37.0 GraphicArts Systems (2010 revision, draft 1) 11129/1994 xxlxxI2010 37.1 Applicability 37.1.1 The provisions of 37.0 of this regulation apply to any packaging rotogravure, publication rotogravure, or flexographic printing press at any facility whose maximum theoretical emissions ofvolatile organic compounds (YOCs) (including solvents used to clean each of these printing presses) without control devices from all printing presses are greater than or equal to 7.7 tons peryear, on and after [insert effective date of this regulation], and 37.1.2 Transition period for existing permitted sources. Every owner or operator of press that is subjectto 37.5.1.2.2 ofthis regulation and that is covered by a permit issued pursuant to 7 DE Admin Code 1102 or 1130 containing all applicable conditions of 37.0 of this regulation, as that regulation existed on November 29. 1994, shall comply with those permit conditions until December 31 2010. On and after January 

### 1. 2011. every such owner oroperatorofany flexible package printing facility shall comply with the provisions of37.0 ofthis regulation.**37.1.~** An owner or operator ofa facility whose emissions are belowthe applicability threshold§. in 37.1.1 and 37.5.1.2.2 of this regulation shall comply with the certification, recordkeeping, and reporting requirements of37.7.1 ofthis regulation. 37.1.9Any facility that becomes or iscurrently subjectto the provisions of37.0 ofthis regulation by exceeding the applicability threshold§. in 37.1.1 and 37.5.1.2.2 of this regulation will remain subject to these provisions even if its emissions later fall below the applicability threshold§.. 37.1.Q4Any facility that is currently sUbject to a state or federal rule promulgated pursuant to the Clean Air Act Amendments of 1977 by exceeding an applicability threshold is and will remain subject to these provisions, even ifitsthroughput or emissions have fallen or later fall belowthe applicability threshold. 37.2 Definitions. As used in 37.0 of this regulation, all terms not defined herein shall have the meaning given them in the November 15, 1990 Clean AirAct Amendments, or in 2.0 ofthis regulation. "Add-on air pollution control device (APeD)" means an emission control device or system that is originally separated from an emission source but can be lateradded or installed to the emission source to reduce emission from the source. "Flexible packaaing" means any package or part of a package the shape of which can be readily changed. Flexible packaging includes. but is not limited to. bags. DOuches, liners. and wraps utilizing paper. plastic film alumjnum foil. metalized or coated paper or film, or any combination ofthese materials. "Flexible packaging printing" means printing, coating and laminating activities being performed on orin-linewith a flexible packaging printing press."Flexographlc printing press" means a printing press that uses a roll printing technique in which the pattern to be applied is raised abovethe printing roll and the image carrier is made ofrubberor otherelastomeric materials. "Packaging rotogravure printing press" means a rotogravure printing press used to print on paper, paper board, metal foil, plastic film, and other substrates that are, in sUbsequent operations, formed into packaging products and labels, and other non-publication products. "Press-Ready Ink" means ink, as applied \0 a substrate, aller all solvents and diluents have been added. "Prinllng press" means equipment used to apply words, pictures, or graphic designs to either a continuous substrate or a sheet. A continuous substrate consists of paper, plastic, or other material that is unwound from a roll, passed through coating or ink applicators and any associated drying areas. The press includes all coating and ink applicators and drying areas between unwind and rewind ofthe continuous substrate. A sheet consists ofpaper, plastic, or other material that is carried through the process on a moving belt. The press includes all coating and ink applicators and drying operations between the time that the sheet is put on the moving belt until it is taken off. "Publication rotogravure printing press" means a rotogravure printing press on which the following paperproducts are printed: 1. Catalogues, including mail orderand premium. 2. Direct mail advertisements, including circulars, letters, pamphlets, cards, and printed envelopes. 

### 3. Display advertisements, including general posters, outdoor advertisements, car cards, Window posters; counter and floor displays; points-of-purchase, and other printed display material. 4. Magazines, books. 5. Miscellaneous advertisements, including brochures, pamphlets, catalogue sheets, circular folders, announcements, package inserts, book jackets, market circulars magazine inserts, and shopping news. 6. Newspapers, magaZine and comic supplements for newspapers, and preprinted newspaper inserts, including hi-Ii and spectacolor rolls and Sections. 7. Periodicals. 8. Telephone and otherdirectories, including business reference services. "Roll printing" meansthe application ofwords, designs, and picturesto a substrate, usually by means ofa series ofrolls eachwith only partial coverage. "Rotogravure printing press" means anyprinting press designedto printon asubstrate using a gravure cylinder. 

