ML071310045

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E-Mail from P. Donahue of Entergy to T. Rice of NYSDEC, Regarding Split Sample Data
ML071310045
Person / Time
Site: Indian Point  Entergy icon.png
Issue date: 02/12/2007
From: Donahue P
Entergy Nuclear Northeast
To: Rice T
Office of Nuclear Reactor Regulation, State of NY, Dept of Environmental Conservation
References
FOIA/PA-2007-0166
Download: ML071310045 (7)
v • d • e


Text

Split sample Data Fage I ot I John White - RE: Split Sample Data From: "Donahue, Patrick J" <PDonahu@entergy.com>

To: "Timothy Rice" <tbrice@gw.dec.state.ny.us>

Date: 02/12/2007 8:51 AM

Subject:

RE: Split Sample Data CC: "Robert P. Snyder" <rps02@health.state.ny.us>, <jrwl@nrc.gov>

Ok, Thanks Tim. Sorry about the duplication of effort. I wasn't aware we had already asked for the data.

From: Timothy Rice ny. us

Sent: Monday, February 12, 2007 8:46 AM To: Donahue, Patrick J Cc: Robert P. Snyder; jrwl@nrc.gov

Subject:

Re: Split Sample Data I shared the most recent State results with Entergy (Jay Adler) on 1/30. I have nothing new from Wadsworth since then.

See attached.

Tim

>>> "Donahue, Patrick J" <PDonahu@entergy.com> 2/12/07 8:39:06 AM >>>

John and Tim, I would like to obtain the recent split sample results from the ORISE and Wadswoth Center. If it's not a problem could you send me the results of the split sampling we have performed for the last couple of months?

Thanks, Sr. HP/Chemistry Specialist Entergy Nuclear Northeast Indian Point Energy Center 450 Broadway, Suite 3 Buchanan, NY 10511 pdonahu@entergy.com (914) 736-8405 Voice (914) 734-6247 Fax This e-mail and any attachments theret intended only for t use by the addressee(s)named herein and contain proprietaryand confidentialinformation. If you ot th *tended recipientof this e-mail,you are hereby notified that any dissemination, distribution,or copying of this e-m d any attachmentsthereto, is strictly prohibited.Ifayou have received this e-mail in error,please immediately e by te one andpermanently delete the originaland any copy of any e-mail and any printoutthereo file://C:\temp\GW }00001 .HTM 04/11/2007

