AQ_F_1900134_20210726_CEM_QA-QC-Rpt_2021Q2

DUKE 410 South Wilmington Street
,o Raleigh,NC 27601
ENERGY®
NC, nrPt of Environmental Qualit
y
July 22,2021
-JUL 2 6 2g2l
Taylor Hartsfield, Regional Supervisor
North Carolina Department of Environmental Quality Raleigh Re
Division of Air Quality—Raleigh Regional Office g1p�1a1 Office
3800 Barrett Drive
Raleigh, NC 27609
Subject: Second Quarter 2021 Report
Duke Energy Progress, LLC
Cape Fear STAR Facility
Moncure,Chatham County,North Carolina
Facility ID: 1900134,Air Quality Permit No. 10583R01
Dear Ms. Hartsfteld:
Duke Energy Progress, LLC operates the ash beneficiation plant located at the Cape Fear STAR'
Facility in Moncure,Chatham County, North Carolina. The STAR' Ash Beneficiation Process(ES-5)
permit conditions 2.I.A.2.f and g contain a requirement to submit a semiannual report to include
excess emissions, monitoring systems summary report,and monthly sulfur dioxide(SO2)emissions
for the previous seventeen (17) months. Duke Energy conservatively submits the required reports on a
quarterly basis. The SO2 continuous emissions monitoring system(CEMS)was certified on January
27,202I. Operating time presented in the report includes all operating time for the quarter, while
CEMS data begins on the date of certification.
I
Please contact Erin Wallace at(919)546-5797 if you have any questions or need additional
information regarding this submittal.
Sincerely,
Issa J. Zarzar
GM CCP Project Management
Duke Energy Progress, LLC
cc: Dennis Igboko, NC DAQ, Stationary Source Compliance Branch

Ms. Taylor Hartstield
Quarterly Report
July 22, 2021
Page 2
bcc: Erin Wallace, Duke Energy
Cynthia Winston, Duke Energy
Steven Conner, Duke Energy
Jonathan Stamas, Duke Energy
Joshua Punch, Duke Energy

STAR - S02 3-Hour Rollin Average Ib/MMBtu Page 1 of 1
9 9 ( )
Gaseous and Opacity Excess Emission and Monitoring System Performance
Pollutant: STAR-S02 Rate (lb/MMBtu) 3-Hour Rolling Average Exceedance
Emission Limitation: 3-Hour Rolling Average Limit, 2.3(lb/MMBtu)
Analyzer Make/Model: S02 -Teledyne API T100, CO2-Teledyne API T360
Analyzer Serial Number: S02 -5017, CO2-416
Reporting Period Dates: From 04/01/2021 to 06/30/2021
Company Name: Duke Energy-Cape Fear
Address: 500 CP&L Road
Moncure, NC 27559
Process Unit Description: STAR(Staged Turbulent Air Reactor)
Date of Last CEMS Certification or Audit: 5/05/2021 (CGA)
Total Source Operating Time in Reporting Period: 1864 Hours
CMS Performance Summary
1. CEMS downtime in reporting period due to: Duration % Unavailable '
1. Monitor Equipment Malfunctions 0 0.00%
2. Non-Monitor CEMS Equipment Malfunctions 5 0.27%
3. Calibration/QA 0 0.00%
4. Other Known Causes 0 0.00%
5. Unknown Causes 0 0.00%
2. Total CEMS Downtime 5 0.27% 2
%Unavailable=CEMS Downtime during Source Operating Time/Source Operating Time x 100
Emission Data Summary
1. Duration of excess emissions in % Excess '
reporting period due to: Duration Emissions
1. Startup/Shutdown 0 0,00%
2. Control Equipment Problems 0 0.00%
3. Process Problems 0 0.00%
4. Other Known Causes 0 0.00%
5. Unknown Causes 0 0.00%
2. Total duration of excess emissions.............. 0 0.00% 2
%Excess Emissions=Total Duration of Excess Emissions/Source Operating Time x 100
1 For opacity,record all times in minutes. For gases,record all times in hours.
2 For the reporting period:If the total duration of excess emissions is 1 percent or greater of the total operating time
or the total CMS downtime is 5 percent or greater of the total operating time,both the summary report form and
the excess emission report described in 60.7(c)shall be submitted.
Report Printed on: 07/08/2021 15:07:01 Version 1.1

STAR - S02 Rate (lb/MMBtu) 3-Hour Rolling Average Exceedance Page 1 of 1
Report
Facility Name: Duke Energy - Cape Fear Location: Moncure, NC
Source: STAR
Parameter: S02 RT Limit: 3-Hour Rolling Average, 2.3 (lb/MMBtu)
Data in the Reporting Period: 04/01/2021 00:00 to 06/30/2021 23:59
Inc. Start Date End Date Duration Average EPA Category Reason for Incident Corrective Action
No. Hours
No Incidents in the Reporting Period
Total Duration in the Reporting Period = 0 Hours Percentage of Operating Time above Excess Emission Limit = 0.00%
Total Operating Time in the Reporting Period = 1864 Hours
Report Printed on: 07/08/2021 15:07 Data is expressed in Standard Time Version 1.0

