Re: [Powernet] SRD Chirp

CPNPP doesn't use the Chirp From: Powernet [mailto:powernet-boun...@hpspowernet.org] On Behalf Of Bradley A Krupp via Powernet Sent: Monday, January 27, 2020 2:34 PM To: powernet@hpspowernet.org Cc: Bradley A Krupp ; Bryan A Weber Subject: [Powernet] SRD Chirp EXTERNAL EMAIL I know this

Re: [Powernet] Use of DMC3000 with Diving

CPNPP does not use the DMC3000 for diving From: Powernet [mailto:powernet-boun...@hpspowernet.org] On Behalf Of Helton, Mark via Powernet Sent: Sunday, January 12, 2020 2:59 PM To: powernet@hpspowernet.org Cc: Helton, Mark ; Bailey, Franklin D Subject: [Powernet] Use of DMC3000 with Diving

Re: [Powernet] Benchmarking question from Columbia Generating Station - Purple Paint

Not Comanche Peak From: Powernet [mailto:powernet-boun...@hpspowernet.org] On Behalf Of Kinmark, Michael L. via Powernet Sent: Wednesday, January 8, 2020 10:23 AM To: Powernet@hpspowernet.org Cc: Kinmark, Michael L. Subject: [Powernet] Benchmarking question from Columbia Generating Station -

Re: [Powernet] quick Respiratory Protection benchmark

Although our procedures do not address RP Tecnicians to be clean shaving, they are required to be able to meet the requirements for wearing a respirator (they need to be able to shave if needed). Our procedure states the following: 5.0 PREREQUISITES 5.1 Do not issue a

Re: [Powernet] Whole Body Counts

In-processing Rad Workers with passive monitor except during outages we select a group of Radiation workers assigned to refuel and Steam Generators (e.g., Westinghouse) for in-processing and Out-processing FSCAN WBCs as a means of validing the program. There are RCA exit GEM 5s and protected

Re: [Powernet] DLR vs SRD Comparison

We have it set at 50 mrem and it is +/- 25 %. I do a review of all DLR vs SRD data for general discrepancies for < 50 mrem. Additionally, I do a general check for neutron estimated vs DLR neutron (no real limit on this check). Michael Macho Radiation Protection Staff

[Powernet] What are sites doing since the NRC does not supply SSNs anymore.

What are sites doing since the NRC does not supply SSNs anymore. Michael Macho Radiation Protection Staff michael.ma...@luminant.com [cid:image003.jpg@01D45A15.8872E070] SAFETY is first QUALITY SCHEDULE Luminant Power Comanche Peak Nuclear Power Plant 6322

[Powernet] Does anyone use and calibrate the RadeCo H810DC battery powered high volume airsampler and might share their procedure.

Does anyone use and calibrate the RadeCo H810DC battery powered high volume airsampler and might share their procedure. I have been unable to find the time to write a procedure for our technicians to do this flow calibration on-site using a BK Precision 1901 DC power supply. Michael Macho

Re: [Powernet] Thermofisher EPD N2

Ken, We have discontinued use of the EPD-N2s a few years ago. We do see drift in our other dosimeters. Michael Macho Radiation Protection Staff michael.ma...@luminant.com [cid:image003.jpg@01D45A15.8872E070] SAFETY is first QUALITY SCHEDULE Luminant Power

Re: [Powernet] Benchmark request SUSQ. NPP

1.a) There is a small battery on are normal operational exit point from the protected area monitors. 1.b) Weekly 1.c) yes 2) You can call and we can maybe work something out for what specifically you might be looking for. Michael Macho Radiation Protection Staff

Re: [Powernet] Quick Initial DLR Issue & DLR Exchange survey

From: Powernet [mailto:powernet-boun...@hpspowernet.org] On Behalf Of Dave Raye via Powernet Sent: Wednesday, June 26, 2019 11:41 AM To: 'powernet@hpspowernet.org' Cc: Dave Raye Subject: [Powernet] Quick Initial DLR Issue & DLR Exchange survey EXTERNAL EMAIL Hello all, I have seen in a

Re: [Powernet] surveys following medical exposure to radiopharmaceutical

1) We use a Passive monitor, Pull their DLR (restricted from the RCA) until they do not alarm the Monitors 2) They get a card until they can pass thru the monitors at the exits to the protected area 3) They complete a form/document with personal identification information.