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.10/21/2005, 200520855629 U3-T2 1420 +/-160 NA NA J0/21/2005 200520855630 U3-2 510 +/- 130 NA NA 10/21/2005 200520855631 MW-111 267000+/-8000 1.9 +/- 0.7* ND 9.0 +/-6.0 5.0 +/-2.0 10/21/2005 200520855632 U3-4 340 +/- 120 NA NA 10/21/2005 200520855633 U3-1 <110 NA NA 10/21/2005 200520855634 U3-3 <110 NA NA 10/21/2005 200520855535 U3-T1 <110 NA NA 11/30/2005 200520855645 Trap Rock Quarry 90 +/- 60 <0.5 *** ND 11/30/2005 200520855646 Algonquin Creek <60 <0.5... RDP 11/30/2005 200520855647 5th Street Well <60 <0.5 ... RDP 11/30/2005 200520855648 Gypsum Plant Outfall <60 <0.5 *** RDP 12/6/2005 200520855658 LaFarge Gypsum Well #1 <50 NA NA 12/6/2005 200520855659 LaFarge Gypsum Well #3 <50 NA NA 12/8/2005 200520855654 MW38 700 +/- 120 NA NA 12/8/2005 200520855655 MW101 <50 NA NA 12/8/2005 200520855656 MW105 100+/-90 NA NA 12/8/2005 200520855657 MW107 <50 NA NA 2/7/2006 200620865001 MW-30 72' 3.76E5 +/- 0.11 E5 <0.5 ND 2/7/2006 200620865002 MW-31 3.38E4 +/- 0.12E4 <0.5 ND 2/7/2006 200620865003 MW-32 1.92E4 +/- 0.07E4 <0.6 ND 2/7/2006 200620865004 MW-33 2.02E5 +/- 0.06E5 <0.5 ND 2/7/2006 200620865005 MW-34 1.74E5 +/- 0.05E5 <0.6 ND 2/7/2006 200620865006 MW-35 8.9E4 +/- 0.3E4 <0.5 ND 2/7/2006 200620865007 MW-36 2.1 E4 +/- 0.08E4 1.1 +/- 0.6 ND 2/8/2006 200620865008 MW-38 <110 <0.5 ND 2/8/2006 200620865009 MW-48 250 +/- 110 <0.5 ND 2/7/2006 200620865010 MW-111 1.96E5 +/- 0.06E5 1.6 +/- 0.05 ND 9.9 +/- 1.7 2.6 +/- 0.9 1/30/2006 200620865011 Doodletown Bight @ PIP Maint. <90 <0.5 ND 2/8/2006 200620865012 Algonquin Creek <90 <0.6 ND 2/8/2006 200620865013 Trap Rock Quarry <90 0.9 +/- 0.6 ND 1/30/2006 200620865014 Lake Kanawauke <90 <0.4 ND 1/30/2006 200620865015 Ramapo River @ Arden Rd <90 <0.4 ND 2/8/2006 200620865016 Hudson River Middle of waterfront <90 <0.4 ND 2/8/2006 200620865017 Hudson River Unit 2 Outfall <90 <0.4 ND 2/8/2006 200620865018 Hudson River Off Manhole 1 <90 <0.4 ND 2/8/2006 200620865019 Gypsum Plant Outfall <90 <0.4 ND 2/8/2006 200620865020 Hudson River North of IPEC <90 <1.0 ND 2/28/2006 200620865024 MW-37 22' 1.48E4 +/- 0.06E4 INS ND 2/28/2006 200620865025 MW-37 32' 2.89E4 +/- 0.10E4 INS ND 2/28/2006 200620865026 MW-37 40' 1.61 E4 +/- 0.06E4 INS ND 2/28/2006 200620865027 MW-37 57' 1.54E4 +/- 0.06E4 INS ND

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I'Date , Sample ID [ Sample Location Tritium pCi/I Sr-90 pCi/I Gamma Spec GB pCVI GA pCi/I 006 200620865028 MW-37 22' 2.20E4 +-/-0.08E4 8.3 +/- 0.7 ND 26+/-4 <1.7 3/10/2006 , 200620865029 MW-37 32' 2.79E4 +/- 0.10E4 1 23.9 +/- 1.1 ND 56 +/- 4 3.8 +/- 1.7

