ML031920124
| ML031920124 | |
| Person / Time | |
|---|---|
| Site: | Susquehanna  |
| Issue date: | 06/27/2003 |
| From: | Susquehanna |
| To: | Document Control Desk, Office of Nuclear Security and Incident Response |
| References | |
| 28401 EP-PS-245, Rev 5 | |
| Download: ML031920124 (19) | |
Text
Jun. 27, 2003 I _ _
Page 1 of 1 MANUAL HARD COPY DISTRIBUTION DOCUMENT TRANSMITTAL 2003-30883 S INFORMATIO/
axne:G ~ACH OSE M EMPL#:28401 CA#:0363 dress:
P one#: 54-3194 TR MITTAL INFORMATION:
TO: 06/27/2003 LOCATION: DOCUMENT 0 T-ROL DESK FROM: NUCLEAR RECORDS DOCUMENT CONTROL CENTER (NUCSA-2)
THE FOLLOWING CHANGES HAVE OCCURRED TO THE HARDCOPY OR ELECTRONIC MANUAL ASSIGNED TO YOU:
245 - 245 - DOSE ASSESSMENT SUPERVISOR REMOVE MANUAL TABLE OF CONTENTS DATE: 06/24/2003
-ADD MANUAL TABLE OF CONTENTS DATE: 06/26/2003 CATEGORY: PROCEDURES TYPE: EP ID: EP-PS-245 REMOVE: REV:4 ADD: REV: 5 UPDATES FOR HARD COPY MANUALS WILL BE DISTRIBUTED WITHIN 5 DAYS IN ACCORDANCE WITH DEPARTMENT PROCEDURES. PLEASE MAKE ALL CHANGES AND ACKNOWLEDGE COMPLETE IN YOUR NIMS INBOX UPON RECEIPT OF HARD COPY. FOR ELECTRONIC MANUAL USERS, ELECTRONICALLY REVIEW THE APPROPRIATE DOCUMENTS AND ACKNOWLEDGE COMPLETE IN YOUR NIMS INBOX.
PROCEDURE COVER SHEET PPL SUSQUEHANNA, LLC I NUCLEAR DEPARTMENT PROCEDURE DOSE ASSESSMENT SUPERVISOR: EP-PS-245 Emergency-Plan-Position-Specific-Instruction Revision 5 Page 1 of 4 QUALITY CLASSIFICATION: APPROVAL CLA<SIFICATION:
( ) QA Program (X) Non-QA Program ( ) Piar<, , Ž8 ) Non-Plant
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Pr 4eure Pwer: Nuclear Emergency Planning Responsible Supervisor: Primary Dose Assessment Supervisor Responsible FUM: Supervisor-Nuclear Emergency Planning Responsible Approver: General Manager-Plant Support FORM NDAP-QA-0002-1, Rev. 3, Page 1 of 1
EP-PS-245 Revision 5 Page 2 of 4 DOSE ASSESSMENT SUPERVISOR: Emergency-Plan-Position-Specific Instruction WHEN: EOF is activated HOW NOTIFIED: Paged/telephone REPORT TO: Recovery manager WHERE TO REPORT: Emergency Operations Facility OVERALL DUTY:
Manage radiological functions in the EOF, which includes providing radiological component of protective action recommendations to the Recovery Manager.
MAJOR TASKS: TAB: REVISION:
Obtain, then keep current, information you will TAB A 3 need to manage the radiological functions in the EOF.
Recommend changes to the emergency TAB B 1 classification to the Recovery Manager, if needed.
Recommend public protective actions to the TAB C - 3 Recovery Manager.
Manage assessing and communicating TAB D 4 radiological Information from the EOF.
Recommend protective actions for PPL TAB E 3 emergency personnel to the Recovery Manager.
Provide direction for field monitoring strategy. TAB F 1 Support termination activities. TAB G 0 Assist re-entry/recovery efforts. TAB H 0 Make sure information and functions that are TAB I 1 in progress during shift relief are turned over smoothly.
Determine ifthere is a non-routine TAB J 0 Radiological Release in Progress.
