ML20244D045

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Forwards Emergency Response Data Sys (ERDS) Design Concept, Annotated Parameter & Ke Perkins 840814 Memo Re 840719 ERDS Development Exercise at McGuire Plant.Wk of 840917 Suggested to Further Discuss Data Sys
ML20244D045
Person / Time
Site: Mcguire, McGuire, 05000000
Issue date: 08/28/1984
From: Perkins K
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE)
To: Tipton T
AFFILIATION NOT ASSIGNED
Shared Package
ML20235G519 List: ... further results
References
FOIA-87-737 NUDOCS 8409040011
Download: ML20244D045 (2)


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NUCLEAR REGULATORY COMMISSION i

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Tom Tipton A. 1.F. {

Dear Tom:

Thanks for the opportunity to get together and discuss the subject of HRC's information needs during an incident.

I believe that careful reevaluation of our information needs in light of the Commission's role has resulted in our identifying a reasonable approach. I as enclosing a short description of this i

approach Data Systemwhich, as I mer tione# on Mor. day, we refer to as the Emergency Response (ERDS).

I am also enclosing the annotated paran;eter list and the memo report to Dick DeYoung that we discussed.

This memo report describes the drill we ran using the EROS approach in conjunction with Duke Power Company and the McGuire plant. ,

I have discussed with Ed Jordan your offer to pull together a small working group to discuss the ERDS approach.

encouraged us to proceed. Ed thought that an excellent idea and O if that is acceptable to you.I would like to suggest the week of September 17th, If you wish to contact me to discuss dates, i can be reached on 492-7361.

w Kenneth E. Perkins, Chief Incident Response Branch i Division of Emergency Preparedness and Engineering Response Office of Inspection and Enforcement

Enclosure:

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Emergency Response Data System (ERDS)

Desipn Concept l O 1 Data Acquisitten Para' meter inputs to ERDS would be obtained from an existing computer system (e.g. SPDS, plant computer, EOF data systems, etc.) at the plant Data Transmission Data will be transmitted to the NRC Operation Center by modem to commercial telephone line or a dedicated line maintained by NRC (e.g.

ENS).

Data Collection A central processing system located in the NRC Operation Center will receive the data stream by modem. The system will be designed to receive all varied fo rma t. data streams and to reformat the data into a consistant The reformatted data will be output to CRT's and printer.

Parameter List The parameter list would include those parameters which would be necessary to assure that appropriate protective action is being taken with respect to offsite recommendations.

The list would be limited to -

those parameters involving plant status, radiological and met conditions.

Licensees will not be required to backfit their systems to include additional parameters to provide data on NRC's parameter list. Data that is not availablephone existing from the electronic data stream can be provided by voice over lines. -l Transmission Frequency 4

The updating frequency of the licensees' systems will determine transmission frequency to NRC. If more frequent updates are required ,

for a very limited parameter set than is available from a particular licensee,phone existing the increased lines. frequency will be accomplished by voice over '

J Control \;

The licensee will have complete control over data transmission. -EROS il would be " switched on" by the licensee in the early stage of a declared li emergency. ,

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