ML20353A283

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Enclosure 7 - Response to Request for Additional Information - Facility Wide Criteria and Tap Model
ML20353A283
Person / Time
Site: Westinghouse
Issue date: 12/18/2020
From:
Westinghouse
To:
Office of Nuclear Material Safety and Safeguards
Shared Package
ML20353A275 List:
References
LTR-RAC-20-94, EPID L-201-RNW-0016
Download: ML20353A283 (5)
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Text

WESTINGHOUSE NON-PROPRIETARY CLASS 3 to LTR-RAC-20-94 Date: December 18, 2020 Response to Request for Additional Information Facility Wide Criteria and TAP Model

Table 1 Permitted Emission Sources - Stack Parameters Westinghouse Electric Company LLC Columbia Fuel Fabrication Facility Hopkins, South Carolina Permit Unit ID Source Description Stack ID No.

UTM Easting UTM Northing Stack Height (ft)

Temperature

(°F)

Stack Velocity (fps)

Modeled Velocity (fps)

Stack Diameter (ft)

Horizontal /

Vertical Discharge Rain Cap (YES/NO) 01 2.51 MMBtu/hr Industrial Incinerator 6A 507413 3749074 58 170 61 61 0.83 Vertical NO 02 24.5 MMBtu/hr Cleaver Brooks Boiler S22 507420.3 3748990 25 322 27.38 27.38 2.0 Vertical NO 03 24.5 MMBtu/hr Cleaver Brooks Boiler S23 507429.1 3748987 25 322 27.38 27.38 2.0 Vertical NO 09 Calciner #1 - 0.57 MMBtu/hr C1 507478 3749056 38.3 400 6.4 0.003281 1.0 Vertical YES 10 Calciner #2 - 0.57 MMBtu/hr C2 507485 3749054 38.3 400 6.4 0.003281 1.0 Vertical YES 11 Calciner #3 - 0.57 MMBtu/hr C3 507490 3749053 38.3 400 6.4 0.003281 1.0 Vertical YES 12 Calciner #4 - 0.57 MMBtu/hr C4 507505 3749048 38.3 400 6.4 0.003281 1.0 Vertical YES 13 Calciner #5 - 0.57 MMBtu/hr C5 507456 3749062 38.3 400 6.4 0.003281 1.0 Vertical YES 14 S-1030 Process Scrubber S-1030 507480 3749056 64 86.7 25.45 25.45 3.5 Vertical NO 15,16 S-2A/2B Process Scrubber S-2A/2B 507455 3749061 48 122 25.3 0.003281 2.5 Horizontal NO 17 S-1008 Process Scrubber S-1008 507453 3749049 51 107 31.14 0.003281 1.5 Horizontal NO 18 S-1190 Process Scrubber S-1190 507410 3748977 46 57.3 32.90 32.90 2.0 Vertical NO 19 S-4025 Plating Process Scrubber S-4025 507490 3749211 46 62.0 58.34 58.34 2.33 Vertical NO 20 S-958 Process Scrubber S-958 507397 3749099 55.5 119 51.05 51.05 2.0 Vertical NO NOTES:

1) Incinerator - temperature, velocity, and diameter taken from DHEC BAQ Modeling Summary Sheet, June 19, 2018. UTM coordinates and height provided by Westinghouse.
2) Two New Boilers - stack parameters taken from BEEST modeling file created by AECOM and submitted with construction permit application for two new boilers.
3) Calciners - stack parameters except height taken from DHEC BAQ Modeling Summary. Height taken from Westinghouse Plant Ventilation System document.
4) All Scrubber Stacks - velocity and temperature data taken from CleanAir Engineering March 2019 stack test report. Heights taken from data provided by Westinghouse Plant Ventilation System or confirmed by Westinghouse staff.
5) All Stacks - discharge direction and rain cap information provided by Westinghouse.
6) Only stacks highlighted on table are required to be modeled based on current emission estimates.
7) S-958 Scrubber exhaust parameters after modifications to optimize atmospheric dispersion.

Table 2 Modeled Pollutant Emissions Rates Westinghouse Electric Company LLC Columbia Fuel Fabrication Facility Hopkins, South Carolina 7440-41-7 7440-43-9 7440-02-0 7723-14-0 127-18-4 7664-39-3 7697-37-2 7647-01-0 7664-93-9 PM10/PM2.5 SO2 CO NO2 Lead Antimony Arsenic Beryllium Cadmium Chromium Cobalt Manganese Nickel Phosphorus Selenium Mercury Dioxins/Furans Perchloroethylene HF HNO3 HCl H2SO4 (lbs/hr)

(lbs/hr)

(lbs/hr)

(lbs/hr)

(lbs/hr)

(lbs/hr)

(lbs/hr)

(lbs/hr)

(lbs/hr)

(lbs/hr)

(lbs/hr)