'3/10/2006 200620865030 MW-37 40- 1.63E4 +-- 0.06E4 22.3 +/- 1.2 ND 73+/- 7 67+/-4 3/10/2006 200620865031 MW-37 57' 1.54E4 +0-0.06E4 27.3 +/- 1.2 ND 62+/-4 2.9 +/- 1.8 3/22/2006 200620865040 MW-49 25.5' 1.53E4 +0-0.06E4 17.0 +/- 0.9 ND 44 +/-4 <1.5 3/22/2006 200620865041 MW-49 42' 9.4E3 +/- 0.4E3 24.1 +/- 1.1 ND 58+/-4 3.2 +/- 1.6 3/22/2006 200620865042 MW-49 65.5' 6.7E3 +/- 0.3E3 23.8 +/- 1.1 ND 53+/-4 8.4 +/- 1.6 3/22/2006 200620865043 MW-50 42' 7.7E3 +/- 0.4E3 25.9 +/- 1.2 ND 63 +1- 4 3.6 +/- 1.2 3/22/2006 200620865044 MW-50 67' 9.8E3 +/- 0.4E3 31.6 +4-1.3 ND 76+/-4 <1.2 3/23/2006 200620865045 MW-42 49' 2.7E3 +/- 0.2E3 60+/-2 Cs137, Co60 1.32E4 +/-0.04E4 68+/- 3 MW-42 49' with solids, Cs-137 1.99E4 +/- 6.12E2 MW-42 49' decanted, Cs-137 1.31E4 +/- 0.04E4 MW-42 49' with solids, Co-6O 23 +/- 6 MW-42 49' decanted, Co-60 21 +/-11 3/24/2006 200620865046 MW-42 78' 4.7E2 +/- 1.2E2 <1.0 .s137. Co60. K40. RDF 94.8 +/-6.8 6.9 +/-3.8 MW-42 78' with solids, Cs-137 1.12E3 +/- 0.04E3 MW-42 78' decanted, Cs-137 1.85E2 +/- O.4E2 MW-42 78' with solids, Co-60 3.4 +/- 0.9 MW-42 78'decanted, Co-60 <5.9 MW-42 78' with solids, K-4n 40+/- 10 MW-42 78' decanted, K-40 <98 3/23/2006 200620865037 MW-36 26' 3.53E4 +/- 0.12E4 0.9 +/-0.4 ND 16+/-3 8.1 +4- 1.5 3/24/2006 200620865038 MW-36 41' 5.97E4 +/- 0.19E4 4.4 +/- 0.5 ND 17+/-3 3.7 +/- 1.1 3/23/2006 200620865039 MW-36 52' 2.65E4 +/- 0.09E4 6.1 +/- 0.5 ND 21 +/- 3 9.9 +1- 1.4 4/13/2006 200620865047 MW-47 56' 5.0E2 +/- 1.4E2 0.8 +/- 0.7 ND 25+/-8 21 +/-4 4/13/2006 200620865048 MW-47 80' 2.1 E3 +/- 0.2E3 3.9 +/- 0.4 ND 15+/-4 1.7 +/- 1.5 4/12/2006 200620865049. MW-46 30' 1.78E3 +/- 0.18E3 <0.9 ND 20+/-8 15+/-4 4/11/2006 200620865050 MW-40 200' <100 0.7 +/- 0.4 ND 16+/- 8 15+/- 4 4/11/2006 200620865051 MW-51 200' 1.5E2 +/- 1.1 E2 <0.4 ND 15 +/-6 20+/-2 4/12/2006 200620865052 MW-48 37.5' 1.2E2 +/- 1.0E2 <0.7 RDP 24 +/-4 29.5+/-1.7 4/12/2006 200620865053 MW-48 52' 3.7E2 +/- 1.3E2 <0.7 ND 25+/-8 13+/-3 4/12/2006 200620865054 MW-41 41' 5.8E2 +/- 1.4E2 5.0 +/- 0.8 ND 18+/-4 4.2 +/- 1.6 4/12/2006 200620865055 MW-41 63' 4.7E2 +/- 1.3E2 5.7 +/-0.5 ND 16 +/-4 3.1 +4- 1.6 4/12/2006 200620865056 MW-43 28' 2.9E2 +/- 1.2E2 <0.4 K40, RDP <20 20+/-7 4/12/2006 200620865057* MW-43 62' <110 0.6 +4-0.4 ND 14+/-6 26+/-20 4/11/2006 200620865058 Fishkill Creek <130 <0.4 ND <4.0 1.2 +4- 1.0 4/11/2006 200620865059 Philpse Brook <90 <0.4 ND <1.1 0.35 +/- 0.19 4/17/2006 200620865060 MH-5 U2 Curtain prior to outage 2.3E2 +/- 1.0E2 <0.4 ND 7 +/-4 <1.1 4/18/2006 200620865061 Hudson River near MH1 Discharge <90 <0.5 ND 13 +1-4 7.9 +/- 1.2 8/18/2006 200620865087 MW-!3fl 74' APF:F, .-/- A3nRFR ,n 7 mnr 11 ÷/- A A 1/-q MW-30 88' t4.52E4 +/- 0.18E4OB511 <0.7 ND +-4 6+1-3 6