STAR - S02 Rate (Ib/MMBtu) 1-Hour Downtime Report Page 1 of 1
Facility Name: Duke Energy-Cape Fear Location: Moncure, NC
Source: STAR
Parameter: S02 RT
Data in the Reporting Period: 04/01/2021 00:00 to 06/30/2021 23:59
Incid. Start Date End Date Duration Reason
No. Hours
1 06/04/2021 12:00 06/04/2021 15:59 4 S02-Sample Transport
Problem
2 06/26/2021 16:00 06/26/2021 16:59 1 OTHER KNOWN CAUSE
Total Downtime in the Reporting Period = 5 Hours Data Availability for this Reporting Period = 99.73%
Total Operating Time in the Reporting Period = 1864 Hours
Report Printed on: 07/08/2021 15:09 Data is expressed in Standard Time Version 1.1

S02 - 12 Month Rolling Emissions Summary Page 1 of 1
Facility Name: Duke Energy -Cape Fear Location: Moncure, NC Source: STAR
S02 Emissions- Permit Condition 2.1.A.2.g
S02 Emission S02 Emission
Tons per Month Tons per 12 month roll
TON TON
01-2021 6.1 6.1
02-2021 22.3 28.4
03-2021 28.4 56.8
04-2021 26.0 82.8
05-2021 32.6 115.4
06-2021 15.6 131.0
Report generated on: 07/08/2021 15:11 Data is expressed in Standard Time Version 1.3

CO2 CGA
Page 1 of 1
Facility Name: Duke Energy-Cape Fear Location: Moncure, NC
CO2 STAR Audit Test Results
Mfr. & Model: Teledyne T360 Serial Number: 416
Test Date: 5/5/2021 Tester: J.Punch
Low Mid
Reference Target ** 5-8% 10- 14%
Concentration 7.500 12.200
Cylinder No CC485113 ALM-042175
Expiration Date 12/7/2028 12/7/2028
Low Mid
Time Monitor Time Monitor
Value Value
Run 1 09:17 7.600 09:21 12.100
Run 2 09:26 7.700 09:30 12.200
Run 3 09:34 7.700 09:38 12.100
Avg Monitor Response 7.667 12.133
Calibration Error 2.23 0.55
Absolute Diff 0.167 0.067
Test Status PASSED PASSED
Avg. Monitor Response-Cal. Gas Concentration
Calibration Error= X 100
Cal. Gas Concentration
Acceptable results for a successful CGA Audit are+/- 15% average audit value or+/- 5 PPM, whichever is greater.
** For sources complying with Part 98.34(c)6, the low threshold can be 40-60 and the mid threshold can be
80-100%of span.
Report generated on: 07/08/2021 14:48:41 Version 1.3

CGA Test Report Page 1 of 1
Facility Name: Duke Energy-Cape Fear Location: Moncure, NC
S02 H STAR Audit Test Results
Mfr. & Model: Teledyne T100 Serial Number: 5017
Test Date: 5/5/2021 Tester: J.Punch
Analyzer Span: 3000.000 PPM
Low Mid
Reference Target 20-30% of Span 50 -60% of Span
Range (600.000 PPM -900.000 (1500.000 PPM - 1800.000
PPM) PPM)
Concentration 719.000 1630.000
Cylinder No CC485113 ALM-042175
Expiration Date 1217/2028 12/7/2028
Low Mid
Time Monitor Time Monitor
Value Value
Run 1 09:17 722.000 09:21 1635.000
Run 2 09:26 722.000 09:30 1635.000
Run 3 09:34 726.000 09:38 1634.000
Avg Monitor Response 723.333 1634.667
Calibration Error 0.60 0.29
Absolute Diff 4.333 4.667
Test Status PASSED PASSED
Avg. Monitor Response-Cal. Gas Concentration
Calibration Error= X 100
Cal. Gas Concentration
Acceptable results for a successful CGA Audit are+/- 15%average audit value or+/-5 PPM, whichever is greater.
Report generated on: 07/08/2021 14:48:40 Version 1.3