### 37.3 Standards 

### 37.3.1 No owner oroperatorofa packaging rotogravure orflexographic printing press subject to 

### 37.0ofthis regUlation shall apply anycoating or ink unless the

## vac content is equalto or lessthan one ofthe follOWing:

### 37.3.1.1 40% 

## vae by volume of the coating or ink, excluding water and exempt compounds, as applied. 37.3.1.2 25%

## vae by volume ofthe volatile content in the coating orink, as applied. 37.3.1.3 0.5 kilogram (kg) 

## vae per kg (0.5 pound [Ib] 

## vae per Ib) coating solids, as applied. 37.3.2 No owner or operator of a publication rotogravure printing press subject to 37.0 of this regulation shall apply any coating or ink unless the 

## vae content is equal to or lessthan one ofthe following: 37.3.2.1 40% 

## vac by volume of the coating or ink, excluding water and exempt compounds, as applied. 37.3.2.2 25%

## vae byvolume ofthe volatile content in the coating orink, as applied. 37.3.3 As an alternative to compliance with the limits in 37.3.1 or 37.3.2 of this regulation, an owner or operator of a packaging rotogravure, publication rotogravure, or flexographic printing press may comply with the requirements of this regulation by meeting the requirements of37.4 or 37.5 ofthis regulation. 37.4 Daily-weightedaverage limitations 37.4.1 No owner or operator ofa packaging rotogravure, publication rotogravure, orflexographic printing press shall apply, during any day, coatings or inks on the subject printing press unless the daily-weighted average, by volume, 

## vac content of all coatings and inks, as applied, each day on the subject printing press is equal to or less than the limitation specified in either 37.3.1.1 or 37.3.2.1 (as determined by 37.4.4); 37.3.1.2 or 37.3.2.2 (as determined by 37.4.5); or, in the case of packaging rotogravure or flexographic printing, 37.31.3 (asdetermined by 37.4.6) ofthis regulation. 37.4.2 An owner or operator may comply with the daily-weighted average limitation by grouping coatings or inks used on a printing press into two categories that meet the conditions in 37.4.2.1 and 37.4.2.2 ofthis regUlation. Any use ofaveraging between the two categories of coating or inks used on a packaging rotogravure press or on a flexographic press requires compliance with the emission standard in 37.3.1.3 of this regulation, as determined by the equation in 37.4.6 ofthis regulation. 37.4.2.1 The daily-weighted average

## vac content for the first category shall comply with 37.3.1.1 or 37.3.2.1 ofthis regulation, as determined by applying the equation in 37.4.4 ofthis regulation to the coatings or inks in this first category. 37.4.2.2 The daily weighted-average 

## vae content for the second category shall comply with 37.3.1.2 or 37.3.2.2 of this regulation, as determined by applying the equation in 37.4.5 of this regulation to the coatings or inks in this second category. 37.4.3 Compliance with 37.0 of this regulation shall be demonstrated through the applicable coating or ink analysis test methods and procedures specified in Appendix B of this regulation and the recordkeeping and reporting requirements specified in 37.7.3 of this regulation.37.4.4 The following equation shall be used to determine ifthe weighted average VaG content ofall coatings and inks, as applied, each day on the subject printing press exceeds the limitation specified in 37.3.1.1 or37.3.2.1 ofthis regulation: iL,V""", 

### VOCtOXAj := " t.,1 x

### 100 LL,(V. +v""",) h'l (37-1) where: VaG(')(A)

# =Theweighted average VaG content in units of percent VaG by volume ofall coatings and inks (excluding waterand exempt compounds) used each day. i = Subscript denoting a specific coating or ink, asapplied. n =Thenumberofdifferentcoatings or inks, as applied, each day on a printing press. L, 