MW-53 80' 41.21 E4 +/- 0.05E4 9.3 +/- 0.6 ND 1 29+/-7 11 +1-4

-F-8/24/2006 200620865122 MW-57 45' 4.1 E3 +/- 0.3E3 124.9 +/- 1.1 ND 45 +/- 9 <7

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Sampling'Date . Sample ID Sample Location Tritium pCi/I Sr-90 pCi/I Gamma Spec GB pCi/I GA pCi/I 8/25/2006 200620865123 MW-55 78' 1.47E4 +/- 0.06E4 30.2 +/- 1.2 ND 70 +/- 5 <3 8/30/2006, 200620865125 MW-53 120'*... 4.013 +/- 0.2E3 20.1 +/- 0.9 Ra226 43+/- 9 62 +/-8 MW-53 120' unfiltered, Ra226 22 +/- 9 MW-53 120' filtered, Ra226 6+/-5 9/7/2006 200620865126 MW-54 206' 2.47E3 +/- 0.19E3 15+/- 0.9 ND 44+/-5 16+/-3 9/8/2006 200620865127 MW-56 85' 8.3E2 +/- 1.3E2 2.2 +4-0.5 ND 11 +1-4 <2 9/8/2006 200620865128 MW-65 80' 2.3E2 +/- 1.1 E2 <0.5 ND 30+/- 8 32 +1-6 9/15/2006 200620865141 MW-59 70' 2.4E2 +/- 1.2E2 <0.5 Ra226 36+/- 8 8+/- 7 MW-59 70'. Ra226 6 +/-4 9/19/2006 200620865138 LAF-001 (003) <120 <0.4 ND 33+/- 8 8+/- 5 9/19/2006 200620865139 LAF-002 (003) <120 <0.5 ND 35+/- 8 70+/- 6 9/19/2006 200620865140 LAF-003 (003) <120 <0.5 ND 6+/-3 2.6 +/- 1.9 11/15/2006 200620865158 MW-49 65' 3.4E3 +I- 0.2E3 19.9 +/-1 ND 49+/- 5 9+/- 4 11/15/2006 200620865159 MW-50 42' 2.9E3 +/- 0.2E3 13.1 +/- 0.8 ND 41 +/-5 <3 11/15/2006 200620865160 MW-49 26' 7.9E3 +/- 0.4E3 15.5 +/- 0.9 ND 40+/-5 <5 11/15/2006 200620865161 MW-49 42' 6.7E3 +/- 0.3E3 24.9 +/- 1.2 ND 58+/-5 5+/-4 11/15/2006 200620865162 MW-50 67' 5.7E3 +/- 0.3E3 30.4 +4- 1.3 ND 70+/-5 <5 11/16/2006 200620865166 MW-58 65' 1.9E2 +/- 1.0E2 <0.4 ND 15 +/-4 12 +/-2 11/16/2006 200620865167 MW-58 26' 3.3E2 +/- 1.1 E2 <0.4 ND 12+/-4 4+/-2 11/17/2006 200620865168 MW-39 200' 3.1E2 +/- 1.1E2 2.3+4-0.6 ND 18+/-4 4+/-3 11/16/2006 200620865169 MW-59 45' 2.0E2 +/- 1.0E2 <0.3 ND 17+/-4 4 +/-3 11/16/2006 200620865170 MW-59 31' 1.9E2 +/- 1.0E2 <0.3 ND 14+/-5 7+/-3 11/16/2006 200620865171 MW-59 68' 2.5E2 +/- 1.0E2 <0.3 ND 104+-5 11 +1-3 11/17/2006 200620865172 MW-42 41' 1.93E3 +/- 0.17E3 9.8 +/-0.6 Cs137 7.7E3 +/- 0.2E3 20+/-2 MW-42 41', Cs137 8.1 E3 +/- 0.3E3 11/16/2006 200620865164 MW-42 43' 2.48E3 +/- 0.19E3 12.9 +/- 0.7 Cs137 8.5E3 +/- 0.3E3 5.4 +4- 1.9 MW-42 43', Cs137 8.4E3 +/- 0.3E3 11/16/2006 200620865163 MW-42 45.5' 2.45E3 +/- 0.19E3 12.5 +/-0.7 Cs137 7.7E3 +/-0.2E3 11 +/-2 MW-42 45.5', Cs137 8.0E3 +/- 0.3E3 11/16/2006 200620865165 MW-42 48' 2.25E3 +/- 0.19E3 9.5 +4-0.6 Cs137 8.1 E3 +/- 0.2E3 3.8 +4-1.8 MW-42 48', Cs137 8.1 E3 +/- 0.31E3 LAF - LaFarge Gypsum Well GA - Gross Alpha, GB - Gross Beta NA - Not Applicable (This analysis was not performed)

ND - Non Detect ( No readings at or above detection limits)

RDP - Dissolved Radon Decay Products INS - Insufficient Sample Volume for this Analysis Sr-90 Bkg Range =0.8 - 1.3 pCi/I NYSDOH Data, 1987 - 1990.

