NR 440.65(2)(a)7.7. “Inventory system” means a method of physically accounting for the quantity of ink, solvent and solids used at one or more affected facilities during a time period. The system is based on plant purchase or inventory records. NR 440.65(2)(a)8.8. “Plant blending records” means those records which document the weight fraction of organic solvents and solids used in the formulation or preparation of inks at the vinyl or urethane printing plant where they are used. NR 440.65(2)(a)9.9. “Rotogravure print station” means any device designed to print or coat inks on one side of a continuous web or substrate using the intaglio printing process with a gravure cylinder. NR 440.65(2)(a)10.10. “Rotogravure printing line” means any number of rotogravure print stations and associated dryers capable of printing or coating simultaneously on the same continuous vinyl or urethane web or substrate which is fed from a continuous roll. NR 440.65(2)(a)11.11. “Vapor capture system” means any device or combination of devices designed to contain, collect and route organic solvent vapors emitted from the flexible vinyl or urethane rotogravure printing line. NR 440.65(2)(b)(b) As used in this section, symbols not defined in this paragraph have the meanings given in s. NR 440.03. NR 440.65(2)(b)1.1. “a” means the gas stream vents exiting the emission control device. NR 440.65(2)(b)2.2. “b” means the gas stream vents entering the emission control device. NR 440.65(2)(b)3.3. “f” means the gas stream vents which are not directed to an emission control device. NR 440.65(2)(b)4.4. “Caj” means the concentration of VOC in each gas stream (j) for the time period exiting the emission control device, in parts per million by volume. NR 440.65(2)(b)5.5. “Cbi” means the concentration of VOC in each gas stream (i) for the time period entering the emission control device, in parts per million by volume. NR 440.65(2)(b)6.6. “Cfk” means the concentration of VOC in each gas stream (k) for the time period which is not directed to an emission control device, in parts per million by volume. NR 440.65(2)(b)7.7. “G” means the weighted average mass of VOC per mass of ink solids applied, in kilograms per kilogram. NR 440.65(2)(b)8.8. “Mci” means the total mass of each dilution solvent (j) added at the print line in the time period determined from plant records, in kilograms. NR 440.65(2)(b)10.10. “Qaj” means the volumetric flow rate of each effluent gas stream (j) exiting the emission control device, in standard cubic meters per hour. NR 440.65(2)(b)11.11. “Qbi” means the volumetric flow rate of each effluent gas stream (i) entering the emission control device, in standard cubic meters per hour. NR 440.65(2)(b)12.12. “Qfk” means the volumetric flow rate of each effluent gas stream (k) not directed to an emission control device, in standard cubic meters per hour. NR 440.65(2)(b)13.13. “E” means the VOC emission reduction efficiency (as a fraction) of the emission control device during performance testing. NR 440.65(2)(b)14.14. “F” means the VOC emission capture efficiency (as a fraction) of the vapor capture system during performance testing. NR 440.65(2)(b)15.15. “Woi” means the weight fraction of VOC in each ink (i) used in the time period as determined from Method 24 of 40 CFR part 60, Appendix A, incorporated by reference in s. NR 440.17 (1), manufacturer’s formulation data, or plant blending records, in kilograms per kilogram. NR 440.65(2)(b)16.16. “Wxi” means the weight fraction of solids in each ink (i) used in the time period as determined from Method 24 of 40 CFR part 60, Appendix A, incorporated by reference in s. NR 440.17 (1), manufacturer’s formulation data, or plant blending records, in kilograms per kilogram. NR 440.65(2)(b)17.17. “Woj” means the weight fraction of VOC in each dilution solvent (j) added at the print line in the time period determined from Method 24 of 40 CFR part 60, Appendix A, incorporated by reference in s. NR 440.17 (1), manufacturer’s formulation data, or plant blending records, in kilograms per kilogram. NR 440.65(3)(a)(a) On and after the date on which the performance test required by s. NR 440.08 has been completed each owner or operator subject to this section shall either: NR 440.65(3)(a)1.1. Use inks with a weighted average VOC content less than 1.0 kilogram VOC per kilogram ink solids at each affected facility, or NR 440.65(3)(a)2.2. Reduce VOC emissions to the atmosphere by 85% from each affected facility. NR 440.65(4)(a)1.1. Method 24 for analysis of inks. If nonphotochemically reactive solvents are used in the inks standard gas chromatographic techniques may be used to identify and quantify these solvents. The results of Method 24 may be adjusted to subtract these solvents from the measured VOC content. NR 440.65(4)(a)2.2. Method 24A for VOC concentration (the calibration gas shall be propane); NR 440.65(4)(b)(b) To demonstrate compliance with sub. (3) (a) 1. the owner or operator of an affected facility shall determine the weighted average VOC content of the ink according to the following procedures: NR 440.65(4)(b)1.1. Determine and record the VOC content and amount of each ink used at the print head, including the VOC content and amount of diluent solvent, for any time periods when VOC emission control equipment is not used. NR 440.65(4)(b)2.2. Compute the weighted average VOC content by the following equation: NR 440.65(4)(b)3.3. The weighted average VOC content of the inks shall be calculated over a period that does not exceed one calendar month or 4 consecutive weeks. A facility that uses an accounting system based on quarters consisting of two 28 calendar day periods and