### =The liquidvolume ofeach coating orink, as applied, used that day in unitsofliters (L) (gallons [gal]). V.=Thevolume fraction ofsolids in each coating orink, as applied. Vvoc,

# = Thevolumefraction ofVaG in each coating or ink, asapplied. 37.4.5 The following equation shall be used to determine ifthe weighted average VaG content ofall coatings and inks, as applied, each day on the sUbject printing press exceeds the limitation specified in 37.3.1.2 or 37.3.2.2 ofthis regulation: fL,V""",**VOC~~I=** x100 LL,tv",,) ,-, (37-2) where: VaGI')IB)

# =Theweighted average VaG content in units ofpercent VaG by volume ofthe volatile content ofall coatingsand inksused each day. i

# =Subscript denoting a specificcoating or ink, asapplied. n =The numberofdifferent coatingsor inks, as applied, each day on each printing press. L,

# = The liquid volumeofeach coating or ink, as applied, in unitsofL (gal). Vvoc,

# = The volume fraction ofVaG in each coating or ink, asapplied. Vvc'

# = The volumefraction ofvolatile matter in each coating or ink, as applied. 37.4.6 The following equation shall 

### be usedtodetermine iftheweighted averageVaGcontent ofall coatings and inks, as applied, each day on the subject printing press exceedsthe limitationspecified in 37.3.1.3 ofthis regulation:



## , LL,D,W""", VOC(illCl**=~-­** 

### LL,D,W. 1,1 (37-3)where: 

### vac'i)(cl ; The weighted average 

### vac content in units of mass of

### vac per mass of coating solids. i ; Subscript denoting aspecific coating or ink, as applied. n ; The numberofdifferentcoatings or inks, asapplied, each dayon a printing press. 

### L, ; The liquid volume ofeach coating or ink, asapplied, used on the day in units ofL (gal). D; ; The density of each, as applied, in units of mass of coating or ink per unit volume ofcoating or ink. Wvoc; ; Theweight fraction of

## voe in each coating or ink, asapplied. 

### W,;

# = Theweight fraction ofsolids in each coating or ink, as applied. 37.5 Control devices 37.5.1 No owner oroperator ofa packaging rotogravure, publication rotogravure, or flexographic printing press equipped with a control system shall operatethe printing press unless the owner or operator meets one of the requirements under 37.5.1.1 and 37.5.1.2 of this regulation. 37.5.1.1 Control device efficiency
37.5.1.1.1 A carbon adsorption control device is used that reduces the

## voe emissions delivered from the capture system to the control device by at least 90% by weight. 37.5.1.1.2 An incineration control device is used to reduce 

## voe emissions delivered from the capture system to the control device by at least 90%, by weight. 37.5.1.1.3 Any other

## voe emission control device is usedto reduce the

## voe emissions delivered from the capture system tothe control deviceby at least 90%. 37.5.1.2 Overall control efficiency. The printing press is equipped with a capture system and control device that provides aA g'/eFall emissigA**red~sligA** eflisieAsy gf at lea6l: 37.5.1.2.1 For any press notsubjectto 37.5.1.2.2 ofthis regulation, an overall emission reduction efficiency ofat least: 37.5.1.2.1,.1 75%for a publication rotogravure printing press. 37.5.1.2.1,.2 65% for a packaging rotogravure printing press. 37.5.1.2.1,.3 60% for a flexographic printing press. 37.5.1.2.2 For any individual flexible packing printing press with the potential-te-emit before controls greater than 25 tons of

