ZS-2019-0048, Discontinuation Agreement Regarding Groundwater Monitoring at Zion
ML19288A067 | |
Person / Time | |
---|---|
Site: | Zion File:ZionSolutions icon.png |
Issue date: | 10/09/2019 |
From: | Gerard van Noordennen ZionSolutions |
To: | Document Control Desk, Office of Nuclear Material Safety and Safeguards |
References | |
ZS-2019-0048 | |
Download: ML19288A067 (16) | |
Text
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z10NSOLUTIONSw:-,.- - - - - - - -
"""~'""-=-.e October 9, 2019 ZS-2019~0048 U.S. Nuclear Regulatory Commission ATTN: Document Control Desk Washington, DC 20555-0001 Zion Nuclear Power Station, Units 1 and 2 Facility Operating License Nos. DPR-39 and DPR-48 NRC Docket Nos. 50-295 and 50-304
Subject:
Discontinuation Agreement Regarding Groundwater Monitoring at Zion ZionSolutions is requesting the Nuclear Regulatory Commission (NRC) concurrence regarding the termination of the groundwater monitoring program at the Zion facility. Groundwater monitoring has been ongoing throughout the decommissioning process and is performed on a quarterly basis.
During the ZionSolutions monitoring period, only 'very low levels of tritium have been identified.
ZionSolutions is proposing that the groundwater sampling program be discontinued one quarter after the completion of all demolition activities and removal of all radwaste from the site. The last of the sacrificial soil used to demolish the Containment Buildings has been shipped offsite. Therefore, the last groundwater samples will be taken in the fourth quarter of,2019.
A summary of groundwater sample results to date is provided in Attachment 1. Tritium was not detected at a concentration greater than 200 pCi/L in the eleven samples collected during the 3rd quarter 2019 RGPP sampling round. Additionally, gamma-radionuclides, hard-to-detects (Fe-55 and Ni-63, and Sr-90 wt:;re not detected in groundwater samples collected during the 3rd quarter 2019 RGPP sampling round. The attached table summarizes the findings of the August 2019 sampling round. If any sample result anomalies occur between now and when the final samples are taken, ZionSolutions will commit to additional sampling as agreed to with the NRC.
Several verbal discussions with the NRC have taken place regarding the termination of the groundwater monitoring program and it is our understanding that there is mutual agreement regarding the proposal for termination of the program. We are requesting NRC concurrence of this proposal via written communication.
There are no regulatory commitments made in this submittal. If you should have any questions regarding this submittal, please contact me at (860) 462-9707.
Respectfully, b.PAA.4A-, 'Y7Z-_ ~
Gerard van N oordennen Vice President Regulatory Affairs Attachment 1 - Summary of Groundwater Monitoring Sample Results cc: John Hickman, U.S. NRC Senior Project Manager Regional Administrator, U.S. NRC, Region III Service List (Cover letter only, no Attachments) 101 Shiloh.Boulevard, Zion* IL 60099 (224) 789-4016
- Fax: (224) 789-4008
- www.zionsolutionscompany.com
Zion Nuclear Power Station, Unit 1 and 2 License Transfer Service List cc:
Ken Robuck Steven A. Reynolds President and CEO Manager, Nuclear Facility Inspection EnergySolutions Division of Nuclear Safety 299 South Main Street, Suite 1700 Illinois Emergency Management Agency Salt Lake City, UT 84111 245 W. Roosevelt Road, Units 55 & 56 West Chicago, Illinois 60185 John Sauger President and Chief Nuclear Officer Kelly F. Grahn, Senior Health Physicist ReactorD&D Illinois Emergency Management Agency EnergySolutions Division of Nuclear Safety 121 W. Trade Street, Suite 2700 245 W Roosevelt Road, Building 8, Suite 55 Charlotte, NC 28202 West Chicago, IL 60185 Bruce Hinkley William P. Mazzeno Senior VP D&D Operations Emergency Management Coordinator EnergySolutions Lake County Emergency Management Agency 121 W. Trade Street, Suite 2700 1303 N. Milwaukee Avenue Charlotte, NC 28202 Libertyville, IL 60048-1308 Gerard van N oordennen John E. Matthews Senior VP Regulatory Affairs Morgan, Lewis & Bockius LLP EnergySolutions 1111 Pennsylvania A venue, NW 121 W. Trade Street, Suite 2700 Washington, DC 20004 Charlotte, NC 28202 Jerry I:Iouff General Manager ZionSolutions, LLC 2701 Deborah A venue Zion, IL 60099 Russ Workman General Counsel EnergySolutions 299 South Main Street, Suite 1700 Salt Lake City, UT 84111
