ML14175B193

From kanterella
Jump to navigation Jump to search
Enclosure 2 - Annual Radioactive Effluent Report Supplemental Information, January 1, 2013 - December 31, 2013
ML14175B193
Person / Time
Site: Prairie Island  Xcel Energy icon.png
Issue date: 05/09/2014
From:
Northern States Power Co, Xcel Energy
To:
Office of Nuclear Material Safety and Safeguards, Office of Nuclear Reactor Regulation
Shared Package
ML14175B187 List:
References
L-PI-14-039
Download: ML14175B193 (9)
v • d • e


Text

ENCLOSURE2 ANNUAL RADIOACTIVE EFFLUENT REPORT SUPPLEMENTAL INFORMATION January 1, 2013 - December 31, 2013 8 pages to follow

Page 1 of 8 ANNUAL RADIOACTIVE EFFLUENT REPORT 01-JAN-13 THROUGH 31-DEC-13 SUPPLEMENTAL INFORMATION Facility: Prairie Island Nuclear Generating Plant Licensee: Northern States Power Company License Numbers: DPR-42 & DPR-60 A. Regulatory Limits

1. Liquid Effluents:
a. The dose or dose commitment to an individual from radioactive materials in liquid effluents released from the site shall be limited to:

for the quarter 3.0 mrem to the total body 10.0 mrem to any organ for the year 6.0 mrem to the total body 20.0 mrem to any organ

2. Gaseous Effluents:
a. The dose rate due to radioactive materials released in gaseous effluents from the site shall be limited to:

noble gases  ! 500 mrem/year total body

<3000 mrem/year skin 1-131, 1-133, H-3, LLP <1500 mrem/year to any organ

b. The dose due to radioactive gaseous effluents released from the site shall be limited to:

noble gases 510 mrad/quarter gamma

  • 20 mrad/quarter beta 520 mrad/year gamma 540 mrad/year beta 1-131, 1-133, H-3, LLP 515 mrem/quarter to any organ 530 mrem/year to any organ

Page 2 of 8 B. Effluent Concentration

1. Fission and activation gases in gaseous releases:

10 CFR 20, Appendix B, Table 2, Column 1

2. Iodine and particulates with half lives greater than 8 days in gaseous releases:

10 CFR 20, Appendix B, Table 2, Column 1

3. Liquid effluents for radionuclides other than dissolved or entrained gases:

10 CFR 20, Appendix B, Table 2, Column 2

4. Liquid effluent dissolved and entrained gases:

2.OE-04 uCi/ml Total Activity C. Average Energy Not applicable to Prairie Island regulatory limits.

D. Measurements and approximations of total activity

1. Fission and activation gases Total Gem +/-25%

in gaseous releases: Nuclide Gem

2. Iodines in gaseous releases: Total Gem +/-25%

Nuclide Gem

3. Particulates in gaseous releases: Total Gem +/-25%

Nuclide Gem

4. Liquid effluents Total Gem +/-25%

Nuclide Gem E. Manual Revisions

1. Offaite Dose Calculations Manual:

Latest Revision number: 28 Revision date  : November 27, 2013

Page 3 of 8 Prairie Island Nuclear Generating Station PI 2013 Annual Release Summary Batch Release Summary Liquid Releases Qtr I Qtr 2 Qtr 3 Qtr 4 Year Number of Releases: 17 27 42 40 126 Total Time for All Releases (Minutes): 1319.0 2140.0 4085.3 4290.0 11834.3 Maximum Time for All Releases (Minutes): 109.0 108.0 174.0 1285.0 1285.0 Average Time for All Releases (Minutes): 77.6 79.3 97.3 107.3 93.9 Minimum Time for All Releases (Minutes): 67.0 59.0 63.0 35.0 35.0 Gaseous Releases Qtr 1 Qtr 2 Qtr 3 Qtr 4 Year Number of Releases: 5 4 9 22 37 Total Time for All Releases (Minutes): 126320.0 131040.0 137000.0 155332.0 549692.0 Maximum Time for All Releases (Minutes): 120960.0 40320.0 41760.0 43200.0 131040.0 Average Time for All Releases (Minutes): 25264.0 32760.0 15222.2 7060.5 14856.5 Minimum Time for All Releases (Minutes): 1302.0 10080.0 192.0 417.0 192.0 Abnormal Release Summary Liquid Releases Number of Abnormal Releases: 0 Total Activity for Abnormal Releases: 0.OOE+00 Curies Gaseous Releases Number of Abnormal Releases: 10 Total Activity for Abnormal Releases: 4.33E-01 Curies

