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Muskogee Porcelain Ceramic Floor Tile Plant 

September 22, 2010 

Mr. Roberto Morales 

Document Control Officer 

U.S. EPA Mailroom (C404-02) 

U.S. Environmental Protection Agency 

Office of Air Quality Planning and Standards 

109 T. W. Alexander Drive 

Research Triangle Park, NC 27711 

Attn: Jeff Tealander 

Re: Dal-Tile Corporation, Dal Italia/Muskogee 

Response to Information Collection Request dated March 12, 2010 

Dear Mr. Telander: 

Dal !tali a considers all information relating to production rates and specific operating parameters of the 

process and control equipment requested in the Information Collection Request (ICR) dated 03/1211 0 

from Mr. Peter Tsirigotis - Director, Sector Policies and Programs Division, to be confidential. 

Therefore, the requested information, as detailed on the following page, is herewith being submitted as 

Confidential Business Information. 

Should you have questions concerning any of this information, please feel free to contact me at any 

time (bob.hurt@daltile.com or 214.309.4891) 

Regards, 

Robert Hurt 

Director - Environmental, Health & Safety 

3801 Dai-Tile Rd. Muskogee, OK 74401 Bob Hurt - 214.309.4891 <bob.hurt@daltile.com> 

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Mr. JeffTelander 

September 22, 2010 

Page 2 of2 ,.. .,., 

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In accordance with Enclosure 3 of the ICR, specifically Table 1.2 Production Data Requested and 

Table 1.3 Control Device Monitoring Requirements, the following confidential information is 

provided. 

PRODUCTION VOLUMES & CONTROL DEVICE PARAMETERS DURING STACK TESTING 

EPA INFORMATION COLLECTION REQUEST DATED 03/12/2010 

DAL IT ALIA· MUSKOGEE, OK 

MAY 10-16,2010 

CONTROL TEST PRODUCTION (MegaGram/Hr) PERMITTEO MAX NORMAL 

SOURCE DATE RATE RATE 

DEVICE METHOD I Run 1 Run 2 Run 3 Average (MG/Hr) (MG/Hr) 

Spray Dryer 1 Fabric Filter May 10·11-12 23 33.90 37.94 ~ 33.30 35.05 30.24 29.09 

Kllns2, 3,&4 Wet Scrubber 2 May14 320 Hourly production not measured 24.89 24.50 19.80 

Kilns2, 3, & 4 Wet Scrubber 2 May 13-14-15 23 24.77 24.89 24.34 24.67 24.50 19.80 

Kllns2, 3, & 4 Wet Scrubber 2 May 13-14·15 29 24.77 24.89 24.34 24.67 24.50 19.80 

Glaze Lines 7·10 Fabric Filter May 13-14 29 30.49 24.12 22.46 25.69 25.40 12.70 

Pressed Tile Dryer None Mav 15-16 23 7A5 7.49 8.62 7.85 6.35 2.55 

WET SCRUBBER #2 OPERATING PARAMETERS 

May 14,2010 Pressure Drop Recirculating Sorbant pH 

Methocl320 (Inches of H20) Flow Rate Type (Std. Units) (Gal/Min) 

13:00 6.0 682 NaOH 8.7 

14:00 5.6 682 NaOH 8.7 

15:00 7.5 679 NaOH 8.7 

16:00 6.4 683 NaOH 8.6 

17:00 6.9 683 NaOH 8.7 

Average 6.5 682 NaOH 8.7 

Sorbant feed rate is not measured. 

Sodium H~roxide (NaOH) additions are controlled by pH readings 

GLAZE LINES 7-10 SPRAY GLAZE APPLICATIONS 

CONTROL SPRAY GLAZE APPLICATION 

SOURCE DEVICE DATE UNITS 

Run 1 Run 2 Run3 Average 

Glaze Lines 7-10 Fabric Riter May 13-14 

Vdume of glaze spray applied per hour Grams/Hr 128,106 108,622 108,783 115,170 

Total average solids content of glaze % 45.5% 44.9% 44.4% 45.0% 

HAP metal content (weight percent) of each HAP metal 

Chromium ( Cr) % 0.66% 0.72% 0.75% 0.71% 

Nickel (NI) % 0.16% 0.17% 0.15% 0.16% 

Cooalt (Co) % 0.04% 0.05% 0.05% 0.05% 

No other HAP metals specified by Glaze Manufacturer 

3801 Dai-Tile Rd. Muskogee, OK 74401 Bob Hurt- 214.309.4891 <bob.hurt@daltile.com>