one 35 calendar day period may use an averaging period of 35 calendar days 4 times per year, provided the use of such an accounting system is documented in the initial performance test. NR 440.65(4)(b)4.4. Each determination of the weighted average VOC content shall constitute a performance test for any period when VOC emission control equipment is not used. Results of the initial performance test shall be reported to the department. Method 24 or ink manufacturers’ formulation data along with plant blending records (if plant blending is done) may be used to determine VOC content. The department may require the use of Method 24 if there is a question concerning the accuracy of the ink manufacturer’s data or plant blending records. NR 440.65(4)(b)5.5. If, during the time periods when emission control equipment is not used, all inks used contain less than 1.0 kilogram VOC per kilogram ink solids the owner or operator is not required to calculate the weighted average VOC content but shall verify and record the VOC content of each ink (including any added dilution solvent) used as determined by Method 24, ink manufacturers’ formulation data or plant blending records. NR 440.65(4)(c)(c) To determine compliance with sub. (3) (a) 1. the owner or operator may determine the weighted average VOC content using an inventory system. NR 440.65(4)(c)1.1. The inventory system shall accurately account to the nearest kilogram for the VOC content of all inks and dilution solvent used, recycled and discarded for each affected facility during the averaging period. Separate records must be kept for each affected facility. NR 440.65(4)(c)2.2. To determine VOC content of inks and dilution solvent used or recycled, Method 24 or ink manufacturers’ formulation data shall be used in combination with plant blending records (if plant blending is done) or inventory records or purchase records for new inks or dilution solvent. NR 440.65(4)(c)3.3. For inks to be discarded only Method 24 shall be used to determine the VOC content. Inks to be discarded may be combined prior to measurement of volume or weight and tested by Method 24. NR 440.65(4)(c)4.4. The department may require the use of Method 24 if there is a question concerning the accuracy of the ink manufacturer’s data or plant records. NR 440.65(4)(c)5.5. The department shall approve the inventory system of accounting for VOC content prior to the initial performance test. NR 440.65(4)(d)(d) To demonstrate compliance with sub. (3) (a) 2. the owner or operator of an affected facility controlled by a solvent recovery emission control device or an incineration control device shall conduct a performance test to determine overall VOC emission control efficiency according to the following procedures: NR 440.65(4)(d)1.1. The performance test shall consist of 3 runs. Each test run must last a minimum of 30 minutes and shall continue until the printing operation is interrupted or until 180 minutes of continuous operation occurs. During each test run the print line shall be printing continuously and operating normally. The VOC emission reduction efficiency achieved from each test run is averaged over the entire test run period. NR 440.65(4)(d)2.2. VOC concentration values at each site shall be measured simultaneously. NR 440.65(4)(d)3.3. The volumetric flow rate shall be determined from one Method 2 measurement for each test run conducted immediately prior to, during, or after that test run. Volumetric flow rates at each site do not need to be measured simultaneously. NR 440.65(4)(d)4.4. In order to determine capture efficiency from an affected facility all fugitive VOC emissions from the affected facility shall be captured and vented through stacks suitable for measurement. During a performance test the owner or operator of an affected facility located in an area with other sources of VOC shall isolate the affected facility from other sources of VOC. These requirements shall be accomplished using one of the following methods: NR 440.65(4)(d)4.b.b. Build a temporary enclosure around the affected facility and duplicate, to an extent that is reasonably feasible, the ventilation conditions that are in effect when the affected facility is not enclosed (one way to do this is to divide the room exhaust rate by the volume of the room and then duplicate that quotient or 20 air changes per hour, whichever is smaller, in the temporary enclosure); or NR 440.65(4)(d)4.c.c. Shut down all other sources of VOC and continue to exhaust fugitive emissions from the affected facility through any building ventilation system and other room exhausts such as print line ovens and embossers. NR 440.65(4)(d)5.5. For each affected facility compliance with sub. (3) (a) 2. has been demonstrated if the average value of the overall control efficiency (EF) for the 3 runs is equal to or greater than 85%. An overall control efficiency is calculated for each run as follows: NR 440.65(5)(5) Monitoring of operations and recordkeeping requirements. NR 440.65(5)(a)(a) The owner or operator of an affected facility controlled by a solvent recovery emission control device shall install, calibrate, operate and maintain a monitoring system which continuously measures and records the VOC concentration of the exhaust vent stream from the control device and shall comply with the following requirements: NR 440.65(5)(a)1.1. The continuous monitoring system shall be installed in a location that is representative of the VOC concentration in the exhaust vent at least two equivalent stack diameters from the exhaust point and protected from interferences due to wind, weather, or other processes. NR 440.65(5)(a)2.2. During the