### vae oar year an overall emission reduction efficiency specified in 37.5.1.2.1. or specified in 37.5.1.2.2.1 through 37.5.1.2.2.4 below. whichever is higher:37.5.1.2.2.1 80% for any press that was first installed on or after March 14. 1995 and that is controlled by an APCD whose first installation datewas on orafter (insert the effectivedate ofthis revision). 37.5.1.2.2.2 75% for any press that was first installed on or after March 14. 1995 and that is controlled by an APCD whose first installation datewas priorto (insertthe effective date ofthis revision). 37.5.1.2.2.3 70% for any press that was first installed prior to March 14. 1995 and that is controlled byanAPCDwhosefirst installation date was on orafterlinsertthe effective date ofthis revision). 37.5.1.2.2.4 65% for any press that was first installed prior to March 14.1995 and that is controlled byanAPCDwhose first installation date was prior to linsertthe effective dateofthis revision). 37.5.2 An owner or operator ofa packaging rotogravure, publication rotogravure, orf1exographic printing press equippedwith a control system shall ensurethaI: 37.5.2.1 A capture system and control device are operated at all times that the printing press is in operation, and the owner or operator demonstrates compliance with 37.0 of this regulation through the applicable coating analysis and capture system and control device efficiency test methods specified in Appendix B, Appendix D and Appendix E of this regulation and in accordance with the captureefficiencytest methods in Appendix D ofthisregulation. 37.5.2.2 The control device is equipped with the applicable monitoring equipment specified in 2.0 of Appendix D of this regulation, and the monitoring equipment is installed, calibrated, operated, and maintained according to the vendor's specifications at all timesthecontrol device is in use. 37.6 Test methods. The

# vac content of each coating and ink and the efficiency of each capture system and control device shall be determined by the applicable test methods and procedures specified in Appendix A through Appendix D ofthis regulation to establish the records required under 37.7 ofthis regUlation. 37.7 Recordkeeping and reporting 37.7.1 Requirementsfor exempt sources. Within six months after finsertthe effective date ofthis revision of37.01 By NevemBer 15, 199J, any owner or operator ofa printing pressthat is exempt from the requirements of 37.0 ofthis regulation because ofthe criteria in 37.1 of this regulation shall complywiththe following: 37.7.1.1 Initial certification. The owner or operator shall certifytothe Department that the facility is exempt underthe provisions of 37.1 ofthis regulation. Such certification shall include: 37.7.1.1.1 The name and location ofthefacility. 37.7.1.1.2 Theaddress and telephone numberofthe person responsible forthefacility.37.7.1.1.3 A declaration that the facility is exempt from 37.0 ofthis regulation because ofthe criteria in 37.1 ofthis regulation. 37.7.1.1.4 Calculations demonstrating that total potential emissions of vac from all flexographic and rotogravure printing presses at the facility are and will be less than 7.7 tons per year of press-ready ink, before the application of capture systems and control devices. Total potential emissions ofvac for a flexographic or rotogravure printing facility is the sum of potential emissions ofvac from each flexographic and rotogravure printing press at the facility. The following equation shall be used to calculate total potential emissions of vac per calendar year before the application ofcapture systems and control devicesforeach flexographic and rotogravure printing press at the facility:

(37-4) where: Ep 

# =Total potential emissions ofvac from one flexographic or rotogravure printing press in units ofkilograms peryear (kg/yr) (pounds peryear [Ib/yr]). A

# =Weight ofvac per volume of solids ofthe coating or inkwith the highest vac content, as applied, each year on the printing press in units ofkilograms VOC per liter (kg VaC/L) (pounds ofvac pergallon lib VaC/gal]) ofcoating orinksolids. B

# =Total volume of solids for all coatings and inks that can potentially be applied each year on the printing press in units of liters per year (Uyr) (gallons per year [gallyr]). The instrument or method by which the owner or operator accurately measured or calculated the volume of coating and ink solids applied and the amount that can potentially be applied each year on the printing press shall be described in the certification to the Department. 37.7.1.2 Recordkeeping. The owneroroperator shall collect and record all ofthe following information each year for each printing press and maintain the information at the facilityfor aperiod offive years: 37.7.1.2.1 The name and identification number of each coating and ink, as applied, each yearon each printing press. 37.7.1.2.2 The weight ofvac per volume ofcoating solids and the volume ofsolids of each coating and ink, as applied, each yearon each printing press. 37.7.1.2.3 The total potential emissions as calculated in 37.7.1.1.4 of this regulation using vaccontent for that year. 37.7.1.3 Reporting. Any record showing that total potential emissions of vac from all printing presses exceed 7.7 tons peryear ofpress-ready ink in any calendar year before the application of capture systems and control devices shall be reported by sending a copy ofsuch record to the Department within45calendar days after the exceedance occurs. This requirement is in addition to any other State of Delaware exceedance reporting requirements. 37.7.2 Requirements for sources using complying coatings or inks. Any owner or operator of a printing press subject to 37.0 of this regulation and complying by means of use of complying coatings orinks, shall comply with the following:37.7.2.1 Initial certification. \/VIthin six months after linsertthe effective date ofthis revision of37.01 By N9\l91l'111er 15, 1993, or upon initial startup ofa new printing press, or upon changing the method of compliance for an existing SUbject printing press from daily-weighted averaging orcontrol devices to use of complying coatings or inks, the owner or operator of a subject printing press shall certify to the Department that the printing press will be in compliance with 37.3.1 or 37.3.2 of this regulation on and after !insert the effective date of this revision of 37.01**~'9vell'111er** 15, 1993, or on and after the initial startup date. Such certification shall include: 37.7.2.1.1 The name and location ofthefacility. 37.7.2.1.2 The address and telephone numberofthe person responsible forthefacility. 37.7.2.1.3 Identification ofSUbject sources. 37.7.2.1.4 The name and identification number ofeach coating and ink, as applied. 37.7.2.1.5 The