Analysis for Sr-90 repeated with 600m] of sample for better counting statistics Review of GA Result requested -->sample high in suspended solids Result recalculated to account for new filter paper

        • Turbid Sample

Indian Point Groundwater Investigation Summary NYS Results as of 04/09/2007 Samplind Date SampleID .. Smple L-6cation T Tritiuhu pCi/I Sr-90"Ci/I ... GammraSpec' 'GB pCi/I '7- GANpCi/I 10/21/2005 200520855628 U2 CST <110 NA NA 10/21/2005 200520855629 U3-T2 1420 +1- 160 NA NA 10/21/2005 200520855630 U3-2 510 +/- 130 NA NA 10/21/2005 200520855631 MW-111 267000 +/- 8000 1.9 +/- 0.7

  • ND 9.0 +/- 6.0 5.0 +/- 2.0 10/21/2005 200520855632 U3-4 340 +/- 120 NA NA 10/21/2005 200520855633 U3-1 <110 NA NA 10/21/2005 200520855634 U3-3 <110 NA NA 10/21/2005 200520855535 U3-T1 <110 NA NA 11/30/2005 200520855645 Trap Rock Quarry 90 +/- 60 <0.5 ND 11/30/2005 200520855646 Algonquin Creek <60 <0.5 RDP 11/30/2005 200520855647 5th Street Well <60 <0.5 RDP 11/30/2005 200520855648 Gypsum Plant Outfall <60 <0.5 RDP 12/06/2005 200520855658 LaFarge Gypsum Well #1 <50 NA NA 12/06/2005 200520855659 LaFarge Gypsum Well #3 <50 NA NA 12/08/2005 200520855654 MW38 700 +/- 120 NA NA 12/08/2005 200520855655 MW101 <50 NA NA 12/08/2005 200520855656 MW 105 100 +/- 90 NA NA 12/08/2005 200520855657 MW107 <50 NA NA 02/07/2006 200620865001 MW-30 72' 3.76E5 +/- 0.11 E5 <0.5 ND 02/07/2006 200620865002 MW-31 3.38E4 +/- 0.12E4 <0.5 ND 02/07/2006 200620865003 MW-32 1.92E4 +/- 0.07E4 <0.6 ND 02/07/2006 200620865004 MW-33 2.02E5 +/- 0.06E5 <0.5 ND 02/07/2006 200620865005 MW-34 1.74E5 +/- 0.05E5 <0.6 ND 02/07/2006 200620865006 MW-35 8.9E4 +/- 0.3E4 <0.5 ND 02/07/2006 200620865007 MW-36 2.1E4 +/- 0.08E4 1.1 +/- 0.6 ND 02/08/2006 200620865008 MW-38 <110 <0.5 ND 02/08/2006 200620865009 MW-48 250 +/- 110 <0.5 ND 02/07/2006 200620865010 MW-111 1.96E5 +/- 0.06E5 1.6 +/- 0.05 ND 9.9 +/- 1.7 2.6 +/- 0.9 01/30/2006 200620865011 Doodletown Bight @ PIP Maint. <90 <0.5 ND 02/08/2006 200620865012 Algonquin Creek <90 <0.6 ND 02/08/2006 200620865013 Trap Rock Quarry <90 0.9 +/- 0.6 ND 01/30/2006 200620865014 Lake Kanawauke <90 <0.4 ND 01/30/2006 200620865015 Ramapo River @ Arden Rd <90 <0.4 ND 02/08/2006 200620865016 Hudson River Middle of waterfront <90 <0.4 ND 02/08/2006 200620865017 Hudson River Unit 2 Outfall <90 <0.4 ND 02/08/2006 200620865018 Hudson River Off Manhole 1 <90 <0.4 ND 02/08/2006 2006208650'19 Gypsum Plant Outfall <90 <0.4 ND 02/08/2006 200620865020 Hudson River North of IPEC <90 <1.0 ND 02/28/2006 200620865024 MW-37 22' 1.48E4 +/- 0.06E4 INS ND 02/28/2006 200620865025 MW-37 32' 2.89E4 +/- 0.10E4 INS ND 02/28/2006 200620865026 MW-37 40' 1.61 E4 4/- 0.06E4 INS ND 02/28/2006 200620865027 MW-37 57' 1.54E4 +/- 0.06E4 INS ND

