NR 407.03(1)(u)(u) Restricted use reciprocating internal combustion engines which are fueled by gaseous fuels, gasoline, or a clean fuel as defined in s. NR 406.02 (1) and which have a combined total electrical output of less than 3,000 kilowatts, or the equivalent in brake horsepower. An owner or operator claiming exemption under this paragraph shall maintain records of all of the following: NR 407.03(1)(u)1.1. The electrical output in kilowatts, or the equivalent in brake horsepower, of each engine. NR 407.03(1)(v)(v) Any quarry, mine or other facility where nonmetallic minerals are extracted that is not a ledge rock quarry or industrial sand mine. NR 407.03(1)(w)(w) Ledge rock quarries with actual production of less than 25,000 tons per month on a rolling 12 month average, or with actual operation of less than 365 days per 5 year period. NR 407.03(1)(x)(x) Industrial sand mines with actual production of less than 2,000 tons per month on a rolling 12 month average. NR 407.03(1)(y)(y) Fixed sand and gravel plants and fixed crushed stone plants with capacities of 25 tons per hour or less. NR 407.03(1)(z)(z) Portable sand and gravel plants and portable crushed stone plants with capacities of 150 tons per hour or less. NR 407.03(1m)(a)(a) Any facility that is required to submit an annual emission inventory report under s. NR 438.03 is exempt from the requirement to obtain an operation permit following notification under par. (c), where all of the following criteria and requirements are met: NR 407.03(1m)(a)1.1. The actual emissions of each air contaminant from the facility do not exceed any of the following levels: NR 407.03(1m)(a)1.a.a. 10 tons in any calendar year for each of the following air contaminants: particulate matter, nitrogen oxide, sulfur dioxide, PM10, carbon monoxide and volatile organic compounds. NR 407.03(1m)(a)1.c.c. Any stack-appropriate thresholds for emissions points in columns (c), (d), (e) and (f) of Table A, B or C of ch. NR 445. If the facility is a source of incidental emissions under s. NR 445.11, this subdivision only applies to emissions of air contaminants which are listed as substances of concern in Table E of ch. NR 445. NR 407.03(1m)(a)2.2. The facility is not subject to an emission limitation or emission standard under section 111 or 112 of the Act (42 USC 7411 or 7412) except for a source subject solely to regulations or requirements under section 112 (d) (5) or (r) of the Act (42 USC 7412 (d) (5) or (r)) or engine certified to meet the emission standards in 40 CFR part 60, subpart IIII or JJJJ for each fuel used. NR 407.03(1m)(a)3.3. The owner or operator conducts monitoring and maintains records sufficient to demonstrate compliance with the requirements of this paragraph, including the calculation of annual facility-wide emissions. These records shall be maintained on site for at least 5 years, unless a longer period is required by statute or rule. NR 407.03(1m)(a)4.4. If a control device is used to limit actual emissions, the owner or operator uses a compliance monitoring method which is identified in s. NR 439.055. NR 407.03(1m)(b)(b) Any facility that is not required to submit an annual emission inventory report under s. NR 438.03 is exempt from the requirement to obtain an operation permit where all of the criteria and requirements in par. (a) 1. to 4. are met. NR 407.03(1m)(c)1.1. The owner or operator of a facility required to submit an air emission inventory report under s. NR 438.03 shall notify the department of their intent to operate the facility under the exemption criteria in par. (a). NR 407.03(1m)(c)2.2. Any existing permit shall remain in effect until the permit is revoked or coverage under a general or registration permit is withdrawn. A notification under subd. 1. shall serve as a request for revocation of an individual permit or withdrawal from coverage under a general or registration permit. NR 407.03(1m)(c)3.3. A notification under subd. 1. shall serve as a request for withdrawal of any pending permit application. NR 407.03 NoteNote: An owner or operator exempt under this subsection is responsible for complying with all other applicable requirements in chs. NR 400 to 499. NR 407.03(1s)(a)(a) Eligibility. A facility that is a natural minor source is exempt from the requirement to obtain an operation permit. NR 407.03(1s)(b)1.1. An owner or operator claiming to be exempt under this subsection shall maintain records adequate to show it meets all criteria under the definition of a natural minor source. Emission calculations adequate to determine eligibility with this exemption shall be maintained and made available to a department representative if requested. NR 407.03(1s)(b)2.2. In addition to monitoring and recordkeeping requirements contained in any construction permit issued to the source under ch. NR 406, the owner or operator shall maintain records sufficient to demonstrate compliance with all other applicable requirements in chs. NR 400 to 499.