## voe content ofall coatings and inks, as applied. 37.7.2.2 Recordkeeping. On and after [insert the effective date ofthis revision of37.01 

### By N9'/ell'111er 15, 1993, oron and afterthe initial startup date, the owner or operator of a printing press subject to the limitations of 37.0 of this regUlation and complying by means of 37.3.1.1 or 37.3.2.1 of this regulation shall collect and record all of the following information each day for each printing press and maintainthe information at the facility for a period offive years 37.7.2.2.1 The name and identification number ofeach coating and ink, asapplied. 37.7.2.2.2 The 

## voe content of each coating and ink, as applied, expressed in units necessaryto determinecompliance. 37.7.2.3 Reporting. 37.7.2.3.1 Any record showing an exceedance ofthe

## voe contents of37.3.1 or 37.3.2 ofthis regulation shall be reported by the owner or operator of the subject printing press to the Department within 45 calendar days following the exceedance, in addition to complying with any other applicable reporting requirements. 37.7.2.3.2 At least 30 calendar days before changing the method of compliance with 37.0 ofthis regulation from the use of complying coatings to daily-weighted averaging or control devices, the owner or operator shall comply with all requirements of 37.7.3.1 or 37.7.4.1 ofthis regUlation, respectively, as well asthe requirements of7 DE Admin. Code 1102. Upon changing the method ofcompliance with 37.0 ofthis regulation from the use ofcomplying coatings to daily-weighted averaging or control devices, the owner or operator shall comply with all reqUirements of 37.7.3 or 37.7.4 of this regulation, respectively.37.7.3 Requirements for sources using daily-weighted averaging. Any owner or operator of a printing press subject to the limitations of 37.0 ofthis regulation and complying by means ofdaily-weighted averaging shall comply with the following: 37.7.3.1 Initial certification. Within six months after [insert the effective date ofthis revision of37.01 8y Nevemller 15. 1993, or upon initial startup ofa new printing press, or upon changing the method ofcompliance for an existing subject press from use of complying coating or control devicesto daily-weighted averaging, the owner or operator of the subject printing press shall certify to the Department that the printing press will be in compliance with 37.4 ofthis regulation on and after!insert the effective date ofthis revision of37.01 Ne'Jemller 15, 1993, or on and afterthe initial startup date. Such certification shall include: 37.7.3.1.1 The name and location ofthe facility. 37.7.3.1.2 The address and telephone numberofthe person responsibleforthefacility. 37.7.3.1.3 The name and identification ofeach printing press thatwill comply by means of37.4 ofthis regulation. 37.7.3.1.5 The name and identification numberof each coating and ink availablefor use on each printing press. 37.7.3.1.6 The 