Paqe 4 of 8 Prairie Island Nuclear Generating Station PI 2013 Annual Release Summary Gaseous Effluents-Summation of All Releases Est. Total Type of Effluent Units Qtr 1 Qtr 2 Qtr 3 Qtr 4 Error, %

A. Fission & Activation Gases

1. Total Release Curies 9.71E-06 O.OOE+00 O.OOE+00 O.OOE+00 2.50E+01
2. Average Release Rate for Period pCi/sec 1.25E-06 O.OOE+00 0.00E+00 0.OOE+00
3. Percent of Applicable Limit  % 1.47E-07 0.OOE+00 0.OOE+00 0.OOE+00 B. Iodines
1. Total Iodine-131 Curies 0.00E+00 0.00E+00 0.00E+00 0.OOE+00 2.50E+01
2. Average Release Rate for Period pCi/sec 0.00E+00 0.00E+00 0.00E+00 0.00E+00
3. Percent of Applicable Limit  % 0.OOE+00 0.OOE+00 0.00E+00 0.OOE+00 C. Particulates
1. Total Particulates (Half-lives > 8 days) Curies 1.70E-07 0.00E+00 2.82E-08 2.25E-06 2.50E+01
2. Average Release Rate for Period pCi/sec 2.19E-08 0.00E+00 3.54E-09 2.83E-07
3. Percent of Applicable Limit  % 4.61E-07 0.OOE+00 3.23E-07 1.16E-04
4. Gross Alpha Activity Curies 0.00E+00 0.00E+00 0.00E+00 0.00E+00 2.50E+01 D. Tritium
1. Total Release Curies 3.92E+00 4.45E+00 4.09E+00 6.44E+00 2.50E+01
2. Average Release Rate for Period pCi/sec 5.04E-01 5.66E-01 5.15E-01 8.11E-0l
3. Percent of Applicable Limit  % 3.28E-02 3.46E-02 3.32E-02 5.01E-02 E. Carbon-14
1. Total Release Curies 2.79E+00 2.80E+00 2.42E+00 1.47E+00 2.50E+01

Paqe 5 of 8 Prairie Island Nuclear Generating Station PI 2013 Annual Release Summary Gaseous Effluents - Ground Level Releases Nuclides Released Units J Qtr 1 Continuous Mode Qtr 2 Qtr 3 Qtr 4 Qtr 1 Batch Mode Qtr 2 Qtr 3 Qtr 4 C. Fission and Activation Gases Xe-133 Curies 0.OOE+00 0.OOE+00 0.OOE+00 0.OOE+00 f 9.71E-06 0.OOE+00 0.OOE+00 0.OOE+00 Total for Period Curies 0.OOE+00 0.OOE+00 0.OOE+00 0.OOE+00 9.71E-06 0.OOE+00 0.OOE+00 0.OOE+00 C. Iodines Total for Period Curies J0.OOE+00 0.OOE+00 0.OOE+00 0.OOE+00 0.OOE+00 0.OOE+00 0.OOE+00 0.OOE+00 C. Particulates Cd-109 Curies 0.OOE+00 0.OOE+00 0.OOE+00 1.83E-09 0.OOE+00 0.OOE+00 0.OOE+00 0.OOE+00 Co-58 Curies 1.70E-07 0.OOE+00 2.82E-08 1.62E-06 0.OOE+00 0.OOE+00 0.OOE+00 0.OOE+00 Co-60 Curies 0.OOE+00 0.OOE+00 0.OOE+00 3.82E-07 0.OOE+00 0.OOE+00 0.OOE+00 0.00E+00 Cr-51 Curies 0.OOE+00 0.OOE+00 0.OOE+00 1.29E-07 0.OOE+00 0.OOE+00 0.OOE+00 0.OOE+00 Cs-137 Curies 0.OOE+00 0.00E+00 0.OOE+00 1.37E-08 0.OOE+00 0.OOE+00 0.00E+00 0.OOE+00 Mn-54 Curies 0.OOE+00 0.OOE+00 0.OOE+00 3.48E-08 0.OOE+00 0.OOE+00 0.OOE+00 0.OOE+00 Nb-95 Curies 0.OOE+00 0.00E+00 0.00E+00 6.42E-08 0.OOE+00 0.OOE+00 0.OOE+00 0.OOE+00 Total for Period Curies 1.70E-07 0.OOE+00 2.82E-08 2.25E-06 0.00E+00 O.00E+00 O.OOE+00 0.00E+00