(lbs/hr)

(lbs/hr)

(lbs/hr)

(lbs/hr)

(lbs/hr)

(lbs/hr)

(lbs/hr)

(lbs/hr)

(lbs/hr)

(lbs/hr)

(lbs/hr) 2.51 MMBtu/hr Industrial Incinerator 6A 0.88 0.63 2.50 0.75 6.53E-05 1.06E-06 6.78E-06 7.50E-06 1.29E-05 5.50E-04 1.56E-08 0.85 5.28E-02 24.5 MMBtu/hr Cleaver Brooks Boiler S22 0.555 0.034 0.458 2.683 2.12E-05 24.5 MMBtu/hr Cleaver Brooks Boiler S23 0.555 0.034 0.458 2.683 2.12E-05 Calciner #1 0.57 MMBtu/hr C1 4.25E-03 3.35E-04 0.05 0.06 2.79E-07 Calciner #2 0.57 MMBtu/hr C2 4.25E-03 3.35E-04 0.05 0.06 2.79E-07 Calciner #3 0.57 MMBtu/hr C3 4.25E-03 3.35E-04 0.05 0.06 2.79E-07 Calciner #4 0.57 MMBtu/hr C4 4.25E-03 3.35E-04 0.05 0.06 2.79E-07 Calciner #5 0.57 MMBtu/hr C5 4.25E-03 3.35E-04 0.05 0.06 2.79E-07 S-1030 Process Scrubber S-1030 0.010 0.050 S-2A/2B Process Scrubber S-2A/2B 0.003 0.007 S-1008 Process Scrubber S-1008 0.0015 0.0045 S-1190 Process Scrubber S-1190 0.0045 0.011 S-4025 Plating Process Scrubber S-4025 1.58E-05 1.65E-05 3.62E-06 4.67E-04 5.45E-05 1.49E-05 9.50E-05 7.15E-04 2.66E-03 3.13E-04 0.0465 0.327 3.75E-02 0.1425 S-958 Process Scrubber S-958 3.52 0.004 0.187 Equipment Description Stack ID No.

Table 3 Comparison of Air Dispersion Modeling Results with South Carolina Standard No. 2 Westinghouse Electric Company LLC Pollutant Averaging Period Modeled Concentration

(µg/m3)

Background

Concentration

(µg/m3)

Total Concentration

(µg/m3)

Allowable Concentration

(µg/m3)

Facility in Compliance?

(YES/NO)

PM10 24 Hour 3.11 42 45.1 150 YES 24 Hour 2.13 16.1 18.2 35 YES Annual 0.52 8.1 8.6 12 YES 1 Hour 11.76 9.7 21.5 196 YES 3 Hour 7.17 8.1 15.3 1,300 YES 1 Hour 99.62 69.6 169.2 188 YES Annual 2.60 7.7 10.3 100 YES 1 Hour 60.3 1,259.5 1,319.8 40,000 YES 8 Hour 21.7 950.4 972.1 10,000 YES Lead 3 Month 0.00008 0.00 0.00008 0.15 YES PM10 Cayce City Hall (2013-2015 data)

PM2.5 Parklane (2015-2017 data)

SO2 Parklane (2015-2017 data)

NO2 Sandhill (2015-2017 data)

CO Parklane (2015-2017 data)

Lead Parklane (2014-2016 data)

Columbia Fuel Fabrication Facility Hopkins, South Carolina CO Background concentration data provided on DHEC BAQ website from the following monitoring stations:

PM2.5 SO2 NO2

Table 4 Comparison of Air Dispersion Modeling Results with South Carolina Standard No. 8 Westinghouse Electric Company LLC Pollutant Averaging Period Modeled Concentration

(µg/m3)

Allowable Concentration

(µg/m3)

Facility in Compliance?

(YES/NO)

Antimony 24 Hour 0.00005 2.50 YES Arsenic 24 Hour 0.00006 1.00 YES Beryllium 24 Hour 0.00001 0.01 YES Cadmium 24 Hour 0.00155 0.25 YES Chromium 24 Hour 0.00019 2.50 YES Cobalt 24 Hour 0.00005 0.25 YES Manganese 24 Hour 0.00031 25.00 YES Nickel 24 Hour 0.00238 0.50 YES Phosphorus 24 Hour 0.00879 0.50 YES Selenium 24 Hour 0.00103 1.00 YES HG 24 Hour 0.00127 0.25 YES Dioxins/Furans 24 Hour 0.00000 0.00 YES Perchloroethylene 24 Hour 1.965 3350.00 YES HF 24 Hour 0.184 2.05 YES HNO3 24 Hour 1.33 125.00 YES HCl 24 Hour 0.1934 175.00 YES H2SO4 24 Hour 0.471 10.00 YES Columbia Fuel Fabrication Facility Hopkins, South Carolina

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