ML101950521

Email from Grzeck, Lee to Heather Gepford: Attachments Sampling Locations Data Updated 2-19-08.pdf; Updated 2-19-08 Well Pictures with Data and Graphs.Pdf

ML101950521
Person / Time
Site:	Brunswick
Issue date:	02/21/2008
From:	Grzeck L Progress Energy Carolinas
To:	Heather Gepford NRC/RGN-II/DFFI
References
FOIA/PA-2010-0209
Download: ML101950521 (32)

Text

Gepford, Heather From: Grzeck, Lee [Lee.Grzeck@pgnmail.com]

Sent: Thursday, February 21, 2008 8:17 AM To: Heather Gepford Attachments: Sampling Locations data updated 2-19-08.pdf; Updated 02-19-08 Well pictures with data and graphs.pdf Lee Grzeck Licensing and Regulatory Programs Brunswick Nuclear Plant Progress Energy Carolinas 910-457-2487 Work 910-412-0052 Pager 1 5/

Marsh and River Tri'tium Sampling-Locations Updated 2/19/08 SProgress Energy

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Progress Energy

-3, 29' Progress Energy

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• c Progress Energy

Shallow Wells 17C, 20C, 24C, and 31C Near Pond 25,000 -

20,0001-15,000 -

0.

10,000 j 5,000 4/28/07 6/17/07 8/6/07 9/25/07 11/14/07 1/3/08 2/22/08 4/12/08

---cESS-17C -u-ESS-20C a, ESS-24C -e-ESS-31C Progress Energy

. Shallow Wells 18C, 19C, and 22C Near Pond 800,000 700,000 600,000 500,000 400,000 .. -. .. . ..

0.

300,000:7 ,

200,000 ,..

100,000 .

• I Approx+,imateLowr Lmtof Detection25 i/

0' 4/28/07 6/17/07 8/6/07 9/25/07 11/14/07 1/3/08 2/22/08 4/12/08

-- ESS-18C -a-ESS-19C ESS-22C jProgress Energy

Shallow Wells 23C, 26C, and 27C Near Pond 800,000 700,000 600,000 500,000 300,000 -

200,000 100,000 .

Aproximate Lower Limit of Detectio~n, 250 pCiIL 0 1 1 1 1 1 1 1 6/7/07 7/7/07 8/6/07 9/5/07 10/5/07 11/4/07 12/4/07 1/3/08 2/2/08 3/3/08

-- ESS-23C -a-ESS-26C sh ESS-27C SProgress Energy

Shallow Wells-21C, 25C, and 28C Near Pond 4,800 4,200 3,600 3,000 g- 2,400 0.

1,800 1,200 600 0

5/8/07 6/7/07 7/7/07 8/6/07 9/5/07 10/5/07 11/4/07 12/4/07 1/3/08 2/2/08

-- ESS-21C -E-ESS-25C -.- ESS-28C I -------------------------- I Note: Values less than the lowerlimit I

of detection are non-detectable eui Progress Energy

Shallow Well 30C Near Pond 50,000 45,000 -

40,000 .

35,000.

30,000

-J 25,000.

20,000 15,000 10,000 5,000 0

7/12/07 8/11/07 9/10/07 10/10/07 11/9/07 12/9/07 1/8/08 2/7/08 3/8/08

-.-- ESS-30C Progress Energy

Latest Shallow Well Data Well: Well Depth (ft) Sample.Date SampleResultsW6 Ci/L).

ESS-17C 26 2/11/08 4,766 ESS-18C 20 2/14/08 551,500 ESS-19C 20 2/11/08 508,900 ESS-20C 20.5 2/11/08 18,640 ESS-21C 20 1/15/08 546 ESS-22C 20 2/13/08 573,800 ESS-23C 23 2/14/08 234,400 ESS-24C 18 2/13/08 4,334 ESS-25C 22 1/16/08 <LLD ESS-26C 15 2/13/08 345,900 ESS-27C 15.5 2/14/08 264,300 ESS-28C 23 1/11/08 <LLD ESS-30C 15 2/13/08 2,930 ESS-31C 15 2/13/08 565 h Progress Energy

Marsh Wells ij *PrgrssEnrg Progress Energy

Marsh Wells at Gum Log Branch and Nancy's Creek 500 -

450 ..

No 400

-J U 350 F 0.