EP-PS-245 Revision 5 Page 3 of 4 SUPPORTING INFORMATION: TAB:
EOF Dose Assessment Flowchart TAB 1 Emergency Classification TAB 2 Public Protective Action Recommendation Guide TAB 3 Met/ent Data Acquisition TAB 4 Emergency Forms TAB 5
- Shift Takeover Checklist
- Protective Action Recommendation Form Responsibilities of Initial and Augmented EOF TAB 6 Radiological Assessment Staff after Tumover PPL Emergency Personnel Dose Assessment and TAB 7 Protective Action Recommendation (PAR) Guide
EP-PS-245 Revision 5 Page 4 of 4
REFERENCES:
EPA Manual of Protective Action Guides and Protective Actions for Nuclear Incidents (EPA 400-R-92-001 May 1992)
FDA Guidance: 'Accidental Radioactive Contamination of Human Food and Animal Feed and Recommendations for State and Local Govemments.' Federal Register, pp 4707347083, October22,1982 ICRP Publication 28, The Principles and General Procedures for Handling Emeraengv and Accidental Exposures of Workers. International Commission on Radiation Protection. (1978)
IE Notice 83-28 NCRP Report 55, Protection of the Thyroid Gland in the Event of Releases of Radioiodine, National Council Radiation Protection and Measurements. (1977)
NUMARC Graded Response Study NUREG-0654, Planning Standards and Evaluation Criteria NUREG-0731, Guidelines for Utility Management Structure and Technical Resources, September 1980 Radiological Assessment Reference Book Spray Pond Blowdown Water Outlet Flow Rate PLI 50258 (May 8,1987)
Susquehanna SES Emergency Plan 10 CFR 20 Appendix B Study of Travel Time and Mixing Characteristics for the Susquehanna River below the Susquehanna SES - SUTRON CORPORATION - November 1985 NDAP-QA-1 190, Nuclear Department Radiation Protection Program and Policies NDAP-QA-1 191, ALARA Program and Policy NEPM-QA-1014, Radiological Environmental Monitoring Program SSES Emergency Plan National Interim Primary Drinking Water Regulations, EPA 570/9-76-003 (U.S.) Environmental Protection Agency, Washington, D.C. 1976 Commonwealth of Pennsylvania State Emergency Operations Plan, Appendix 6 to Annex E -
BRP Technical Assessments and Protective Actions, September 22, 1988.
EC-ENVR-1 047, Protective Action Guides, (PAGs), for the Evaluation of Abnormal, Unusual, or Unplanned Liquid Releases to the Susquehanna River Guidance - Potassium Iodide as a Thyroid Blocking Agent in Radiation Emergencies, HHS/FDA, December 2001.
TAB A EP-PS-245-A Revision 3 Page 1 of 7 MAJOR TASK:
Obtain, then keep current, information you will need to manage the radiological functions in the Emergency Operations Facility.
SPECIFIC TASKS: HOW:
- 1. Read the Chronology of Events upon arrival.
- 2. Prepare for turnover from TSC. 2b. Confirm staff is ready to assume control of Dose Assessment:
(1) Fully staffed (as a minimum, the DASU, DAST and FTD are requiredfor EOF activation)
(2) Prepared to perform and evaluate dose calculations (3) Prepared to assume control of field teams.
(4) Prepared to assume communications with DEP/BRP.
- 3. Obtain The radiological history and 3a. Talk to the Recovery Manager and technical picture of the emergency. obtain:
(1) Technical picture of conditions at the plant and its prognosis.
(2) Target turnover time NOTE:
Only steps through 3a are necessary to complete prior to EOF activation.
TABA EP-PS-245-A Revision 3 Page 2 of 7 SPECIFIC TASKS: HOW:
3b. Obtain radiological history from the on-shift Dose Assessment Supervisor, (if applicable), or the Radiation Protection Coordinator, (if TSC still in charge).
(1) Who has control of the Rad Function? (TSC or EOF)
(2) Open items (3) Type(s) and magnitude(s) of release(s)
(4) Status offhe emergency (5) Last transmitted PAR Form.