performance test the owner or operator shall determine and record the average exhaust vent VOC concentration in parts per million by volume. After the performance test the owner or operator shall determine and, in addition to the record made by the continuous monitoring device, record the average exhaust vent VOC concentration for each 3-hour clock period of printing operation when the average concentration is greater than 50 ppm and more than 20% greater than the average concentration value demonstrated during the most recent performance test. NR 440.65(5)(b)(b) The owner or operator of an affected facility controlled by a thermal incineration emission control device shall install, calibrate, operate and maintain a monitoring device that continuously measures and records the temperature of the control device exhaust gases and shall comply with the following requirements: NR 440.65(5)(b)1.1. The continuous monitoring device shall be calibrated annually and have an accuracy of ±0.75% of the temperature being measured, expressed in degrees Celsius, or ±2.5°C, whichever is greater. NR 440.65(5)(b)2.2. During the performance test the owner or operator shall determine and record the average temperature of the control device exhaust gases. After the performance test the owner or operator shall determine and record, in addition to the record made by the continuous monitoring device, the average temperature for each 3-hour clock period of printing operation when the average temperature of the exhaust gases is more than 28°C (50°F) below the average temperature demonstrated during the most recent performance test. NR 440.65(5)(c)(c) The owner or operator of an affected facility controlled by a catalytic incineration emission control device shall install, calibrate, operate and maintain monitoring devices that continuously measure and record the gas temperatures both upstream and downstream of the catalyst bed and shall comply with the following requirements: NR 440.65(5)(c)1.1. Each continuous monitoring device shall be calibrated annually and have an accuracy of ±0.75% of the temperature being measured, expressed in degrees Celsius, or ±2.5°C, whichever is greater. NR 440.65(5)(c)2.2. During the performance test the owner or operator shall determine and record the average gas temperature both upstream and downstream of the catalyst bed. After the performance test the owner or operator shall determine and record, in addition to the record made by the continuous monitoring device, the average temperatures for each 3-hour clock period of printing operation when the average temperature of the gas stream before the catalyst bed is more than 28°C (50°F) below the average temperature demonstrated during the most recent performance test or the average temperature difference across the catalyst bed is less than 80 percent of the average temperature difference of the device during the most recent performance test. NR 440.65(5)(d)(d) The owner or operator of an affected facility shall record time periods of operation when an emission control device is not in use. NR 440.65(6)(a)(a) For all affected facilities subject to compliance with sub. (3) the performance test data and results from the performance test shall be submitted to the department as specified in s. NR 440.08 (1). NR 440.65(6)(b)(b) The owner or operator of each affected facility shall submit semiannual reports to the department of occurrences of the following: NR 440.65(6)(b)4.4. Drops in the average temperature of the gas stream immediately before the catalyst bed or drops in the average temperature across the catalyst bed as defined under sub. (5) (c) 2. NR 440.65(6)(c)(c) The reports required under par. (b) shall be postmarked within 30 days following the end of the second and fourth calendar quarters. NR 440.65 HistoryHistory: Cr. Register, September, 1986, No. 369, eff. 10-1-86; (2) (a) (intro.) and (b) (intro.), r. (6) (d), Register, September, 1990, No. 417, eff. 10-1-90; CR 06-109: am. (2) (a) 6. and (b) 15. to 17., (4) (a) (intro.) and 1., (b) 4. and 5. and (c) 2. to 4. and (5) (b) 1. and 2. and (c) 1. Register May 2008 No. 629, eff. 6-1-08. NR 440.66NR 440.66 Equipment leaks of VOC in petroleum refineries. NR 440.66(1)(1) Applicability and designation of affected facility. NR 440.66(1)(a)1.1. The provisions of this section apply to affected facilities in petroleum refineries. NR 440.66(1)(a)3.3. The group of all the equipment (defined in sub. (2)) within a process unit is an affected facility. NR 440.66(1)(b)(b) Any affected facility under par. (a) that commences construction or modification after January 4, 1983, is subject to the requirements of this section. NR 440.66(1)(c)(c) Addition or replacement of equipment (defined in sub. (2)) for the purpose of process improvement which is accomplished without a capital expenditure may not by itself be considered a modification under this section. NR 440.66(2)(2) Definitions. As used in this section, terms not defined in this subsection have the meanings given in s. NR 440.02 or 440.62. NR 440.66(2)(a)(a) “Alaskan north slope” means the approximately 69,000 square mile area extending from the Brooks Range to the Arctic Ocean. NR 440.66(2)(b)(b) “Equipment” means each valve, pump, pressure relief device, sampling connection system, open-ended valve or line and flange or other connector in VOC service. Compressors are considered equipment only for the purposes of recordkeeping and reporting.
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Department of Natural Resources (NR)
Chs. NR 400-499; Environmental Protection – Air Pollution Control
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