TMI-21-021, (TMI-1) and Unit 2 (TMI-2) - 10 CFR 20.2206(b) Personnel Radiation Exposure Report for 2020

(TMI-1) and Unit 2 (TMI-2) - 10 CFR 20.2206(b) Personnel Radiation Exposure Report for 2020

ML21119A135
Person / Time
Site:	Three Mile Island
Issue date:	04/27/2021
From:	Orth T Exelon Generation Co
To:	Document Control Desk, Office of Nuclear Regulatory Research
References
TMI-21-021
Download: ML21119A135 (2)

Text

Three Mile Island Nuclear Station, Unit 1 441 S. P.O. Box 480 Middletown, PA 17057 10 CFR 20.2206(b)

TMI-21-021 April 27, 2021 REIRS Project Manager Office of Nuclear Regulatory Research U.S. Nuclear Regulatory Commission Washington, DC 20555 Three Mile Island Nuclear Station, Unit 1 Renewed Facility License No. DPR-50 NRC Docket Nos. 50-289 Three Mile Island Nuclear Station, Unit 2 Possession Only License No. DPR-73 NRC Docket No. 50-320

Subject:

Three Mile Island Unit 1 (TMI-1) and Unit 2 (TMI-2) 10 CFR 20.2206(b) Personnel Radiation Exposure Report for 2020 In accordance with 10 CFR 20.2206(b), the annual report for TMI occupational radiation exposure data for all persons provided individual monitoring during calendar year 2020 was submitted via the REIRS Web site on February 10, 2021. The record-types include exposure records only; there were no reportable intake records in 2020.

During 2020, 473 individuals were monitored with 91 assigned measurable exposures. An apportionment has been performed to segregate TMI-2 exposures from TMI-1 exposures.

Accordingly, 2020 TMI-1 exposure is reported as 3.710 person-rem with 0.069 person-rem assigned to TMI-2, totaling 3.779 person-rem.

Specifics of the 2020 data submitted via the REIRS Web site are as follows:

File Name: TMNRC20210210.dat Date Created: February 10, 2021 Operating System: Microsoft Windows 10

U.S. Nuclear Regulatory Commission Three Mile Island Nuclear Station Personnel Radiation Exposure Report for 2020 April 27, 2021 Page 2 Please contact Robert Holmes of TMI-1 Radiation Protection at (717) 948-8265 if you have any questions regarding this submittal.

Respectfully, Trevor Orth Site Decommissioning Director Three Mile Island Nuclear Station, Unit 1 cc: NRC Regional Administrator, Region I NRC Project Manager, NMSS/DUWP/RDB - Three Mile Island - Units 1 & 2 W. DeHaas - Commonwealth of Pennsylvania - Bureau of Radiation Protection G. Van Noordennen - TMI-2 Solutions, LLC