[Powernet] Has another utility experienced unusual neutron spikes response when using DMC2000GN dosimeters

Has another utility experienced unusual neutron spikes response when using DMC2000GN dosimeters in non-neutron areas? We have experienced several unusual neutron doses and dose rates within a short time after activation of the DMC2000GN. Michael Macho Radiation Protection Staff

[Powernet] sending Form 5s and requesting Form 5 using email instead of FAX

I didn't get much of an initial response to this question when I sent it out to just Sentinel users so I will try again with a large group in powernet. I wanted to see if any facilities were using emails to send Form 5s and send exposure request to Utilities for worker's Form 5s. Michael

Re: [Powernet] Quick Bench Marking on Neutron Dosimeter

Naureen, So we have just started using them for power entries this quarter. RSCS does the neutron calibration for us. We used the REM500 to establish a correction factor which RSCS applies after they perform the calibration. We still use our population of DMC2000GNs, also. Even though we make

Re: [Powernet] What neutron survey meters are you using?

Sorry Brent, Your email was sent to my SPAM report. We started using the Thermo RADEYE NL and it is calibrated by Thermo. The Technicians like it because it is much smaller and lighter. The response with our applied correction factor is similar to the REM500. Michael Macho Radiation

Re: [Powernet] what meter do you use to release material (uR/hr)?

1. What dose rate instrument do you use to release material ( at the uR/hr) from the RCA and surveying outside the RCAs when looking for low levels of radiation? (Do you use RADEYE Gs, RDS-31s, Ludlum 19A (or what type of meter))? 2. And do you have a way(and how do you) to

[Powernet] what meter do you use to release material (uR/hr)?

1. What dose rate instrument do you use to release material ( at the uR/hr) from the RCA and surveying outside the RCAs when looking for low levels of radiation? (Do you use RADEYE Gs, RDS-31s, Ludlum 19A (or what type of meter))? 2. And do you have a way(and how do you) to

Re: [Powernet] Count Room Questions

We have a limit for the Tennelec which requires supervision approval for similar reasons mentioned by David Brehm below. This is to make sure a peer check is taken to minimize the chances that it would become contaminated. Michael Macho Radiation Protection Supervisor - Dosimetry Comanche Peak

[Powernet] FW: Benchmark question - HS posting

I didn’t receive any response to this November 20th powernet so I am trying it again. What environmental LLD Δt do other facilities use for their REMP samples? 1) elapsed time between environmental collection, or end of the sample collection period, and time of counting OR 2)

Re: [Powernet] Offsite Direct Radiation Monitoring

Eric see below. Michael Macho Radiation Protection Staff michael.ma...@luminant.com [cid:image003.jpg@01D45A15.8872E070] SAFETY is first QUALITY SCHEDULE Luminant Power Comanche Peak Nuclear Power Plant 6322 North FM 56 or PO Box 1002 Mail Code 005A Glen Rose,

Re: [Powernet] Benchmark question - HS posting

What environmental LLD Δt do other facilities use for their REMP samples? 1) elapsed time between environmental collection, or end of the sample collection period, and time of counting OR 2) the midpoint of the sample collection period and time of counting --- During a

Re: [Powernet] [EXTERNAL] REMP Sampling Collection

CPNPP currently use a Senior RP technicians to collect REMP samples Michael Macho Radiation Protection Staff michael.ma...@luminant.com [cid:image003.jpg@01D45A15.8872E070] SAFETY is first QUALITY SCHEDULE Luminant Power Comanche Peak Nuclear Power Plant 6322

Re: [Powernet] Quick Benchmarking on ED's

Mark, We have the spectrum of dosimeters in some part of our program. 1. Older smaller population of approx. 350 each Seimens Mk2s are used for Emergency planning 2. We have DMC2000S (and IPAMs) which are used during the outages mainly for multibadging but to supplement are

