DEQ-CFW_00086478

(cup.RECOVED
®FIT
FAYFT(EVILLE REGIONAL OFFICE
Mr. Steven F. Vozzo
NCDENR - Division of Air Quality
225 Green Street - Suite 714
Fayetteville, NC 28301
SUBJECT: Third Quarter 2007 Air Emissions Summary Report
Air Permit No. 03735T31
Dear Mr. Vozzo,
Attached is the required quarterly summary report.
O' j v voog
DuPont Fluoroproducts
22828 NC Highway 87 W
Fayetteville, NC 28306-7332
October 18, 2007
Table 1: All criteria pollutant emissions from the No. 2 or No. 6 fuel oil -fired boiler (ID No. PS-2)
were below the specific permit limits listed in Part I Section 2. 1 (A)(4)(a).
Table 2: The volatile organic compound (VOC) emissions from the Vinyl Ethers Process (ID No. NS-
B) were below the Section 2.1(C)(4)(a) limit of 68.9 tons per consecutive twelve-month period.
Table 3: The volatile organic compound (VOC) emissions from the SR/CR Resin Process (ID No. NS-
G) were below the Section 2.1(C)(5)(a) limit of 40 tons per consecutive twelve-month period.
Table 4: The volatile organic compound (VOC) emissions from the BFPO Process (ID No. NS-A) were
below the Section 2.1(C)(6)(a) limit of 85.3 tons per consecutive twelve-month period.
Table 5: The volatile organic compound (VOC) emissions from the Fluoroproducts Process (ID No. FS•
A) were below the Section 2.1(D)(4)(a) limit of 40 tons per consecutive twelve-month period.
Table 6: Sulfur dioxide emissions from the No. 2 fuel oil -fired boiler (ID No. PS -Temp) were below
the Section 2.1(G)(3)(a) limit of 40 tons per consecutive twelve-month period.
Table 7: All site -wide Toxic Air Pollutant (TAP) emissions were below the respective permit limits
listed in Section 2(A) of the referenced permit.
If you have any questions, please feel free to call me at [phone].
MicW E. Johnson
Envilronmental Manager
Attachments
cc: Mr. Robert Kennedy, NCDENR-DAQ, Fayetteville Regional Office
DEQ-CFW 00086478

DuPont - Fayetteville Works
Air Permit No. 03735T31
TABLE 1
BOILER NO.2 - CRITERIA POLLUTANT EMISSIONS SUMMARY
EMISSION SOURCE ID NO. PS-2
3rd Quarter 2007
Page 1 of 10
Quarter
I
Month / Year
I#2
Average Sulfur
Concentration
Fuel Oil
Consumption
Particulate Matter
(PM)
Particulate Matter
<10 micron (PM10)
Nitrogen Oxides
(NOX)
Sulfur Dioxide
(S02)
Monthly
Emissions
(Tons)
12-Month
Summation
(Tons)
Monthly
Emissions
(Tons)
12-Month
Summation
(Tons)
Monthly
Emissions
(Tons)
12-Month
Summation
(Tons)
Monthly
Emissions
(Tons)
12-Month
Summation
(Tons)
Fuel
(%)
#6 Fuel
(%)
#2 Fuel
(M gal)
#6 Fuel
(M gal)
July 2006
n/a
2.029
0
0
0.0
2.0
0.0
0.9
0.0
10.4
0.0
9.7
3rd - 2006
August 2006
n/a
2.029
0
0
0.0
2.0
0.0
0.9
0.0
10.3
0.0
9.7
September 2006
0.024
1.993
1
2
0.0
2.0
0.0
0.9
0.1
10.3
0.3
10.0
October 2006
0.042
1.989
1
63
0.7
2.7
0.6
1.5
1.7
12.0
9.8
19.8
4th - 2006
November 2006
n/a
1.989
0
0
0.0
2.7
0.0
1.4
0.0
11.5
0.0
19.7
December 2006
0.002
2.027
36
0
0.1
2.6
0.0
1.4
0.4
10.9
0.0
19.4
January 2007
0.002
2.010
98
0
0.2
2.6
0.0
1.4
1.0
10.9
0.0
19.1
1st - 2007
February 2007
0.002
2.100
136
0
0.2
2.6
0.1
1.4
1.4
11.2
0.0
18.8
March 2007
0.002
2.100
75
0
0.1
2.5
0.0
1.4
0.8
10.3
0.0
18.3
April 2007
0.002
2.060
79
0
0.1
2.2
0.0
1.3
0.8
9.0
0.0
17.6
2nd - 2007
May 2007
0.002
1.910
52
0
0.1
2.0
0.0
1.2
0.5
7.7
0.0
17.0
June 2007
0.002
1.910
154
0
0.3
1.8
0.1
0.9
1.5
8.1
0.0
10.2
0
July 2007
0.002
1.730
194
0
0.3
2.1
0.1
1.0
1.9
10.0
0.0
10.3
'
,Ird - 20
® August 2007
0.002
1.770
130
20
0.4
2.5
0.2
1.3
1.9
11.9
2.8
13.1
r tember 2007
0.002
1.920
15
0
0.0
2.5
0.0
1.2
0.1
12.0
0.0
12.8
PSD Avoidance Permitted Limits (Tons)
15 40
25
40