_ _ _ _ ~~~~ ~ ~ ~ ~~~~~~I

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Indian Point Groundwater Investigation Summary NYS Results as of 04/09/2007 Sampling Date Samp0 le ID &'SampleLocation- ritium pci/I Sr-90 pCi/lr Gamma Spect GB0pi.. GA pBiIi/

03/10/2006 200620865028 MW-37 22' 2.20E4 +/- 0.08E4 8.3 +/- 0.7 ND 26 +/- 4 <1.7 03/10/2006 200620865029 MW-37 32' 2.79E4 +/- 0.10E4 23.9 +/- 1.1 ND 56+/-4 3.8 +/- 1.7 03/10/2006 200620865030 MW-37 40' ** 1.63E4 +/- 0.06E4 22.3 +/- 1.2 ND 73 +/- 7 67 +/- 4 03/10/2006 200620865031 MW-37 57' 1.54E4 +/- 0.06E4 27.3 +/- 1.2 ND 62 +/- 4 2.9 +/- 1.8 03/22/2006 200620865040 MW-49 25.5' 1.53E4 +/- 0.06E4 17.0 +/- 0.9 ND 44 +/- 4 <1.5 03/22/2006 200620865041 MW-49 42' 9.4E3 +/- 0.4E3 24.1 +/- 1.1 ND 58 +/- 4 3.2 +/- 1.6 03/22/2006 200620865042 MW-49 65.5' 6.7E3 +/- 0.3E3 23.8 +/- 1.1 ND 53 +/- 4 8.4 +/- 1.6 03/22/2006 200620865043 MW-50 42' 7.7E3 +/- 0.4E3 25.9 +/- 1.2 ND 63 +/- 4 3.6 +/- 1.2 03/22/2006 200620865044 MW-50 67' 9.8E3 +/- 0.4E3 31.6 +/-1.3 ND 76 +/- 4 <1.2 03/23/2006 200620865045 MW-42 49' 2.7E3 +/- 0.2E3 60 +/- 2 Cs137, Co6O 1.32E4 +/-0.04E4 68 +/- 3 MW-42 49' with solids, Cs-i137 1.99E4 +/- 6.12E2 MW-42 49' decanted, Cs-137 1.31 E4 +/- 0.04E4 MW-42 49' with solids, Co-60 23 +/- 6 MW-42 49' decanted, Co-60 21 +/- 11 03/24/2006 200620865046 MW-42 78' 4.7E2 +/- 1.2E2 <1.0 Cs137, Co6O, K40, RDP 94.8 +/-6.8 6.9 +/-3.8 MW-42 78' with solids, Cs-1 37 1.12E3 +/- 0.04E3 MW-42 78' decanted, Cs-137 1.85E2 +/- 0.4E2 MW-42 78' with solids, Co-60 3.4 +/- 0.9 MW-42 78' decanted, Co-60 <5.9 MW-42 78' with solids, K-40 40+/- 10 MW-42 78' decanted, K-40 <98 03/23/2006 200620865037 MW-36 26' 3.53E4 +/- 0.12E4 0.9 +/- 0.4 ND 16 +/- 3 8.1 +/- 1.5 03/24/2006 200620865038 MW-36 41' 5.97E4 +/- 0.19E4 4.4 +/- 