April 1, 2014 Mr. Randall P. Smith UNITED STATES ENVIRONMENTAL PROTECTION AGENCY RESEARCH TRIANGLE PARK, NC 27711

Vice President/General Manager Formosa Plastics Corporation 201 FormosaDrive P.O. Box 700 Point Comfort, Texas 77978 DearMr. Smith: OFFICE OF AIR QUALITY PLANNING AND STANDARDS

Pursuantto section 114 ofthe Clean Air Act (CAA), the U.S. Environmental Protection Agency (EPA) is collecting information to characterize hazardous air pollutant emissions from copolymer resin production at polyvinyl chloride and copolymer (PVC) production facilities. PVC production is currently subject to the provisions of40 CFR Part 63, Subparts HHHHHHH and DDDDDD. The purpose ofthis request is to gather datato inform a potential reconsideration ofthe copolymer stripped resin emission standards contained within subparts HHHHHHH and DDDDDD and, ifnecessary and appropriate to support the development ofrevised copolymer stripped resin emission standards under section 112(d) ofthe CAA applicable to PVC production. The collected datamay also be used in analyses ofenvironmental and economic impacts ofregulatory alternatives. We request information on your company's PVC production facility specifically listed below:

Formosa Plastics Corporation, Texas Point Comfort, TX
We are providingthe copolymer stripped resin response forms inMicrosoft® Excel spreadsheet format. The copolymer stripped resin sampling is designed to collect information on emissions and other relevant aspects ofthis process. Enclosure 1contains a summary ofthe information we are requesting. Supplemental information is contained in the following enclosures:

IntemetAddress (URL) • http://www.epa.gov RecycledIRecyclable • Prinled wHh Vegelable 011 Based Inks on Recycled Paper (Minimum 25% Poslconsumer)f4. I..,**11~"1"l** 10, '1>;1" • -' De cription Enclosure# Summary ofTest Procedures, Methods, and Enclosure 1 Reporting Requirements for Resin Sampling and Analysis at Polyvinyl Chloride and Copolymer (PVC) Facilities Section 114 Authority and CBI claims Enclosure 2 CBI emissions data disclosure Enclosure 3 Designation ofERG as authorized representative Enclosure 4 Policies and Procedures for handling CBI Enclosure 5 Certification Statement Enclosure 6 2014 PVC 114 Resin Sampling Workbook N/A 2014 PVC 114 Resin Sampling Workbook N/A Example

Please e-mail the completed non-confidential surveyresponse to: CCG-PVC@epa.gov The sampling request is designed to collect emissions information, which by law cannot be confidential information. There is a small amount ofinformationrequested in the survey concerning production and production capacity which you may seek to claim as confidential. Ifyou are submitting confidential business information (CBI) as described in Enclosure 3, you mustmail a separate CD-ROM orDVDROM disk containing only the CBI portion ofyour datato EPA. Clearly mark the disk with the words "Confidential Business Information" and send via U.S. Postal Service Express Mail, registered mail, or private courier to: Jodi Howard U.S. Environmental Protection Agency 

### OAQPS/SPPD/RCG (Mail Code EI43-01) 109 T.W. Alexander Drive Research Triangle Park, NC 27711
DO NOTELECTRONICALLYTRANSMIT CONFIDENTIAL BUSINESS INFORMATION TO EPA. You are required to return all requested information on or before July 31, 2014. Be aware that there are significantpenalties for submitting false information, including the possibility of fines and imprisonment as explained in Section 113 ofthe CleanAir Act (42 USC §7413). Failure toIfyou have questions regarding this request, please contactMs. Jodi Howard, Refining and Chemicals Group, at (919) 541-4607 or howard.jodi@epa.gov. Thankyou for your assistance 

### inthis effort.



### 6En loslIl'es Sincerely,

# ~~~ Group Leader Refining and Chemicals Group Sector Policies and Programs Division

cc: Mary Bachynsky, FormosaPlastics Corporation Carl Edlund, USEPA, Region 6, AirDivisionDirector Michael Beatty, TX Commission onEnvironmental Quality