DuPont - Fayetteville Works
Air Permit No. 03735T31
3rd Quarter 2007
Page 2 of 10
NAFION® VINYL ETHERS NORTH PROCESS
VOLATILE ORGANIC COMPOUND
EMISSIONS SUMMARY
EMISSION SOURCE ID NO. NS-B
Quarter
Month / Year
Monthly
VOC
(lb)
12-Month
Cummulative
VOC
(lb)
12-Month
Cummulative
VOC
ton
3rd - 2006
July 2006
1,060
73,387
36.69
August 2006
6,274
74,631
37.32
September 2006
5,356
71,073
35.54
4th - 2006
October 2006
0
69,103
34.55
November 2006
6,744
72,334
36.17
December 2006
8,841
74,624
37.31
1st - 2007
January 2007
13,678
81,326
40.66
February 2007
12,968
88,130
44.07
March 2007
8,232
87,618
43.81
2nd - 2007
April 2007
9,010
82,973
41.49
May 2007
5,825
81,239
40.62
June 2007
10,184
88,172
44.09
3rd - 2007
July 2007
7,015
94,127
47.06
August 2007
7,681
95,534
47.77
September 2007
8,774
98,952
49.48 4--
DEQ-CFW 00086480

DuPont - Fayetteville Works
Air Permit No. 03735T31
3rd Quarter 2007
Page 3 of 10
TABLE 3
NAFION® RESINS PROCESS
VOLATILE ORGANIC COMPOUND
EMISSIONS SUMMARY
EMISSION SOURCE ID NO. NS-G
Quarter
Month / Year
Monthly
VOC
(lb)
12-Month
Cummulative
VOC
(lb)
12-Month
Cummulative
VOC
(ton)
3rd - 2006
July 2006
3,825
24,563
12.28
August 2006
5,120
28,313
14.16
September 2006
1,379
25,575
12.79
4th - 2006
October 2006
1,018
26,215
13.11
November 2006
3,720
25,908
12.95
December 2006
5,075
30,874
15.44
1st - 2007
January 2007
8,212
38,127
19.06
February 2007
6,982
41,860
20.93
March 2007
3,205
41,159
20.58
2nd - 2007
April 2007
5,005
44,603
22.30
May 2007
5,289
49,892
24.95
June 2007
4,742
53,572
26.79
3rd - 2007
July 2007
5,889
55,636
27.82
August 2007
8,298
58,814
29.41
September 2007
1,000
58,435
29.22
DEQ-CFW 00086481

