for exemption for satellite accumulation are all of the following: NR 662.015(1)(a)(a) If a container holding hazardous waste is not in good condition, or if it begins to leak, the generator shall immediately transfer the hazardous waste to a container that is in good condition and does not leak, or immediately transfer and manage the waste in a central accumulation area operated as specified in s. NR 662.016 (2) or 662.017 (1). NR 662.015(1)(b)(b) The generator shall use a container made of or lined with materials that will not react with, and are otherwise compatible with, the hazardous waste to be accumulated, so that the ability of the container to contain the waste is not impaired. NR 662.015(1)(c)(c) Special standards for incompatible wastes include all of the following: NR 662.015(1)(c)1.1. The generator may not place incompatible wastes, or incompatible wastes and materials, in the same container, unless it complies with the requirements specified in s. NR 665.0017 (2). NR 662.015(1)(c)2.2. The generator may not place hazardous waste in an unwashed container that previously held an incompatible waste or material, unless it complies with the requirements specified in s. NR 665.0017 (2). NR 662.015(1)(c)3.3. A container holding a hazardous waste that is incompatible with any waste or other materials accumulated nearby in other containers shall be separated from the other materials or protected from them by any practical means. NR 662.015(1)(d)(d) A container holding hazardous waste shall be closed at all times during accumulation, except in any of the following cases: NR 662.015(1)(d)2.2. When temporary venting of a container is necessary for the proper operation of equipment or to prevent dangerous situations, such as build-up of extreme pressure. NR 662.015(1)(e)(e) A generator shall mark or label its container with all of the following: NR 662.015(1)(e)2.2. An indication of the hazards of the contents. Acceptable indications of hazardous contents include the following: applicable hazardous waste characteristic or characteristics, such as ignitable, corrosive, reactive, or toxic; hazard communication consistent with the department of transportation requirements on labeling or placarding, incorporated into s. Trans 326.01 (3); a hazard statement or pictogram consistent with the Occupational Safety and Health Administration Hazard Communication Standard, incorporated into s. SPS 332.50; or a chemical hazard label consistent with the National Fire Protection Association 704 label, incorporated into s. SPS 314.001 (1) (a). NR 662.015(1)(f)(f) A generator that accumulates either acute hazardous waste listed in s. NR 661.0031 or 661.0033 (5) or non-acute hazardous waste in excess of the amounts listed in sub. (1) at or near any point of generation shall comply with either subd. 1. or 2., and subd. 3. NR 662.015(1)(f)2.2. Within 3 consecutive calendar days the generator shall remove the excess from the satellite accumulation area and move it to one of the following: NR 662.015(1)(f)2.b.b. An on-site interim status or permitted treatment, storage, or disposal facility. NR 662.015(1)(f)3.3. During the 3 consecutive calendar day period the generator shall continue to comply with pars. (a) to (f). The generator shall mark or label the container holding the excess accumulation of hazardous waste with the date the excess amount began accumulating. NR 662.015(1)(h)(h) All satellite accumulation areas operated by a large quantity generator shall meet the preparedness, prevention, and emergency procedures specified in subch. M. NR 662.015 HistoryHistory: CR 19-082: cr. Register August 2020 No. 776, eff. 9-1-20; correction in (1) (intro.), (f) 1., 2. (intro.), a., 3. made under s. 35.17, Stats., Register August 2020 No. 776. NR 662.016NR 662.016 Conditions for exemption for a small quantity generator that accumulates hazardous waste. A small quantity generator may accumulate hazardous waste on-site without a license or interim status, and without complying with the requirements of chs. NR 664 to 667 and 670, or the notification requirements under s. NR 660.07, provided that all of the following conditions for exemption are met: NR 662.016(1)(1) Generation. The generator generates in a calendar month no more than the amounts specified in the definition of “small quantity generator” in s. NR 660.10. NR 662.016(2)(2) Accumulation. The generator accumulates hazardous waste on-site for no more than 180 days, unless in compliance with the conditions for exemption for longer accumulation specified in subs. (4) and (5). All of the following accumulation conditions also apply: NR 662.016(2)(a)(a) Accumulation limit. The quantity of hazardous waste accumulated on-site never exceeds 6,000 kilograms. NR 662.016(2)(b)1.1. ‘Condition of containers.’ If a container holding hazardous waste is not in good condition, or if it begins to leak, the small quantity generator shall immediately transfer the hazardous waste to a container that is in good condition, or immediately manage the waste in some other way that complies with the conditions for exemption of this section. NR 662.016(2)(b)2.2. ‘Compatibility of waste with container.’ The small quantity generator shall use a container made of or lined with materials that will not react with, and are otherwise compatible with, the hazardous waste to be accumulated, so that the ability of the container to contain the waste is not impaired. NR 662.016(2)(b)3.a.a. A container holding hazardous waste shall always be closed during accumulation, except when it is necessary to add or remove waste. NR 662.016(2)(b)3.b.b. A container holding hazardous waste may not be opened, handled, or accumulated in a manner that may rupture the container or cause it to leak. NR 662.016(2)(b)4.4. ‘Inspections.’ At least weekly, the small quantity generator shall inspect central accumulation areas. The small quantity generator shall look for leaking containers and for deterioration of containers caused by corrosion or other factors. NR 662.016(2)(b)5.a.a. A generator may not place incompatible wastes, or incompatible wastes and materials, in the same container, unless in complies with the requirements specified in s. NR 665.0017 (2). NR 662.016(2)(b)5.b.b. A generator may not may not place hazardous waste in an unwashed container that previously held an incompatible waste or material, unless it complies with the requirements specified in s. NR 665.0017 (2). NR 662.016(2)(b)5.c.c. A container accumulating hazardous waste that is incompatible with any waste or other materials accumulated or stored nearby in other containers, piles, open tanks, or surface impoundments shall be separated from the other materials or protected from them by means of a dike, berm, wall, or other device. NR 662.016(2)(c)2.2. A small quantity generator of hazardous waste shall comply with all of the following general operating conditions: NR 662.016(2)(c)2.b.b. Hazardous wastes or treatment reagents may not be placed in a tank if they could cause the tank or its inner liner to rupture, leak, corrode, or otherwise fail before the end of its intended life. NR 662.016(2)(c)2.c.c. Uncovered tanks shall be operated to ensure at least 60 centimeters or 2 feet of freeboard, unless the tank is equipped with a containment structure, a drainage control system, or a diversion structure with a capacity that equals or exceeds the volume of the top 60 centimeters or 2 feet of the tank. NR 662.016 NoteNote: A ditch or trench is an example of a containment structure. A standby tank is an example of a diversion structure.
NR 662.016(2)(c)2.d.d. If hazardous waste is continuously fed into a tank, the tank shall be equipped with a means to stop this inflow, such as, a waste feed cutoff system or a bypass system to a stand-by tank. NR 662.016(2)(c)3.3. Except as noted in subd. 4., a small quantity generator that accumulates hazardous waste in tanks shall inspect all of the following, where present: NR 662.016(2)(c)3.a.a. Discharge control equipment at least once each operating day, to ensure that it is in good working order. Discharge control equipment includes waste feed cutoff systems, bypass systems, and drainage systems. NR 662.016(2)(c)3.b.b. Data gathered from monitoring equipment at least once each operating day to ensure that the tank is being operated according to its design. Monitoring equipment includes pressure and temperature gauges. NR 662.016(2)(c)3.d.d. The construction materials of the tank at least weekly to detect corrosion or leaking of fixtures or seams. NR 662.016(2)(c)3.e.e. The construction materials of, and the area immediately surrounding, discharge confinement structures at least weekly to detect erosion or obvious signs of leakage. The generator shall remedy any deterioration or malfunction of equipment or structures, revealed during an inspection, on a schedule that ensures the problem does not lead to an environmental or human health hazard. Where a hazard is imminent or has already occurred, remedial action shall be taken immediately. Note that signs of leakage can include wet spots or dead vegetation. NR 662.016(2)(c)4.4. A small quantity generator accumulating hazardous waste in tanks or tank systems that have full secondary containment and that either use leak detection equipment to alert personnel to leaks, or implement established workplace practices to ensure leaks are promptly identified, shall inspect at least weekly, where applicable, the areas identified in subd. 3. a. to e. Use of the alternate inspection schedule shall be documented in the generator’s operating record. This documentation shall include a description of the established workplace practices at the generator. NR 662.016(2)(c)6.6. A small quantity generator accumulating hazardous waste in tanks shall, upon closure of the facility, remove all hazardous waste from tanks, discharge control equipment, and discharge confinement structures. At closure, as throughout the operating period, unless the small quantity generator can demonstrate, in accordance with s. NR 661.0003 (3) or (4), that any solid waste removed from its tank is not a hazardous waste, then it shall manage such waste in accordance with all applicable provisions under chs. NR 662, 663, 665, and 668. NR 662.016(2)(c)7.7. A small quantity generator shall comply with all of the following special conditions for accumulation of ignitable or reactive waste. NR 662.016(2)(c)7.a.a. Ignitable or reactive waste may not be placed in a tank unless the waste is treated, rendered, or mixed before or immediately after placement in a tank so that the resulting waste, mixture, or dissolution of material no longer meets the definition of ignitable or reactive waste under s. NR 661.0021 or 661.0023, and the generator complies with s. NR 665.0017 (2), or the waste is accumulated or treated in such a way that it is protected from any material or conditions that may cause the waste to ignite or react, or the tank is used solely for emergencies. NR 662.016(2)(c)7.b.b. A small quantity generator that treats or accumulates ignitable or