# voe content of each coating and ink, as applied, each day on each printing press, expressed in units necessaryto determine compliance. 37.7.3.1.7 The instrument or method by which the owner or operator will accurately measure or calculate the volume of each coating and ink, as applied, each day on each printing press. 37.7.3.1.8 The method by which the owner or operator will create and maintain records each day as required in 37.7.3.2 ofthis regulation. 37.7.3.1.9 An example of the format in which the records required in 37.7.3.2 of this regulation will be kepI. 37.7.3.2 Recordkeeping. On and after [insert the effective date of this revision of 37.01 N9"emller 15, 1993, or on and afterthe initial startup date, the owner or operator of a printing press subject to the limitations of 37.0 of this regulation and complying by means of daily-weighted averaging shall collect and record all of the following information each day for each printing press and maintain the information atthe facility for a period offive years: 37.7.3.2.1 The name and identification number of each coating and ink, as applied, on each printing press. 37.7.3.2.2 The

# voe content and the volume of each coating and ink, as applied, each day on each printing press, expressed in units necessary to determine compliance.37.7.3.2.3 The daily-weighted average VOC content ofall coatings and inks, asapplied, on each printing press. 37.7.3.3 Reporting. On and after [insert the effective date of this revision of 37.OJ NQvember 15,1993,the owner or operator of a subject printing press shall notify the Department in the following instances: 37.7.3.3.1 Any record showing noncompliance with 37.4 of this regulation shall be reported by sending a copy of such record to the Department within 45 calendardaysfollowing the occurrence. This requirement is in additionto any other State of Delaware exceedance reporting requirements. 37.7.3.3.2 At least 30 calendar days before changing the method of compliance with 37.0 of this regulation from daily-weighted averaging to use of complying coatings or control devices, the owner or operator shall comply with all requirements of this regulation, respectively, as well as 7 DE Admin. Code 1102. Upon changing the method of compliance with 37.0 ofthis regulation from daily-weighted averaging to use of complying coatings or control devices, the owner oroperatorshall comply with all requirements of37.7.2 or 37.7.4 ofthis regulation, respectively. 37.7.4 Requirements for sources using control devices. Any owner or operator of a printing press subject to 37.0 of this regulation and complying by means of control devices shall comply with 4.5 ofthis regulation and the following: 37.7.4.1 Initial certification. Within six months after [insertthe effective date ofthis revision of37.01 By**~IQ'Jember** 15, 1993, or upon initial startup ofa new printing press, or upon changing the method ofcompliance for an existing printing press from use of complying coatings or daily-weighted averaging to control devices, the owner or operator ofthe SUbject printing press shall perform all tests and submit to the Department the results of all tests and calculations necessary to demonstrate that the SUbject printing press will be in compliance with 37.5 of this regUlation, on and after [insert the effective date ofthis revision of37.01 NQvember 15, 1993, or on and afterthe initial startup date. 37.7.4.2 Recordkeeping. On and after [insert the effective date of this revision of 37.01 NQ>Jember 15, 1993, or on and afterthe initial startup date, the owner or operator of a printing press subject to the limitations of 37.0 of this regulation and complying by means ofcontrol devices shall collect and record all ofthe following information each day for each printing press and maintain the information at the facilityfor a period offive years: 37.7.4.2.1 Control device monitoring data. 37.7.4.2.2 A log of operating time for the capture system, control deVice, monitoring equipment and the associated printing press. 37.7.4.2.3 A maintenance log for the capture system, control device, and monitoring equipment detailing all routine and non-routine maintenance performed including dates and duration ofany outages.

### 37.7.4.3 Reporting. On and after [insert the effective date of this revision of 37.01 Na'Ia

...ller 15, 1993, the owner or operator of a subject printing press shall notify the Department in the following instances: 37.7.4.3.1 Any record showing non-compliance with 37.5 of this regulation shall 

### be reported by sending a copy of such record to the Department within 45 calendar days following the occurrence. This requirement is in additionto any other State of Delaware exceedance reporting requirements. 37.7.4.3.2 At least 30 calendar days before changing the method of compliance with 37.0 of this regulation from control devices to use ofcomplying coatings or daily-weighted averaging, the owner or operator shall comply with all requirements of 37.7.2.1 or 37.7.3.1 of this regulation, respectively, as well as 7 DE Admin. Code 

### 1102. Upon changing the method ofcompliance with 37.0 ofthis regulation from control devices to use of complying coatings or daily-weighted averaging, the owner or operator shall comply with all reqUirements of37.7.2 or 37.7.3 ofthis regulation, respectively.