DuPont - Fayetteville Works 3rd Quarter 2007
Air Permit No. 03735T31 Page 4 of 10
TABLE 4
HEXAFLUOROPROPYLENE OXIDE (HFPO) PROCESS
VOLATILE ORGANIC COMPOUND
EMISSIONS SUMMARY
EMISSION SOURCE ID NO. NS-A
Quarter
Month / Year
Monthly
VOC
(lb)
12-Month
Cummulative
VOC
(lb)
12-Month
Cummulative
VOC
(ton)
3rd - 2006
July 2006
August 2006
September 2006
8,905
8,905
4.45
4th - 2006
October 2006
2,340
11,245
5.62
November 2006
7,640
18,885
9.44
December 2006
7,960
26,845
13.42
1st - 2007
January 2007
8,720
35,565
17.78
February 2007
6,880
42,445
21.22
March 2007
10,920
53,365
26.68
2nd - 2007
April 2007
12,560
65,925
32.96
May 2007
10,560
76,485
38.24
June 2007
9,400
85,885
42.94
3rd - 2007
July 2007
112343
97,228
48.61
August 2007
9,558
106,786
53.39 r
September 2007
14,868
112,749
56.37
0
DEQ-CFW 00086482

DuPont - Fayetteville Works 3rd Quarter 2007
Air Permit No. 03735T31 Page 5 of 10
TABLE 5
FLUOROPRODUCTS POLYMER DEVELOPMENT PROCESS
VOLATILE ORGANIC COMPOUND
EMISSIONS SUMMARY
EMISSION SOURCE ID NO. FS-A
Quarter
Month / Year
Monthly
VOC
(lb)
12-Month
Cummulative
VOC
(lb)
12-Month
Cummulative
VOC
(ton)
3rd - 2006
July 2006
1,718
51,276
25.64
August 2006
5,546
52,005
26.00
September 2006
3,864
53,131
26.57
4th - 2006
October 2006
5,295
53,184
26.59
November 2006
1,348
48,628
24.31
December 2006
4,165
50,461
25.23
1st - 2007
January 2007
7,582
50,594
25.30
February 2007
3,047
50,300
25.15
March 2007
3,306
51,235
25.62
2nd - 2007
April 2007
9,867
56,575
28.29
May 2007
5,650
51,388
25.69
June 2007
4,837
56,225
28.11
3rd - 2007
July 2007
4,612
59,119
29.56
August 2007
7,003
60,576
30.29
September 2007
4,478
61,190
30.60
'4J
c�
DEQ-CFW 00086483

DuPont - Fayetteville Works
Air Permit No. 03735T31
TABLE 6
TEMPORARY BOILER
SULFUR DIOXIIDE EMISSIONS SUMMARY
EMISSIONS SUMMARY
EMISSION SOURCE ID NO. PS -Temp
3rd Quarter 2007
Page 6 of 10
Quarter
Month / Year
No. 2 Fuel
Sulfur
Content
(% S)
Monthly
No. 2 Fuel
Burned
(Mgal)
12-Month
Total Fuel
Burned
(Mgal)
Monthly
S02
Emissions
(Ton)
12-Month
S02
Emissions
(Ton)
3rd - 2006
July 2006
n/a
0
145
0.0
0.5
August 2006
n/a
0
145
0.0
0.5
September 2006
0.024
0
145
0.0
0.5
4th - 2006
October 2006
0.042
0
145
0.0
0.5
November 2006
n/a
0
145
0.0
0.5
December 2006
0.002
0
145
0.0
0.5
1 st - 2007
January 2007
0.002
0
145
0.0
0.5
February 2007
0.002
0
145
0.0
0.5
March 2007
0.002
0
145
0.0
0.5
2nd - 2007
April 2007
0.002
0
54
0.0
0.2
May 2007
0.002
0
0
0.0
0.0
June 2007
0.002
33
33
0.0
0.0
3rd - 2007
July 2007
0.002
65
98
0.0
0.0
August 2007
0.002
115
213
0.0
0.0
September 2007
0.002
0
213
0.0
0.0 4
DEQ-CFW 00086484