4. Tritium H-3 Curies 3.75E+00 4.37E+00 3.96E+00 6.35E+00 1.74E-01 8.40E-02 1.36E-01 9.64E-02
5. Carbon-14 C-14 Curies 2.79E+00 2.80E+00 2.42E+00 1.47E+00 F0.OOE+00 0.00E+00 0.00E+00 0.OOE+00

Paqe 6 of 8 Prairie Island Nuclear Generating Station PI 2013 Annual Release Summary Liquid Effluents - Summation of All Releases Est. Total Type of Effluent Units Qtr 1 Qtr 2 Qtr 3 Qtr 4 Error, %

A. Fission & Activation Products

1. Total Release (not including Tritium, Curies 2.69E-03 2.96E-03 6.08E-03 5.23E-03 2.50E+01 Gases, and Alpha)
2. Average Diluted Concentration During pCi/ml 3.95E-11 3.10E-11 5.63E-11 7.06E-11 Period
3. Percent of Applicable Limit  % 5.39E-02 5.91E-02 1.22E-01 1.05E-01 B. Tritium
1. Total Release Curies 6.29E+01 6.60E+01 1.40E+02 9.75E+01 2.50E+01
2. Average Diluted Concentration During pCi/ml 9.22E-07 6.92E-07 1.30E-06 1.32E-06 Period
3. Percent of Applicable Limit  % 9.22E-02 6.92E-02 1.30E-01 1.32E-01 C. Dissolved and Entrained Gases
1. Total Release Curies 0.OOE+00 1.05E-04 1.46E-04 7.50E-05 2.50E+01
2. Average Diluted Concentration During liCi/ses 0.OOE+00 1.lIE-12 1.36E-12 1.01E-12 Period
3. Percent of Applicable Limit  % 0.OOE+00 5.53E-07 6.78E-07 5.06E-07 D. Gross Alpha Radioactivity
1. Total Release Curies 0.OOE+00 0.OOE+00 0.OOE+00 0.OOE+00 2.50E+01 E. Waste Volume Released (Pre-Dilution) Liters 3.31E+07 3.71E+07 3.76E+07 2.56E+07 2.50E+01 F. Volume of Dilution Water Used Liters 6.82E+10 9.54E+10 1.08E+ll 7.41E+10 2.50E+01

