DEQ-CFW_00085743

Miscellaneous Organic Chemical Manufacturing NESHAP (MON)
Part 63 Subpart FFFF
Compliance Report
ATTACHMENT 2
Subpart UU Periodic Report — 40 CFR 63.1039
40 CFR 63.1039(b) Periodic Reports. The owner or operator shall report the information
specified in paragraphs (b)(1) through (b)(8) of this section, as applicable, in the Periodic Report
specified in the referencing subpart.
The information required for the Subpart UU Periodic Report is provided below.
40 CFR 63.1039(b)(1) For the equipment specified in paragraphs (b)(1)(i) through (b)(1)(v) of
this section, report in a summary format by equipment type, the number of components for which
leaks were detected and for valves, pumps and connectors show the percent leakers, and the total
number of components monitored. Also include the number of leaking components that were not
repaired as required by §63.1024, and for valves and connectors, identify the number of
components that are determined by §63.1025(c)(3) to be nonrepairable.
DuPont has chosen to subdivide the applicable process unit or group of process units into four
subgroups, namely HFPO, Polymers, VE North, and VE South. See Attachments 3, 4, 5, and 6
for the required summary report of monitored components during the reporting period.
During the reporting period, there were no leaking components that were not repaired as required
by §63.1024. During the reporting period, there were no valves and connectors that were
determined by §63.1025(c)(3) to be nonrepairable.
40 CFR 63.1039(b)(2) Where any delay of repair is utilized pursuant to §63.1024(d), report that
delay of repair has occurred and report the number of instances of delay of repair.
During the reporting period, there was no delay of repairs.
40 CFR 63.1039(b)(3) If applicable, report the valve subgrouping information specified in
§63.1025(b)(4)(iv).
DuPont has chosen to subdivide the valves in the applicable process unit or group of process
units into four subgroups, namely HFPO, Polymers, VE North, and VE South. See Attachments
3, 4, 5, and 6 for the specified information.
40 CFR 63.1039(b)(4) For pressure relief devices in gas and vapor service pursuant to
§63.1030(b) and for compressors pursuant to §63.10310 that are to be operated at a leak
detection instrument reading of less than 500 parts per million, report the results of all monitoring
to show compliance conducted within the semiannual reporting period.
All pressure relief device subject to the Subpart UU regulations are equipped with a rupture disk
upstream of the pressure relief device, and pursuant to 40 CFR 1030(e) are exempt fro&he--,
compliance standard and pressure relief requirements of 40 CFR 1030. The DuPont Comiy
Fayetteville Works has no compressors subject to Subpart UU requirements. o
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DEQ-CFW 00085743

Miscellaneous Organic Chemical Manufacturing NESHAP (MON)
Part 63 Subpart FFFF
Compliance Report
ATTACHMENT 2
Subpart UU Periodic Report — 40 CFR 63.1039
40 CFR 63.1039(b)(5) Report, if applicable, the initiation of a monthly monitoring program for
valves pursuant to §63.1025(b)(3)(i).
During the reporting period and following the initial monitoring event, less than 2 monitored
valves or 2 monitored percent of the monitored valves were found to be leaking. Therefore the
initiation of the monthly monitoring program for valves was not applicable.
40 CFR 63.1039(b)(6) Report, if applicable, the initiation of a quality improvement program for
pumps pursuant to §63.1035.
During the reporting period, less than 3 monitored pumps or 10 percent of the monitored pumps
were found to be leaking. Therefore the initiation of the quality improvement program for
pumps was not applicable.
40 CFR 63.1039(b)(7) Where the alternative means of emissions limitation for batch processes is
utilized, report the information listed in §63.103669.
This section is not applicable.
40 CFR 63.1039(b)(8) Report the information listed in paragraph (a) of this section for the Initial
Compliance Status Report for process units or affected facilities with later compliance dates.
Report any revisions to items reported in an earlier Initial Compliance Status Report if the method
of compliance has changed since the last report.
The DuPont Company — Fayetteville Works does not have any process units or affected facilities
that have later compliance dates with this NESHAP.
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DEQ-CFW 00085744