3c. Consult with members of the Dose Assessment Staff:
(1) Brief staff on accident status and current PARs (2) Obtain Shift Takeover Checklist and record:
(a) MIDAS information from DAST (b) Field Team and RMS Data from FTD HELP SHIFT TAKEOVER CHECKLIST See TAB 5
- 4. Contact the Radiation Protection 4a. Confirm the EOF will assume Coordinator and confirm turnover. responsibility for forward calculations.
4b. Confirm the EOF will assume responsibility for back calculations.
TAB A EP-PS-245-A Revision 3 Page 3 of 7 SPECIFIC TASKS: HOW:
4c. Confirm the EOF will assume responsibility for study case calculations.
4d. Confirm the EOF will assume responsibility for OSCAR and any other field team already dispatched.
4e. Determine time for EOF to assume communications with DEP/BRP.
4f. Obtain current plant radiological status.
4g. Obtain current effluent release status.
4h. Determine status of latest dose calculation.
- 5. Accept turnover of Dose Assessment 5a. Turnover can be part of the TSC/EOF responsibilities. facility turnover or can be conducted after conference call.
- 6. Maintain awareness of plant status 6a. Periodically discuss with other managers:
and prognosis.
(1) EOF Support Supervisor (2) Engineering Support Supervisor (3) Recovery Manager (4) Radiation Protection Coordinator HELP EOF DOSE ASSESSMENT FLOWCHART See TAB 1 6b. Periodically meet with the Dose Assessment Staffer and Field Team Director to discuss:
(1) Dose Assessment Summary Sheets (2) Results of Dose Calculations
TAB A EP-PS-245-A Revision 3 Page 4 of 7 SPECIFIC TASKS: HOW:
(3) Field Team and RMS results, team placement strategy, and radiation protection for teams (4) Meteorological observations and forecasts (5) Communications obstacles and opportunities
- 7. Assess reliability of data. 7a. Periodically evaluate data by:
(1) Reviewing measured/calculated dose ratsratios.
(2) Determining if low confidence (white) PICSY data exists.
NOTE:
"White" data Is an Indication of potentially unreliable data. It may be normal and acceptable due to low or no flow In the effluent vent or may Indicate a release exceeding the range of the Instrument or-an instrumentation/
computer interface problem.
NOTE:
White data should be considered as a potential unmonitored release condition unless Engineering or Chemistry data Indicates otherwise.
(3) Determining if reported lodine-1 31 release rates from Chemistry or other analyses seem reasonable.
In general, data is suspect if the NGAl-131 release rate ratio is less than 1,000 for a given vent.
TABA EP-PS-245-A Revision 3 Page 5 of 7 SPECIFIC TASKS: HOW:
(4) Determining if reported particulate release rates from Chemistry or other analyses seem reasonable.
In general, date is suspect if the NGIP release rate ratio is less than 10,000 for a given vent.
7b. If low confidence (white) PICSY data exists:
(1) Consult with Engineering to determine If condition is normal (i.e., per design) and if vent totals are valid from the Engineering or Dose Assessment perspective.
(2) If vent totals are considered valid from the measured/calculated ratios (measured to projected dose is within 0.1 to 5 range), use forward calculations with caution.
If measured field data is -higher than projected values, perform a Back Calculation and use the more conservative results.
7c. If PICSY vent totals are questionable:
(1) Request Engineering promptly pursue corrective actions, obtain Chemistry vent sample data, and/or evaluate need to switch vent monitoring to PAVSS.
(2) Notify RPC and discuss alternate methods to obtain release data (e.g., HP air samples) and/or need to switch to PAVSS.
TAB A EP-PS-245-A Revision 3 Page 6 of 7 SPECIFIC TASKS: HOW:
(3) Use appropriate alternate data such as grab sample (vent, PAVSS, HP air samples) results, or previously measured or default noble gas to Iodine/particulate ratios in Forward Calculation.
(4) Ensure field teams are taking air samples as appropriate and consistent with ALARA principles.
(5) Report conditions as a potential unmonitored or an unmonitored release as appropriate depending on measured to projected dose rate ratios.
(6) Initiate Back Calculations if field data is available and as appropriate a Default Accident or NUREG 1228 MIDAS Calculation.
