DEQp00021163

NPDES WASTE LOAD ALLOCATION
PERMIT NO.: NC0003573
PERMITTEE NAME: E.I. DuPont de Nemours & Co., Inc.
FACILITY NAME: Fayetteville Works
Facility Status: Existing
Permit Status: Renewal
Major -V Minor
Pipe No.: 001
Design Capacity: 2.0 MGD
Domestic (% of Flow): 3
Industrial (% of Flow): 97%
Comments: r
OCPSF information attached l
z-orrs yart
RECEIVING STREAM:6ape Fear River n
Class: C
Sub -Basin: 03-06-16
Reference USGS Quad: H23SE (please attach)
County: Bladen
Regional Office: Fayetteville Regional Office
Previous Exp. Date: 5/31/91 Treatment Plant Class: Class III
Classification changes within three miles:
None
Requested by: Greg NizichL: tiU7ti Date: 11/23/92
Prepared by: / Date: 3 �3
Reviewed by: Date rnh
tsoD k'3
k �L / 3
Modeler Date Rec. #
7zsa
Drainage Area (mit) Avg. Streamflow (cfs):_,`_7 _"
7Q10 (cfs) ' Winter 7Q10 (cfs) 30Q2 (cfs)
Toxicity Limits: IWC .3 .3 % Acut Chronic
Instream Monitoring:
Parameters__
Upstream Location
Downstream Location
Comments:
Effluent
Characteristics
BODS hS �
�.
5,_
!
, I �7
'7"
NH-N(mg/1)
TSS -l�day
2gZ.3
9�a.1
F. Col. (/100 ml)
pH (SU)
CA9 1'�S7
0/,
Lull

11/23/92
EFFLUENT LIMITATIONS
DuPont - Bladen County
NC0003573
Outfall 001
Effluent Characteristics
Monthly
Average
Daily
Maximum Comments
BODS (lbs/da)
175.4
467.7 BPT 4--.
TSS (lbs/da)
292.3
950.1 BPT
H
6.0 to 9.0
6.0 to 9.0 BPT
See attached for 414 Subpart I - List
of Pollutants
Above limits are based on a flow of 0.8763 MGD in accordance with EPA guidelines (highest mo. avg. flow during past 12 months
that is subject to section 414 reguhtions) .evious permit limits were based on increase in production output, not flow, which is
incorrect.
©. 93& 3 6rbnA , � ��...1 a — 0. 06 6N0n� - F s�cc,�`� � ►,�,�TT Ao,a��:tc .:
Type of Product Produced
Lbs/Day Produced
Effluent Guideline Reference
Plastic, Nylon, and Tae products
N/A
40 CFR 414 Subparts D & I
Outfall 002 and 003 are not subject to CFR limits.

OCPSF Subpart I L 1341:c.
WASrc,FLOW
Page 1
A
B
C D
E
F
1
OCPSF Regulations Subpart I
2
Daily Max
Monthly Avg Flow
Daily Max
Monthly Avg
3
Effluent Characteristics
(ug/1)
(ug/1) (MGD)
(Ib/da)
(lb/day)
4
5
Acena thene
59
22 0.876
0.431
0.161
6
Acrylonitrile
242
96
1.769
0.702
7
Benzene
136
37
0.994
0.270
8
Carbon Tetrachloride
38
18
0.278
0.132
9
Chlorobenzene
28
15
0.205
0.110
10
1,2,4-T rich lorobenzene
140
68
1.023
0.497
11
Hexachlorobenzene
28
15
0.205
0.110
12
1,2-Dichloroethane
211
68
1.542
0.497
13
1,1,1 -Trichloroethane
54
21
0.395
0.153
14
Hexachloroethane
54
21
0.395
0.153
15
1,1-Dichloroethane
59
22
0.431
0.161
16
1,1,2 -Trichloroethane
54
21
0.395
0.153
17
Chloroethane
268
104
1.959
0.760
18
Chloroform
46
21
0.336
0.153
19
2 -Chlorophenol
98.
31
0.716
0.227
20
1,2 -Dichlorobenzene
163
77
1.191
0.563
21
1,3 -Dichlorobenzene
44
31
0.322
0.227
22
1,4 -Dichlorobenzene
28
15,--
0.205
0.110
23
1,1-Dichloroeth lene
25
16
0.183
0.117
24
1,2-trans-Dichloroeth lene
54
21
0.395
0.153
25
2,4-Dichloro henol
112
39
0.819
0.285
-if
1,2-Dichioro ro ane
230
153
1.681
1.118
2 7
i--,3--Dichioropropyiene
44
29
0.322
0.212
i-8
2,4 -Dimethylphenol
36
18
0.263
0.132
29
2,4-Dinitrotoluene
285
113
2.083
0.826
30
2,6-Dinitrotoluene
641
255
4.685
1.864
i T
Eth (benzene
108
32
0.789
0.234
32
Fluoranthene
68
25
0.497
0.183
3 3
IMethylene Chloride
89
40
0.650
0.292
3 4
jMethyl Chloride
190
86
1.389
0.629
3 5
Hexachlorobutadiene
49
20
0.358
0.146
3 6
Naphthalene
59
22
0.431
0.161
37
Nitrobenzene
68
27
0.497
0.197
38
2-Nitrophenol
69
41
0.504
0.300
39
4-Nitrophenol
124
72
0.906
0.526
40
2,4-Dintro henol
123
71
0.899
0.519
41
4,6-Dintro-o-cresol
277
78
2.024
0.570
42
Phenol
26
15
0.190
0.110
43
Bis(2-eth lhex I) hthalate
279
103
2.039
0.753
44
Di -n -but I phthalate
57
27
0.417
0.197
45
Diethyl phthalate
203
81
1.484
0.592
Page 1

OCPSF Subpart I
JP�` � 6"/( Gx"ff Ivf.I PN)
Page 2
A
.B
C
D E
F
46
Dimethyl hthalate
47
19
0.343
0.139
47
Benzo(a)anthracene
59
22
0.431
0.161
48
Benzo(a)pyrene
61
23
0.446
0.168
49
3,4-Benzofluoranthene
61
23
0.446
0.168
-TOF
Benzo(k)fluoranthene
59
22
0.431
0.161
51
Chrysene
59
22
0.431
0.161
52
Acenaphthylene
59
22
0.431
0.161
53
Anthracene
59
22
0.431
0.161
54
Fluorene
59
22
0.431
0.161
55
Phenanthrene
59
22
0.431
0.161
56
Pyrene
67
25
0.490
0.183
57
Tetrachloroethylene
56
22
0.409
0.161
5 8
Toluene
80
26
0.585
0.190
59
Trichloroethylene
54
21
0.395
0.153
60
IVinyl Chloride
268
104
1.959
0.760
61
Total Chromium
2770
1110
NL
NL
62
Total Copper
3380
1450
NL
NL
63
Total Cyanide
1200
420
NL
NL
64
Total Lead
690
320
NL
NL
65
Total Nickel
3980
1690
NL
NL
66
Total Zinc
2610
1050
NL
NL
67
68
6 9
Note: Since there are no Process sources of chromium, copper,
cyanide, lead,
1701
nickel or zinc, the OCPSF
guidelines limitatins do not appIX,
Page 2