0.5 ND 17 +/- 3 3.7 +/- 1.1 03/23/2006 200620865039 MW-36 52' 2.65E4 +/- 0.09E4 6.1 +/- 0.5 ND 21 +/- 3 9.9 +/- 1.4 04/13/2006 200620865047 MW-47 56' 5.0E2 +/- 1.4E2 0.8 +/- 0.7 ND 25+/-8 21 +/- 4 04/13/2006 200620865048 MW-47 80' 2.1 E3 +/- 0.2E3 3.9 +/- 0.4 ND 15+/-4 1.7 +/- 1.5 04/12/2006 200620865049 MW-46 30' 1.78E3 +/- 0.18E3 <0.9 ND 20+/- 8 15 +/- 4 04/11/2006 200620865050 MW-40 200' <100 0.7 +/- 0.4 ND 16+/- 8 15+/- 4 04/11/2006 200620865051 MW-51 200' 1.5E2 +/- 1.1 E2 <0.4 ND 15+/-6 20+/-2 04/12/2006 200620865052 MW-48 37.5' 1.2E2 +/- 1.0E2 <0.7 RDP 24 +/- 4 29.5 +/- 1.7 04/12/2006 200620865053 MW-48 52' 3.7E2 +/- 1.3E2 <0.7 ND 25 +/- 8 13 +/- 3 04/12/2006 200620865054 MW-41 41' 5.8E2 +/- 1.4E2 5.0 +/- 0.8 ND 18 +/- 4 4.2 +/- 1.6 04/12/2006 200620865055 MW-41 63' 4.7E2 +/- 1.3E2 5.7 +/- 0.5 ND 16+/-4 3.1 +/- 1.6 04/12/2006 200620865056 MW-43 28' 2.9E2 +/- 1.2E2 <0.4 K40, RDP <20 20 +/- 7 04/12/2006 200620865057 MW-43 62' <110 0.6 +/- 0.4 ND 14+/- 6 26 +/- 20 04/11/2006 200620865058 Fishkill Creek <130 <0.4 ND <4.0 1.2 +/- 1.0 04/11/2006 200620865059 Philpse Brook <90 <0.4 ND <1.1 0.35 +/- 0.19 04/17/2006 200620865060 MH-5 U2 Curtain prior to outage 2.3E2 +/- 1.0E2 <0.4 ND 7 +/- 4 <1.1 04/18/2006 200620865061 Hudson River near MHM Discharge <90 <0.5 ND 13+/-4 7.9 +/- 1.2 08/18/2006 200620865087 MW-30 74' 2.49E5 +/- 0.08E5 <0.7 ND 11 +/- 4 9 +/- 3 08/22/2006 200620865088 MW-30 88' 4.52E4 +/- 0.18E4 <0.7 ND 11 +/- 4 6 +/- 3 08/23/2006 200620865124 MW-53 80' 1.21 E4 +/- 0.05E4 9.3 +/- 0.6 ND 29 +/- 7 11 +/- 4 08/24/2006 200620865122 MW-57 45' 4.1 E3 +/- 0.3E3 24.9 +/- 1.1 ND 45+/- 9 <7

Indian Point Groundwater Investigation Summary NYS Results as of 04/09/2007 Samplrin Dateý Samle ID Samhple Locationr  % Tritium p'CiOI ' Si90pCi/I GammaSpec