- 8. Provide VALID dose calculations NOTE:
whenever plant conditions indicate a At least one calculation is to be release has occurred. completed If there Is indication that a release has occurred.
Calculations must be performed every 15 minutes If site total release rates exceed TRM limits.
8a. Select an appropriate and valid accident menu.
(1) Use measured vent data in the Forward calculation MIDAS model whenever possible.
(2) Initiate Back Calculations if field data is available. Test the validity of field data using the Default Accident or NUREG 1228 MIDAS models.
TAB A EP-PS-245-A Revision 3 Page 7 of 7 SPECIFIC TASKS: HOW:
CAUTION: NOTE:
Only VALID calculations are to be Study Case Calculations are used for EAL Classification, Initial hypothetical calculations that are PAR Determination or a PAR based on assumed, unverified Upgrade. plant conditions and leakage rates and meteorology that existed at A VALID calculation Is defined as the time of the calculation.
one that Is based on:
(3) In the absence of valid measured
- 1) Current meteorology and radiological data, perform a Valid expected release duration and MIDAS Default Accident or
- 2) Valid vent data, Chemistry NUREG 1228 Calculation. Use vent sample, HP air sample results for EAL Classification and results or approved PAR determinations only when:
1-131/Particulate default ratios (a) Plant conditions indicate a or release is in progress.
- 3) Valid In the field radiological (b) Valid vent or field data is measurements or not available or will not be
- 4) In the absence of valid available within the measured radiological data, a allowed 15 minute MIDAS Default or NUREG-1228 assessment interval.
calculation based on inputs (c) The calculation represents that are judged by Engineering current meteorology and to be consistent with the expected release duration.
current conditions In the affected unit. (d) Input parameters are based on current plant conditions that have been validated as appropriate by Engineering NOTE:
The Default model Is the appropriate and preferred model for a filtered release that does not exceed design basis leak rates.
TAB D EP-PS-245-D Revision 4 Page 1 of 2 MAJOR TASK:
Manage assessing and communicating radiological information from the EOF.
SPECIFIC TASKS: HOW:
- 1. Instruct Administrative Assistant to call out additional offsite monitoring teams, and/or Dose Assessment Staff if they are needed.
- 2. Communicate with or ensure the 2a. Approximately every thirty minutes, Radiation Liaison communicates with telephone DEP/BRP and relay PA DEP/BRP. information contained in the "Protective Action Recommendation" form.
NOTE:
PA DEP/BRP representative may request that updates should be provided solely to their representative at the EOF upon their arrival. That practice is acceptable upon verification by telephone with PA DEP/BRP.
- 3. Maintain ongoing communication with 3a. Determine status of dose calculations the Dose Assessment Staffer and and field surveys.
Field Team Director regarding calculations and field readings. 3b. Provide needed direction to efforts.
NOTE:
Use of the headsets available to the DAST and DASU may facilitate communications when face-to-face discussions are difficult to arrange.
- 4. Notify Recovery Manager of 4a. Changes to note would include:
significant changes, especially those which would indicate an escalation in (1) Release rates or indications of an the classification or a change to the unmonitored release.
current public PAR.
(2) Field Team readings.
(3) Projected doses or weather.
(4) The approaching of any related EALs and PAGs.
TAB D EP-PS-245-D Revision 4 Page 2 of 2 SPECIFIC TASKS: HOW:
(5) Significant environmental sample analysis results.
- 5. Maintain ongoing communications with the Radiological Liaison and RPC.
- 6. Maintain ongoing communications 6a. The Public Information Manager may be with the Public Information Manager interested in the information on the as feasible. "Protective Action Recommendation" form and the "Supplemental Radiological Data Comparison" form.
- 7. Periodically update the Dose 7a. Include this information when updating:
Assessment Staffer and Field Team Director. (1) Plant status.
(2) What mitigative or protective actions are being considered.
(3) Any other information that might affect dose assessment..
TAB E EP-PS-245-E Revision 3 Page 1 of 2 MAJOR TASK:*
Recommend protective actions for PPL emergency personnel to the Recovery Manager.
SPECIFIC TASKS: HOW:
- 1. Ensure that the dose received by field la. Make sure team exposures are tracked teams is appropriate for their mission. by the Field Team Director.