reactive waste in covered tanks shall comply with the buffer zone requirements for tanks contained in Tables 2-1 to 2-6 of the 1977 or 1981 National Fire Protection Association’s “Flammable and Combustible Liquids Code,” incorporated by reference in s. NR 660.11. NR 662.016(2)(c)7.c.c. A small quantity generator shall comply with the following special conditions for incompatible wastes. Incompatible wastes, or incompatible wastes and materials, may not be placed in the same tank, unless the generator complies with s. NR 665.0017 (2). Hazardous waste may not be placed in an unwashed tank that previously held an incompatible waste or material, unless the generator complies with s. NR 665.0017 (2). NR 662.016(2)(d)(d) Accumulation of hazardous waste on drip pads. If the waste is placed on drip pads, the small quantity generator shall comply with all of the following: NR 662.016(2)(d)2.2. The small quantity generator shall remove all wastes from the drip pad at least once every 90 days. Any hazardous wastes that are removed from the drip pad are then subject to the 180-day accumulation limit specified in par. (b) and s. NR 662.015 if hazardous wastes are being managed in satellite accumulation areas prior to being moved to the central accumulation area. NR 662.016(2)(d)3.3. The small quantity generator shall maintain on-site at the facility the following records readily available for inspection: NR 662.016(2)(d)3.a.a. A written description of procedures that are followed to ensure all wastes are removed from the drip pad and associated collection system at least once every 90 days. NR 662.016(2)(d)3.b.b. Documentation of each waste removal, including the quantity of waste removed from the drip pad and the sump or collection system and the date and time of removal. NR 662.016(2)(e)(e) Accumulation of hazardous waste in containment buildings. If the waste is placed in containment buildings, the small quantity generator shall comply with subch. D of ch. NR 665. The generator shall label its containment buildings with the words “Hazardous Waste” in a conspicuous place easily visible to employees, visitors, emergency responders, waste handlers, or other persons on-site and provide an indication of the hazards of the contents in a conspicuous place. Acceptable indications of hazardous contents include the following: applicable hazardous waste characteristic or characteristics, such as, ignitable, corrosive, reactive, or toxic; hazard communication consistent with the department of transportation requirements on labeling or placarding, incorporated into s. Trans 326.01 (3); a hazard statement or pictogram consistent with the Occupational Safety and Health Administration Hazard Communication Standard, incorporated into s. SPS 332.50; or a chemical hazard label consistent with the National Fire Protection Association, incorporated into s. SPS 314.001 (1) (a). The generator shall also maintain all of the following: NR 662.016(2)(e)1.1. The professional engineer certification that the building complies with the design standards specified in s. NR 665.1101. This certification shall be in the generator’s files prior to operation of the unit. NR 662.016(2)(e)2.2. One of the following records, by use of inventory logs, monitoring equipment, or any other effective means, shall be maintained and readily available for inspection: NR 662.016(2)(e)2.a.a. A written description of procedures to ensure that each waste volume remains in the unit for no more than 90 days, a written description of the waste generation and management practices for the facility showing that the generator is consistent with maintaining the 90 day limit, and documentation that the procedures are complied with. NR 662.016(2)(f)1.1. ‘Containers.’ A small quantity generator shall mark or label each of its containers with all of the following: NR 662.016(2)(f)1.b.b. An indication of the hazards of the contents. Acceptable indications of hazardous contents include the following: applicable hazardous waste characteristic or characteristics, such as ignitable, corrosive, reactive, or toxic; hazard communication consistent with the department of transportation requirements on labeling or placarding, incorporated into s. Trans 326.01 (3); a hazard statement or pictogram consistent with the Occupational Safety and Health Administration Hazard Communication Standard, incorporated into s. SPS 332.50; or a chemical hazard label consistent with the National Fire Protection Association, incorporated into s. SPS 314.001 (1) (a). NR 662.016(2)(f)1.c.c. The date upon which each period of accumulation begins clearly visible for inspection on each container. NR 662.016(2)(f)2.2. ‘Tanks.’ A small quantity generator accumulating hazardous waste in tanks shall do all of the following: NR 662.016(2)(f)2.b.b. Mark or label its tanks with an indication of the hazards of the contents. Acceptable indications of hazardous contents include the following: applicable hazardous waste characteristic or characteristics, such as, ignitable, corrosive, reactive, or toxic; hazard communication consistent with the department of transportation requirements on labeling or placarding, incorporated into s. Trans 326.01 (3); a hazard statement or pictogram consistent with the Occupational Safety and Health Administration Hazard Communication Standard, incorporated into s. SPS 332.50; or a chemical hazard label consistent with the National Fire Protection Association, incorporated into s. SPS 314.001 (1) (a).
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