Paqe 7 of 8 Prairie Island Nuclear Generating Station PI 2013 Annual Release Summary Liquid Effluents Continuous Mode Batch Mode Nuclides Released Units Qtr 1 Qtr 2 Qtr 3 Qtr 4 Qtr 1 Qtr 2 Qtr 3 Qtr 4 Ag-ll0m Curies 0.OOE+00 O.OOE+00 O.OOE+00 0.OOE+00 6.44E-06 7.13E-05 1.67E-05 1.47E-04 Ar-41 Curies 0.OOE+00 0.OOE+00 0.OOE+00 0.OOE+00 0.OOE+00 0.OOE+00 3.98E-06 0.OOE+00 Co-57 Curies 0.OOE+00 0.00E+00 0.OOE+00 0.OOE+00 5.76E-06 3.82E-06 6.35E-07 1.01E-06 Co-58 Curies 0.OOE+00 0.OOE+00 0.OOE+00 0.OOE+00 1.26E-03 6.11E-04 8.11E-05 1.65E-03 Co-60 Curies 0.00E+00 0.OOE+00 0.OOE+00 0.OOE+00 6.28E-05 4.80E-04 7.23E-05 1.77E-04 Cr-51 Curies 0.OOE+00 0.OOE+00 0.OOE+00 0.OOE+00 0.00E+00 6.62E-05 0.OOE+00 2.57E-04 Cs-137 Curies 0.OOE+00 0.OOE+00 0.OOE+00 0.OOE+00 0.OOE+00 0.OOE+00 0.OOE+00 1.94E-06 Fe-55 Curies 0.OOE+00 0.OOE+00 0.OOE+00 0.OOE+00 1.05E-03 7.52E-04 2.OOE-03 1.71E-03 Fe-59 Curies 0.O0E+00 0.OOE+00 O.OOE+00 0.00E+00 7.41E-06 1.23E-05 0.OOE+00 8.33E-05 H-3 Curies 5.78E-01 8.60E-01 1.07E+00 1.08E-01 6.23E+01 6.51E+01 1.39E+02 9.74E+01 La-140 Curies 0.OOE+00 0.OOE+00 0.OOE+00 0.OOE+00 0.OOE+00 0.OOE+00 0.00E+00 2.80E-07 Mn-54 Curies 0.OOE+00 O.OOE+00 O.OOE+00 0.00E+00 8.16E-06 6.65E-05 8.17E-06 3.12E-06 Nb-95 Curies 0.00E+00 0.00E+00 O.OOE+00 O.OOE+00 2.60E-05 2.02E-04 4.OOE-06 1.57E-05 Nb-97 Curies 0.00E+00 O.OOE+00 O.OOE+00 O.OOE+00 5.12E-06 7.77E-07 3.88E-06 4.10E-06 Ni-63 Curies O.OOE+00 O.OOE+00 O.OOE+00 0.00E+00 2.47E-04 5.25E-04 3.88E-03 1.05E-03 Sb-125 Curies 0.OOE+00 0.00E+00 0.00E+00 O.OOE+00 1.73E-06 2.74E-05 9.29E-06 1.85E-05 Sn-113 Curies O.OOE+00 O.OOE+00 0.00E+00 0.OOE+00 2.75E-06 2.28E-05 0.00E+00 1.96E-07 Sr-92 Curies 0.00E+00 0.00E+00 0.00E+00 0.00E+00 1.07E-06 0.OOE+00 0.OOE+00 0.OOE+00 Te-123M Curies 0.00E+00 0.00E+00 0.OOE+00 0.OOE+00 0.OOE+00 1.50E-06 0.00E+00 1.03E-04 Xe-133 Curies 0.00E+00 0.00E+00 0.00E+00 0.OOE+00 0.OOE+00 1.05E-04 1.35E-04 7.50E-05 Xe-135 Curies 0.00E+00 0.00E+00 0.00E+00 0.OOE+00 0.00E+00 0.OOE+00 7.05E-06 0.00E+00 Zr-95 Curies 0.00E+00 0.00E+00 0.OOE+00 0.00E+00 1.35E-05 1.13E-04 1.39E-06 1.00E-05 Total for Period Curies 5.78E-01 8.60E-01 1.07E+00 1.08E-01 6.23E+01 6.51E+01 1.39E+02 9.74E+01