1b. Make sure teams are rotated; new teams called out, etc. to minimize exposure.
HELP Emergency Personnel Dose AssessmentA Protective Action Recommendation Guide See EP-PS-247, TAB 5 1c. Make sure emergency exposure extensions are processed as needed.
NOTE:
RWP #8002'applies to Field Monitor activities and RWP #8001 to OSCAR activities. Proposed changes to the RWPs should be discussed with the RPC.
Id. Obtain Recovery Manager approval of extensions i necessary.
- 2. Discuss thyroid exposure control for 2a. If iodine concentrations may result in teams in the field with Dose doses greater than 5 rem/shift Thyroid Assessment Staffer. CDE (1000 mrem/hr or 1200 ncpm on frisker assuming - 50% occupancy factor) ensure the Field Team Director has initiated Thyroid CDE tracking and is using effective exposure control measures.
TAB E EP-PS-245-E Revision 3 Page 2 of 2 SPECIFIC TASKS: HOW:
2b. Make sure teams are rotated, or new teams are called out, etc. to maintain thyroid exposure less than 10 rem if feasible.
2c. Perform bioassay as needed to determine actual internal exposure.
2d. For doses potentially exceeding 10 rem, recommend to and obtain approval from the Recovery Manager for the team to use KI tablets.
2e. Make sure teams are notified of recommendation to use KI and of any precautions regarding interactions with other drugs.
HELP PPL Emergency Personnel Dose Assessment and Protective Action Recommendation (PAR) Guide See TAB 7 2f. Contact Consulting Radiological Physician as appropriate for input regarding the administration of subsequent doses of KI, potential drug interaction and cessation of KI intake.
TABF EP-PS-245-F Revision 1 Page 1 of 1 MAJOR TASK:
Provide direction for field monitoring strategy.
SPECIFIC TASKS: HOW:
- 1. Review Field Team Placement la. Review with the Field Team Director and strategy with FTD and DAST. Dose Assessment Staffer changes in the emergency that would impact Field Team placement strategy.
HELP Field Monitoring Strategy Notes See EP-PS-247, TAB 3
- 2. Monitor liquid release activities. 2a. Ensure liquid release samples and calculations are obtained from the TSC Coordinator via fax.
NOTE:
Field Team Director is backup for the TSC Coordinator.
2b. Inform Radiological Liaison of required notifications:
(1) Danville Water Authority (2) DEPIBRP
- 3. Work with Effluents Management, 3a. Assistance may be required onsite, at when required, to arrange for county decontamination facility, or other*
assistance with radioactive materials mutually agreed upon site.
transport.
TAB J EP-PS-245-J Revision 0 Page 1 of 2 Determine if there is a non-routine Radiological Release in Progress.
SPECIFIC TASKS: HOW:
- 1. Determine if there is a non-routine la. There is a release in progress if ANY of Radiological release in progress. the following are true:
(1) Any release rates above Technical Specifications or Technical Requirements Manual limits, OR (2) Entry into the Emergency Plan for the listed EALs:
- 3 Fuel Clad Degradation
- 15 Radiological Effluents
- 17 Spent Fuel Related Incident
- 18 Steam Line Break, OR (3) Any radiological release to the environment, detected by effluent monitors or environmental monitoring, above normal levels and is attributable to a declared event, OR NOTE:
Normal levels are the highest reading In the last 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> prior to the emergency, excluding the current peak value.
(4) If the Shift Manager/EDIRM has reason to believe that an Unmonitored release is in progress even though plant indications are otherwise normal, OR (5) Entry into the E Plan under EAL 21 Dry Fuel Storage or EAL 16 Security Event, AND the Dry Storage Cask has been breached.
TABJ EP-PS-245-J Revision 0 Page 2 of 2 SPECIFIC TASKS: HOW:
(6) Initiation of SBGT System due to Radiological release.
- 2. If there is a non-routine radiological 2a. Provide that information to the Recovery release in progress, ensure Manager and EOF Support Supervisor for performance of the following actions. facility notification and communication of the information to offsite agencies.
2b. Direct on-shift dose assessment staff to ensure initiation of dose calculations and field monitoring.