DuPont - Fayetteville Works
Air Permit No. 03735T31
TABLE 7
TOXIC AIR POLLUTANT EMISSIONS SUMMARY
3rd Quarter 2007
Page 7 of 10
Toxic Air Pollutant
Facility
Emissions
3rd Quarter
2007
Maximum
Emission Rate
During Past
12-Months
Permitted
Emission Limit
Acetaldehyde
0lb.
0lb/hr
394.62lb/hr
Acetic Acid
138 lb.
0.08 lb/hr
54.08 lb/hr
Acrolein
Olb.
0lb/hr
1.17lb/hr
Acrylonitrile
0lb.
0lb/yr
240.061b/yr
Ammonia
0lb.
0lb/hr
39.461b/hr
Ammonium Chromate
0 lb.
0 lb/day
0.54 lb/day
Ammonium Dichromate
0 lb.
0 lb/day
0.541b/day
Aniline
0lb.
0lb/hr
14.621b/hr
Arsenic & Inorganic Arsenic
0 lb.
0 lb/yr
0.37 lb/yr
Aziridine
0lb.
0lb/day
5.26lb/day
Benzene
0.4lb.
1.821b/yr
192.051b/yr
Benzidene and salts
0 lb.
0 lb/yr
0.02 lb/yr
Benzo(a)pyrene
0lb.
0lb/yr
lb/yr
Benzyl Chloride
0 lb.
0 lb/hr
7.31 lb/hr
Beryllium
0lb.
0lb/yr
6.56lb/yr
Beryllium Chloride
0 lb.
0 lb/yr
6.56 lb/yr
Beryllium Fluoride
0 lb.
0 lb/yr
6.56 lb/yr
Beryllium Nitrate
0 lb.
0 lb/yr
6.561b/yr
Bis-chloromethyl Ether
0 lb.
0 lb/yr
0.59 lb/yr
Bromine
0lb.
0lb/hr
2.92lb/hr
1,3-Butadiene
0lb.
0lb/yr
272.071b/yr
Cadmium
Olb.
0lb/yr
8.81b/yr
Cadmium Acetate
0 lb.
0 lb/yr
8.8 lb/yr
Cadmium Bromide
0 lb.
0 lb/yr
8.8 lb/yr
Calcium Chromate
0 lb.
0 lb/yr
0.13 lb/yr
Carbon Disulfide
0 lb.
0 lb/day
163.11 lb/day
Carbon Tetrachloride
0 lb.
0 lb/yr
10,7231b/yr
Chlorine
17lb.
0.01lb/hr
13.15lb/hr
Chlorine
17lb.
0.191b/day
32.881b/day
Chlorobenzene
0lb.
0lb/day
1,929.23lb/day
Chloroform
0lb.
0lb/yr
6,882lb/
Chloroprene
0lb.
0lb/hr
51.15lb
Chloroprene
Olb.
0lb/day
385.85lb/ft
o q,
ti
DEQ-CFW 00086485