300 250 200 6/17/07 8/6/07 9/25/07 11/14/07 1/3/08 2/22/08 4/12/08

-- ESS-GLB-1 -u-ESS-NC-1 -h-ESS-NC-2

--*-ESS-NC-3. --- ESS-NC-4 -.- ESS-NC-5 Progress Energy

-Latest Marsh Well Data Well Well Depth (ft) Sample DateT.i Sample Results pCiL)

ESS-NC-1 7.5 2/12/08 294 ESS-NC-2 8 2/12/08 260 ESS-NC-3 8 2/12/08 <LLD ESS-NC-4 8 2/12/08 323 ESS-NC-5 8 2/12/08 <LLD ESS-GLB- 1 8 2/12/08 <LLD Progress Energy

p I K I

Progress Energy

Intermediate Wells 17B, 18B, and 20B Near Pond 1,000 800 700 600 Dtcin 5 ~/

o 500 400 300 200

---

100 0

3/9/07 4/28/07 6/17/07 8/6/07 9/25/07 11/14/07 1/3/08 2/22/08 4/12/08

--ESS-17B --u-ESS-18B -AESS-20B Note: Values less than the lower limit of detection are non-detectable Progress Energy

Intermediate Wells 21 B, 22B, 24B, and 25B Near Pond 1,000 900 800 700 600

-L 500 0.

400 300 200 100 0 f 01/18/07 04/28/07 08/06/07 11/14/07 02/22/08 06/01/08

--a- ESS-21B -w- ESS-22B -*--ESS-24B --ý ESS-25B Note: Values less than the lower limit of detection are non-detectable

---

Progress Energy

Intermediate Well 19B Near Pond 24,000 22,000 20,000 18,000 16,000 14,000 Aproximate Lower LiiofDtcon25 i/L C) 12,000 0.

10,000 8,000 6,000 4,000 2,000 0-04/28/07 08/06/07 11/14/07 02/22/08 06/01/08

-4O-ESS-1 9B Progress Energy

Latest Intermediate Well Sample Data Well Well Depth (ft): Sample Date Sample ReSults (pqi/L)

ESS-17B 53 2/11/08 <LLD ESS-18B 63 2/14/08 <LLD ESS- 19B 42 2/11/08 17,620 ESS-20B 43 2/11/08 <LLD ESS-21B 67 2/13/08 <LLD ESS-22B 76 2/13/08 <LLD ESS-24B 53 2/13/08 <LLD ESS-25B 43 1/16/08 <LLD

• Progress Energy

• Progress Energy Deep Wells 17A, 24A, and 27A Near Pond 50 0  : ' ...... ;:

• 450 400 300

-o

a. 250 200 150 100 50 Tritium is non -detectable in all deep 0

3/9/07- 4/28/07 6/17/07 8/6/07 9/25/07 11/14/07 1V2 I/08 2/22/08 4/12/08

-*.-ESS-17A -c- ESS-24A -- ESS-27A 0 Progress Energy

Latest Deep Well Sample Data Wel el Dpt (t)Sample Date Tritium Sample Reut pCi/L)

ESS-17A 150 2/11/08 <LLD ESS-24A 140 2/13/08 <LLD ESS-27A 140 2/14/08 <LLD

.Progress Energy

Progress Energy Wells 3B, 3C, 13B, and 13C 1,800 1,500 1,200 900 600 300 3/9/07 4/28/07 6/17/07 8/6/07 9/25/07 11/14/07 1/3/08 2/22/08 I *- ESS-1 3C -a- ESS-3C -* ESS-3B -mn ESS-1 3B Progress Energy

Miscellaneous Wells-1 Well Well Depth (11) Sample Date Tritium Sample Results Ci/L)

ESS-3B 52.4 1/16/08 894 ESS-3C 14.3 1/16/08 288 ESS-13B 56.5 1/16/08 <LLD ESS-13C 24.8 1/16/08 258 Progress Energy

s Progress Energy Switchyard Area Wells from Historical Radwaste Line Leak, Well 2C 2,000,000 1,900,000 1,800,000 1,700,000 1,600,000

0. 1,500,000 1,400,000 1,300,000 1,200,000 1,100,000 1,000,000 3/9/07 4/28/07 6/17/07 8/6/07 9/25/07 11/14/07 1/3/08 2/22/08 4/12/08

-ESS-2C SProgress Energy

Switchyard Area Wells from Historical Radwaste Line Leak, Well 16 70,000 60,000 ""

50,0000 40,000 30,000 10,000 0

3/9/07 4/28/07 6/17/07 8/6/07 9/25/07 11/14/07 1/3/08 2/22/08 4/12/08

-U-ESS-16C jProgress Energy

Miscellaneous Wells-2 Well Well Depth (ft) Sample Date Tritium Sample Results (pCi/L

• ESS-2C 23 2/18/08 1,575,000 ESS-16 25.4 2/15/08 64,220 Progress Energy