Re: [Powernet] (External): Dosimetry FME controls

I think that CPNPP uses the same thing as Beth at SONGs [https://lh3.googleusercontent.com/mh7J96t62m8o5QLUaER0xVrPgsU4c4MhjsL-hqbsFh0aXZAViNfqpjPdv-X_-OWR34Hi8Dz2mPHbQE0Zy4Wscd-UU3Ao9CrxsgUfT61OOksmuE9-PpF3ikPsnOz-6Uciks3K15JU2A=w1140-h855-no] From: Powernet

[Powernet] Besides the immediate action to Notify the NRC when an individual exceeds 10 CFR 20 limits has anyone proceduralized or define in a position paper the limit and medical evaluation actions

Besides the immediate action to Notify the NRC when an individual exceeds 10 CFR 20 exposure limits, has anyone proceduralized or define in a position paper the limit and medical evaluation actions? If you have a procedure or position paper would you share or provide what references you used

Re: [Powernet] Respirator qualification tracking

CPNPP uses Sentinel Michael Macho Radiation Protection Staff michael.ma...@luminant.com [cid:image002.jpg@01D449BD.314CF280] SAFETY is first QUALITY SCHEDULE Luminant Power Comanche Peak Nuclear Power Plant 6322 North FM 56 or PO Box 1002 Mail Code 005A Glen Rose, TX 76043 (254)897-5698

[Powernet] Has anyone done a position paper or similar for equating NIST and PTB internal standards for instrument calibrations

Has anyone done a position paper or similar for equating NIST and PTB internal standards for instrument calibrations... and would they be willing to share it. Michael Macho Radiation Protection Staff michael.ma...@luminant.com [cid:image004.jpg@01D43870.45707EC0] SAFETY is first QUALITY

Re: [Powernet] Mirion DMC3000 Electronic Dosimeter Battery Benchmark

Michael Macho Radiation Protection Staff michael.ma...@luminant.com [cid:image002.jpg@01D424DF.32F019D0] SAFETY is first QUALITY SCHEDULE Luminant Power Comanche Peak Nuclear Power Plant 6322 North FM 56 or PO Box 1002 Mail Code 005A Glen Rose, TX 76043 (254)897-5698 /(254)897-8163

[Powernet] I have a related question to Douglas L Noble's question on " TLD Spike Sample Vendor"

I have a related question to Douglas L Noble's question on " TLD Spike Sample Vendor" 1) I would like to know the users of a contractor dosimeter DLRs who perform blind spikes and if there is a particular frequency (e.g., on all personnel DLRs returned for processing)? 2) What

Re: [Powernet] [EXTERNAL] Re: Portable Radiation Instrument Performance Checks

Prior to use source response check for instruments. Michael Macho Radiation Protection Staff michael.ma...@luminant.com [cid:image001.jpg@01D3E2E2.C562A920] SAFETY is first QUALITY SCHEDULE Luminant Power Comanche Peak Nuclear Power Plant 6322 North FM 56 or PO Box 1002 Mail Code 005A Glen

Re: [Powernet] Does anyone use epd pre-alarm alerts?

Comanche Peak is the same as Ontario Power. We want people to aware of their exposure and be checking on it. Michael Macho Radiation Protection Staff michael.ma...@luminant.com SAFETY is first QUALITY SCHEDULE Luminant Power Comanche Peak Nuclear Power Plant 6322 North FM 56 or PO Box 1002

Re: [Powernet] Ludlum 9DP and 9DP* Pressurized Ion Chamber

CPNPP doesn’t use the 9DP. We use the Ludlum R9-7 Michael Macho Radiation Protection Staff michael.ma...@luminant.com [cid:image002.jpg@01D3D559.1A746E40] SAFETY is first QUALITY SCHEDULE Luminant Power Comanche Peak Nuclear Power Plant 6322 North FM 56 or PO Box 1002 Mail Code 005A Glen Rose,