DuPont - Fayetteville Works 3rd Quarter 2007
Air Permit No. 03735T31 Page 8 of 10
TABLE 7
TOXIC AIR POLLUTANT EMISSIONS SUMMARY (continued)
Toxic Air Pollutant
Facility
Emissions
3rd Quarter
2007
Maximum
Emission Rate
During Past
12-Months
Permitted
Emission Limit
Chromic Acid
0 lb.
0 lb/day
0.541b/day
Chromium (VI)
0 lb.
0 lb/yr
0.13 lb/yr
Cresol
0lb.
0lb/hr
32.15lb/hr
para-(1,4) dichlorobenzene
0 lb.
0 lb/hr
964.62 lb/hr
Dichlorodifluoromethane
01b.
0lb/day
217,476.91b/day
Dichlorofluoromethane
01b.
0lb/day
438.461b/day
Di(2-ethylhexyl) phtalate
0 lb.
0 lb/day
26.31 lb/day
Dimethyl Sulfate
0 lb.
0 lb/day
2.63 lb/day
1,4-dioxane
01b.
0lb/day
491.08lb/da
Epichlorohydrin
01b.
0lb/yr
132,832lb/yr
Ethyl Acetate
0 lb.
0.00 lb/hr
2,046.15 lb/hr
Ethylenediamine
Olb.
0lb/hr
36.541b/hr
Ethylenediamine
01b.
0lb/day
263.081b/day
Ethylene Dibromide
0 lb.
0 lb/yr
640.2 lb/yr
Ethylene Dichloride
33 lb.
163 lb/yr
6,081 lb/yr
Ethylene Glycol Monoethyl Ether
0 lb.
0 lb/hr
27.77 lb/hr
Ethylene Glycol Monoethyl Ether
0 lb.
0 lb/day
105.23 lb/day
Ethylene Oxide
0 lb.
0 lb/yr
43.21 lb/yr
Ethyl Mercaptan
0 lb.
0 lb/hr
1.46 lb/hr
Fluorides
01b.
0lb/hr
3.65lb/hr
Fluorides
01b.
0lb/day
14.03lb/day
Formaldehyde
0lb.
0lb/hr
2.191b/hr
Hexachlorocyclopentadiene
01b.
0lb/hr
0.15lb/hr
Hexachlorocyclopentadiene
01b.
0lb/day
0.53lb/day
Hexachlorodibenzo-p-dioxin
Olb.
0lb/yr
0.12lb/yr
n-Hexane
0lb.
0lb/day
964.62lb/day
Hexane isomers
0 lb.
0 lb/hr
5,261.54 lb/hr
Hydrazine
0lb.
0lb/hr
0.53lb/hr
Hydrogen Chloride
11 lb.
0.01 lb/hr
10.23 lb/hr
Hydrogen Cyanide
0 lb.
0 lb/hr
16.08 lb/hr
Hydrogen Cyanide
0 lb.
0 lb/day
122.77 lb/
Hydrogen Fluoride (High Stacks)
1,574 lb.
0.71 lb/hr
7.28 lb/hi'
Hydrogen Fluoride (High Stacks)
1,574 lb.
17.11 lb/day
52.45 lb/ ay
DEQ-CFW 00086486

DuPont - Fayetteville Works 3rd Quarter 2007
Air Permit No. 03735T31 Page 9 of 10
TABLE 7
TOXIC AIR POLLUTANT EMISSIONS SUMMARY (continued)
Toxic Air Pollutant
Facility
Emissions
3rd Quarter
2007
Maximum
Emission Rate
During Past
12-Months
Permitted
Emission Limit
Hydrogen Fluoride (Other sources)
0 1b.
0 lb/hr
2.7 lb/hr
Hydrogen Fluoride (Other sources)
0 lb.
0 lb/day
19.4 lb/day
Hydrogen Sulfide
0 lb.
0 lb/hr
30.69 lb/hr
Maleic Anhydride
0 lb.
0 lb/hr
1.46 lb/hr
Maleic Anhydride
0 lb.
0 lb/day
10.52 lb/day
Manganese & Compounds
0 lb.
0 lb/day
27.18 lb/day
Mang. Cyclopent'1 Tricarb'1
0 lb.
0 lb/day
0.53 lb/day
Manganese Tetroxide
0 lb.
0 lb/day
5.44 lb/day
Mercury, alkyl
0 lb.
0 lb/day
0.05 lb/day
Mercury, aryl & inorganic
0 lb.
0 lb/day
0.531b/day
Mercury, vapor
0 lb.
0 lb/day
0.53 lb/day
Methyl Chloroform
0 lb.
0 lb/hr
3,580.77 lb/hr
Methyl Chloroform
0 lb.
0 lb/day
10,523.08 lb/day
Methylene Chloride
428 lb.
2.26 lb/hr
24.85 lb/hr
Methylene Chloride
428 lb.
8,548 lb/yr
38,4091b/yr
Methyl Ethyl Ketone
0 lb.
0 lb/hr
1,293.461b/hr
Methyl Ethyl Ketone
0 lb.
0 lb/day
3,244.62 lb/day
Methyl Isobutyl Ketone
0 lb.
0 lb/hr
438.461b/hr
Methyl Isobutyl Ketone
0 lb.
0 lb/day
2,244.92 lb/day
Methyl Mercaptan
0 lb.
0 lb/hr
0.73 lb/hr
Nickel Carbonyl
0 lb.
0 lb/day
0.531b/day
Nickel Metal
0 1b.
0 lb/day
5.26 lb/day
Nickel, soluble compounds
0 lb.
0 lb/day
5.26 lb/day
Nickel Subsulfide
0 lb.
0 lb/yr
3.36 lb/yr
Nitric Acid
0 lb.
0 lb/hr
14.62 lb/hr
Nitrobenzene
0lb.
0lb/hr
7.311b/hr
Nitrobenzene
0lb.
0lb/day
52.62lb/day
N-nitrosodimethylamine
0lb.
01b/yr
80.02lb/yr
Pentachlorophenol
01b.
0lb/hr
0.371b/hr
Pentachlorophenol
0lb.
0lb/day
2.631b/day
Perchloroethylene
01b.
01b/yr
304,073lb/yr
Phenol
01b.
0lb/hr
13.88lb/hr
Phosgene
0lb.
0lb/day
2.19lb/day
DEQ-CFW 00086487