.Ci/. GB` pCi/... GA 08/25/2006 200620865123 MW-55 78' 1.47E4 +/- 0.06E4 30.2 +/- 1.2 ND 70 +/- 5 <3 08/30/2006 200620865125 MW-53 120.**** 4.0E3 +/- 0.2E3 20.1 +/- 0.9 Ra226 43 +/- 9 62 +/- 8 MW-53 120' unfiltered, Ra226 22 +/-9 MW-53 120' filtered, Ra226 6 +/- 5 0910712006 200620865126 MW-54 206' 2.47E3 +/- 0. 19E3 15 4/- 0.9 ND 44 +1-5 16 +1-3 09/08/2006 200620865127 MW-56 85' 8.3E2 +/- 1.3E2 2.2 +/- 0.5 ND 11 +/-4 <2 09/08/2006 200620865128 MW-65 80' 2.3E2 +/- 1.1 E2 <0.5 ND 30 +/- 8 32 +/-6 09/15/2006 200620865141 MW-59 70' 2.4E2 +/- 1.2E2 <0.5 Ra226 36 +/- 8 8 +/- 7 MW-59 70', Ra226 6 +/- 4 09/19/2006 200620865138 LAF-001 (003) <120 <0.4 ND 33 +/-8 8 +/-5 09/19/2006 200620865139 LAF-002 (003) <120 <0.5 ND 35 +/- 8 70 +/- 6 09/19/2006 200620865140 LAF-003 (003) <120 <0.5 ND 6 +/- 3 2.6 +4- 1.9 11/15/2006 200620865158 MW-49 65' 3.4E3 +/- 0.2E3 19.9 +/-1 ND 49 +/-5 9 +/-4 11/15/2006 200620865159 MW-50 42' 2.9E3 +/- 0.2E3 13.1 +/- 0.8 ND 41 +/-5 <3 11/15/2006 200620865160 MW-49 26' 7.9E3 +/- 0.4E3 15.5 +/- 0.9 ND 40+/-5 <5 11/15/2006 200620865161 MW-49 42' 6.7E3 +/- 0.3E3 24.9 +/- 1.2 ND 58 +/- 5 5 +/-4 11/15/2006 200620865162 MW-50 67' 5.7E3 +/- 0.3E3 30.4 +/- 1.3 ND 70 +/- 5 <5 11/16/2006 200620865166 MW-58 65' 1.9E2 +/- 1.0E2 <0.4 ND 15 +/-4 12+/-2 11/16/2006 200620865167 MW-58 26' 3.3E2 +/- 1.1 E2 <0.4 ND 12+/-4 4 +/- 2 11/17/2006 200620865168 MW-39 200' 3.1 E2 +/- 1.1 E2 2.3 +/- 0.6 ND 18+/-4 4 +/- 3 11/16/2006 200620865169 MW-59 45' 2.0E2 +/- 1.0E2 <0.3 ND 17 +/- 4 4 +/- 3 11/16/2006 200620865170 MW-59 31' 1.9E2 +/- 1.0E2 <0.3 ND 14 +/- 5 7 +/-3 11/16/2006 200620865171 MW-59 68' 2.5E2 +/- 1.0E2 <0.3 ND 10 +/- 5 11 +/-3 11/17/2006 200620865172 MW-42 41' 1.93E3 +/- 0.17E3 9.8 +/- 0.6 Cs137 7.7E3 +/- 0.2E3 20+/-2 MW-42 41', Cs137 8.1 E3 +/- 0.3E3 11/16/2006 200620865164 MW-42 43' 2.48E3 +/- 0.19E3 12.9 +/- 0.7 Cs137 8.5E3 +/- 0.3E3 5.4 +4- 1.9 MW-42 43', Cs137 8.4E3 +/- 0.3E3 11/16/2006 200620865163 MW-42 45.5' 2.45E3 +/- 0.19E3 12.5 +4- 0.7 Cs137 7.7E3 +/- 0.2E3 11 +/- 2 I I MW-42 45.5', Cs137 I I 8.0E3 +/- 0.3E3 I 11/16/2006 200620865165 MW-42 48' 2.25E3 +/- 0.19E3 9.5 +4- 0.6 Cs137 8.1 E3 +/- 0.2E3 3.8 +/- 1.8 MW-42 48', Cs137 8.1 E3 +/- 0.3E3 LAF - LaFarge Gypsum Well GA - Gross Alpha, GB - Gross Beta NA - Not Applicable (This analysis was not performed)

ND - Non Detect ( No readings at or above detection limits)

RDP - Dissolved Radon Decay Products INS - Insufficient Sample Volume for this Analysis Sr-90 Bkg Range =0.8 - 1.3 pCi/I NYSDOH Data, 1987 - 1990.

  • Analysis for Sr-90 repeated with 600ml of sample for better counting statistics
    • Review of GA Result requested -->sample high in suspended solids Result recalculated to account for new filter paper
        • Turbid Sample
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