Page 8 of 8 Prairie Island Nuclear Generating Station 2013 Annual Dose Summary Gaseous Effluents Parameter Location Dose Dose Limit  % of Limit Qtr 1 Gamma Air Dose (mrad) 0.58 km W 9.89E-09 1.00E+01 0.00 Beta Air Dose (mrad) 0.58 km W 2.94E-08 2.OOE+01 0.00 Total Body Dose (mrem) 0.58 km W 8.24E-09 5.00E+00 0.00 Skin Dose (mrem) 0.58 km W 1.95E-08 1.50E+01 0.00 Max Organ Dose (mrem) 0.97 km NNW 4.92E-03 1.50E+01 0.03 Child - Lung Qtr 2 Gamma Air Dose (mrad) 0.58 km. 0.OOE+00 1.OOE+01 0.00 Beta Air Dose (mrad) 0.58 km W 0.OOE+00 2.OOE+01 0.00 Total Body Dose (mrem) 0.58 km W 0.OOE+00 5.OOE+00 0.00 Skin Dose (mrem) 0.58 km W 0.OOE+00 1.50E+01 0.00 Max Organ Dose (mrem) 0.97 km NNW 3.04E-02 1.50E+01 0.20 Child - Bone Qtr 3 Gamma Air Dose (mrad) 0.58 km. 0.OOE+00 1.OOE+01 0.00 Beta Air Dose (mrad) 0.58 km W 0.OOE+00 2.OOE+01 0.00 Total Body Dose (mrem) 0.58 km B 0.OOE+00 5.OOE+00 0.00 Skin Dose (mrem) 0.58 km B 0.OOE+00 1.50E+01 0.00 Max Organ Dose (mrem) 0.97 km NNW 3.99E-02 1.50E+01 0.27 Child - Bone Qtr 4 Gamma Air Dose (mrad) 0.58 km B 0.OOE+00 1.OOE+01 0.00 Beta Air Dose (mrad) 0.58 km W 0.OOE+00 2.OOE+01 0.00 Total Body Dose (mrem) 0.58 km W 0.OOE+00 5.OOE+00 0.00 Skin Dose (mrem) 0.58 km W 0.OOE+00 1.50E+01 0.00 Max Organ Dose (mrem) 0.97 km NNW 7.53E-03 1.50E+01 0.05 Child - Lung Year Gamma Air Dose (mrad) 0.58 km w 9.89E-09 2.OOE+01 0.00 Beta Air Dose (mrad) 0.58 km w 2.94E-08 4.OOE+01 0.00 Total Body Dose (mrem) 0.58 km W 8.24E-09 1.00E+01 0.00 Skin Dose (mrem) 0.58 km w 1.95E-08 3.OOE+0I 0.00 Max Organ Dose (mrem) 0.97 km NNW 7.03E-02 3.OOE+01 0.23 Child - Bone Liquid Effluents Parameter Max Receptor Dose Dose Limit  % of Limit Qtr 1 Max Organ Dose (mrem) Adult - Gi-LLi 2.64E-04 1.00E+01 0.00 Total Body Dose (mrem) Adult - Total Body 2.16E-04 3.OOE+00 0.01 Qtr 2 Max Organ Dose (mrem) Adult - Gi-LLi 7.55E-04 1.00E+01 0.01 Total Body Dose (mrem) Adult - Total Body 4.63E-04 3.OOE+00 0.02 Qtr 3 Max Organ Dose (mrem) Adult - Bone 1.74E-03 1.00E+01 0.02 Total Body Dose (mrem) Adult - Total Body 3.83E-04 3.OOE+00 0.01 Qtr 4 Max Organ Dose (mrem) Adult - Bone 9.96E-04 1.OOE+01 0.01 Total Body Dose (mrem) Adult - Total Body 5.98E-04 3.00E+00 0.02 Year Max Organ Dose (mrem) Adult - Bone 3.30E-03 2.00E+01 0.02 Total Body Dose (mrem) Adult - Total Body 1.66E-03 6.OOE+00 0.03

Retrieved from "https://kanterella.com/w/index.php?title=ML14175B193&oldid=2047557"