DuPont - Fayetteville Works 3rd Quarter 2007
Air Permit No. 03735T31 Page 10 of 10
TABLE 7
TOXIC AIR POLLUTANT EMISSIONS SUMMARY (continued)
Toxic Air Pollutant
Facility
Emissions
3rd Quarter
2007
Maximum
Emission Rate
During Past
12-Months
Permitted
Emission Limit
Phosphine
0lb.
0lb/hr
1.9lb/hr
Polychlorinated Biphenyls
0 lb.
0 lb/yr
132.83 lb/yr
Potassium Chromate
0 lb.
0 lb/day
0.54 lb/day
Potassium Dichromate
0 lb.
0 lb/day
0.54 lb/day
Sodium Chromate
0 lb.
0 lb/day
0.54 lb/day
Sodium Dichromate
0 lb.
0 lb/day
0.541b/day
Strontium Chromate
0 lb.
0 lb/yr
0.13 lb/yr
Styrene
0lb.
0lb/hr
154.921b/hr
Sulfuric Acid
0 lb.
0 lb/hr
1.461b/hr
Sulfuric Acid
0 1b.
0 lb/day
10.52 lb/day
Tetrachlorodibenzo-p-dioxin
0lb.
0lb/yr
0.0049lb/yr
1,1,1,2-Tetrachloro-2,2,Difluoroethane
0lb.
0lb/day
45,600lb/da
1,1,2,2-Tetrachloro-1,2,Difluoroethane
0lb.
0lb/day
45,6001b/day
1,1,1,2-tetrachloroethane
0lb.
0lb/yr
10,082lb/yr
Toluene
432lb.
2.21lb/hr
818.46lb/hr
Toluene
432lb.
53.13lb/day
4,121.54lb/day
Toluene-2,4-diisocyanate
0lb.
0lb/hr
0.221b/hr
Toluene-2,4-diisocyanate
0lb.
0lb/day
0.441b/day
Trichloroethylene
0lb.
0lb/yr
94,4231b/yr
Trichlorofluoromethane
0lb.
0lb/day
491,076.9lb/day
1,1,2-Trichloro-1,2,2-Trifluoroethane
0lb.
0.32lb/hr
13,8851b/hr
Vinyl Chloride
0 lb.
0 lb/yr
608.1 lb/yr
Vinylidine Chloride
0 lb.
0 lb/day
105.23 lb/day
Xylene
0lb.
0lb/hr
950lb/hr
Xylene
0lb.
0lb/day
2,367.691b/day
Zinc Chromate
0 1b.
0 lb/yr
0.131b/yr
DEQ-CFW 00086488