ML101950521
| 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:
Sent:
To:
Attachments:
Grzeck, Lee [Lee.Grzeck@pgnmail.com]
Thursday, February 21, 2008 8:17 AM Heather Gepford 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 5/
1
Marsh and River Tri'tium Sampling-Locations Updated 2/19/08 SProgress Energy
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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 2,400 g-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 of detection are non-detectable I
eui Progress Energy
Shallow Well 30C Near Pond
-J 50,000 45,000 -
40,000 35,000.
30,000 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 ESS-30C 3/8/08 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
-J U0.
500 450..
No 400 350 F
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 0.
500 400 300 200 100 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 5 0 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 50,000 0 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