S02 Low CGA Page 1 of 1
Facility Name: Duke Energy-Cape Fear Location: Moncure, NC
S02 L STAR Audit Test Results
Mfr. & Model: Teledyne T100 Serial Number: 5017
Test Date: 5/5/2021 Tester: J.Punch
Analyzer Span: 500.000 PPM
Low Mid
Reference Target 20-30% of Span 50 -60%of Span
Range (100.000 PPM - 150.000 (250.000 PPM -300.000
PPM) PPM)
Concentration 133.000 272.000
Cylinder No CC366792 CC419440
Expiration Date 12/7/2028 12/7/2028
Low Mid
Monitor Ti Monitor
Time Value me Value
Run 1 09:52 136.000 09:56 273.000
Run 2 10:00 135.000 10:04 271.000
Run 3 10:09 136.000 1013 271.000
Avg Monitor Response 135.667 271.667
Calibration Error 2.01 0.12
Absolute Diff 2.667 0.333
Test Status PASSED PASSED
Avg. Monitor Response-Cal. Gas Concentration
Calibration Error= X 100
Cal. Gas Concentration
Acceptable results for a successful CGA Audit are+/- 15%average audit value or+/-5 PPM, whichever is greater.
Report generated on: 07/08/2021 14:48:42 Version 1.3

Duke Energy Progress LLC
Cape Fear STAR Facility
Moncure,NC
Unit ES-5-Supporting 1-Minute Data for S02 and CO2(CGA)
Date/rime STAR:CO2(PCT)Raw Value STAR: S02 H(PPM)Raw Value STAR:S02_1.(PPM)Raw Value
05/05/2021 0915 7.6 663.0 531.0
05/05/2021 09:16 7.6 716.0 531.0
05/05/2021 09:17 7.6 721.0 531.0
05/05/2021 09:18 9.3 929.0 531.0
05/05/2021 09:19 12.0 1536.0 531.0
05/05/2021 0920 12.1 1626.0 531.0
05/05/2021 09:21 12.1 1634.0 531.0
05/05/2021 09:22 6.2 1110.0 518.0
05/05/2021 09:23 6.2 564.0 505.0
05/05/202109:24 7.7 709.0 531.0
05/05/2021 09:25 7.7 722.0 531.0
05/05/2021 09:26 7.8 723.0 531.0
05/05/2021 09:27 11.2 1022.0 531.0
05/05/202109:28 12.1 1596.0 531.0
05/05/2021 09:29 12.1 1629.0 531.0
05/05/2021 09:30 1 1.5 1604.0 531.0
05/05/2021 09:31 3.6 643.0 497.0
05/05/2021 09:32 7.5 663 0 531.0
05/05/2021 09:33 7.7 720.0 531.0
05/05/2021 09:34 7.7 724.0 531.0
05/05/2021 09:35 8.7 840.0 531.0
05/05/2021 09:36 12.0 1484.0 531.0
05/05/2021 09:37 12.1 1624.0 531.0
05/05/2021 09:38 12.1 1636.0 531.0
05/05/2021 09:39 7.8 1288.0 531.0
05/05/2021 09:40 7.6 330.0 337.0
05/05/2021 09:41 9.9 245.0 249.0
05/05/2021 09:42 9.9 230.0 235.0
05/05/2021 0943 9.8 226.0 230.0
05/05/2021 09:44 9.8 225.0 229.0
05/05/2021 09:45 7.1 1 M.0 188.0
05/05/2021 09:46 7.3 130.0 133.0
05/05/2021 09:47 7.4 127.0 130.0
05/05/2021 09:48 7.7 134.0 136.0
05/05/2021 09:49 7.7 144.0 146.0
05/05/2021 09:50 7.5 134.0 137.0
05/05/2021 09:51 7.5 134.0 136.0
05/05/2021 09:52 7.6 134.0 136.0
05/05/2021 09:53 11.0 210.0 214.0
05/05/2021 09:54 12.0 262.0 266.0
05/05/2021 09:55 12.0 267.0 272.0
05/05/2021 09:56 11.2 263.0 267.0
05/05/2021 09:57 3.7 105.0 106.0
05/05/2021 09:58 7.4 123.0 125.0
05/05/2021 09:59 7.5 133.0 135.0
05/05/2021 10:00 7.5 134.0 136.0
05/05/2021 10:01 8.6 133.0 135.0
05/05/2021 10:02 11.8 230.0 234.0
05/05/2021 10:03 11.9 265.0 269.0
05/05/2021 10:04 12.0 266.0 271.0
05/05/2021 10:05 7.4 205.0 2080.
05/05/2021 10:06 5.6 96.0 98.0
05/05/2021 10:07 T5 129.0 132.0
05/05/2021 10:08 7.5 133.0 135.0
05/05/2021 10:09 7.5 133.0 135.0
05/05/2021 10:10 10.3 191.0 194.0
05/05/2021 10:11 11.9 257.0 262.0
05/05/2021 10:12 12.0 266.0 270.0
05/05/2021 10:13 11.9 266.0 270.0
05/05/2021 10:14 4.6 138.0 140.0
05/05/2021 10:15 1 9.3 193.0 196.0