Attachment 1 Summary of Groundwater Monitoring Sample Results
ZionSolutions, LLC ZS-2019-0048: Attachment 1 Page 1 of 13 Summary of Groundwater Monitoring Sample Results Result Sample ID Sample Date Qua) Aquifer (pCi/1)
MW-ZN-OIS 5/26/2006 261 + Groundwater MW-ZN-01S 5/26/2006 586 + Groundwater MW-ZN-01S 6/28/2006 220 + Groundwater MW-ZN-01S 6/28/2006 186 u Groundwater MW-ZN-01S 10/26/2006 190 u Groundwater MW-ZN-01S 10/26/2006 182 u Groundwater MW-ZN-01S 10/26/2006 180 u Groundwater MW-ZN-01S 10/26/2006 185 u Groundwater MW-ZN-01S 5/22/2007 161 u Groundwater MW-ZN-01S 10/30/2007 178 u Groundwater MW-ZN-01S 4/21/2008 188 u Groundwater MW-ZN-01S 9/23/2008 168 u Groundwater MW-ZN-01S 5/4/2009 161 u Groundwater MW~ZN-01S 9/21/2009 178 u Groundwater MW-ZN-01S 4/7/2010 180 u Groundwater MW-ZN-01S 9/14/2010 181 u Groundwater MW-ZN-01S 3/24/2011 171 u Groundwater MW-ZN-01S 6/14/2011 192 u Groundwater MW-ZN-01S 9/8/2011 167 u Groundwater MW-ZN-01S 10/3/2011 178 u Groundwater MW-ZN-01S 2/14/2012 173 u Groundwater MW-ZN-01S 6/7/2012 157 u Groundwater MW-ZN-01S 9/18/2012 173 u Groundwater MW-ZN-01S 10/1/2012 197 u Groundwater MW-ZN-01S 3/11/2013 188 u Groundwater MW-ZN-01S 5/20/2013 174 u Groundwater MW-ZN-01S 9/10/2013 196 u Groundwater MW-ZN-01S 10/8/2013 182 u Groundwater MW-ZN-01S 3/10/2014 185 u Groundwater MW-ZN-01S 5/19/2014 181 u Groundwater MW-ZN-01S 9/25/2014 180 u Groundwater MW-ZN-01S 10/14/2014 162 u Groundwater MW-ZN-01S 3/11/2015 178 u Groundwater MW-ZN-01S 6/3/2015 182 u Groundwater MW-ZN-01S 8/4/2015 192 u Groundwater MW-ZN-01S 10/13/2015 179 u Groundwater MW-ZN-01S 3/9/2016 185 u Groundwater MW-ZN-01S 5/3/2016 184 u Groundwater MW-ZN-01S 8/2/2016 182 u Groundwater MW-ZN-01S 11/13/2016 194 u Groundwater
ZionSolutions, LLC ZS-2019-0048: Attachment 1 Page 2 of 13 Summary of Groundwater Monitoring Sample Results Result Sample ID Sample Date Qual Aquifer (pCi/1)
MW-ZN-01S 3/18/2017 188 u Groundwater MW-ZN-01S 5/6/2017 197 u Groundwater MW-ZN-01S 8/18/2017 177 u Groundwater MW-ZN-01S 11/5/2017 170 u Groundwater MW-ZN-01S 2/18/2018 193 u Groundwater MW-ZN-01S 5/4/2018 176 u Groundwater MW-ZN-01S 8/3/2018 194 u Groundwater MW-ZN-01S 12/13/2018 184 u Groundwater MW-ZN-01S 2/23/2019 193 u Groundwater MW-ZN-01S 5/10/2019 183 u Groundwater MW-ZN-01S 8/2/2019 191 u Groundwater MW-ZN-02S 5/26/2006 168 u Groundwater MW-ZN-02S 5/26/2006 173 u Groundwater MW-ZN-02S 10/26/2006 182 u Groundwater MW-ZN-02S 10/26/2006 190 u Groundwater MW-ZN-02S 5/21/2007 163 u Groundwater MW-ZN-02S 10/30/2007 185 u Groundwater MW-ZN-02S 4/21/2008 197 u Groundwater MW-ZN-02S 9/23/2008 139 u Groundwater MW-ZN-02S 5/4/2009 160 u Groundwater MW-ZN-02S 9/21/2009 173 u Groundwater MW-ZN-02S 4/7/2010 180 u Groundwater MW-ZN-02S 9/14/2010 177 u Groundwater MW-ZN-02S 3/24/2011 170 u Groundwater MW-ZN-02S 6/14/2011 175 u Groundwater MW-ZN-02S 9/8/2011 168 u Groundwater MW-ZN-02S 10/3/2011 179 u Groundwater MW-ZN-02S 2/14/2012 176 u Groundwater MW-ZN-02S 6/7/2012 161 u Groundwater MW-ZN-02S 9/18/2012 170 u Groundwater MW-ZN-02S 10/1/2012 192 u Groundwater MW-ZN-02S 3/12/2013 188 u Groundwater MW-ZN-02S. 5/20/2013 174 u Groundwater MW-ZN-02S 9/10/2013 192 u Groundwater MW-ZN-02S 10/8/2013 197 u Groundwater MW-ZN-02S 3/10/2014 179 u Groundwater MW-ZN-02S 5/19/2014 181 u Groundwater MW-ZN-02S 9/25/2014 184 u Groundwater MW-ZN-02S 10/14/2014 163 u Groundwater MW-ZN-02S 3/10/2015 179 u Groundwater
ZionSolutions, LLC ZS-2019-0048: Attachment 1 Page 3 of 13 Summary of Groundwater Monitoring Sample Results Result Sample ID Sample Date Qua) Aquifer (pCi/1)
MW-ZN-02S 5/30/2015 182 u Groundwater MW-ZN-02S 8/4/2015 187 u Groundwater MW-ZN-02S 10/13/2015 180 u Groundwater MW-ZN-02S 3/9/2016 184 u Groundwater MW-ZN-02S 5/3/2016 177 u Groundwater MW-ZN-02S 8/2/2016 180 u Groundwater MW-ZN-02S 11/13/2016 196 u Groundwater MW-ZN-02S 3/24/2017 186 u Groundwater MW-ZN-02S 5/6/2017 195 u Groundwater MW-ZN-02S 8/18/2017 170 u Groundwater MW-ZN-02S 11/5/2017 183 u Groundwater MW-ZN-02S 3/11/2018 191 u Groundwater MW-ZN-02S 5/4/2018 180 u Groundwater MW-ZN-02S 8/3/2018 193 u Groundwater MW-ZN-02S 10/28/2018 196 u Groundwater MW-ZN-02S 3/1/2019 187 u Groundwater MW-ZN-02S 5/10/2019 182 u Groundwater MW-ZN-02S 8/5/2019 190 u Groundwater MW-ZN-03S 5/25/2006 174 u Groundwater MW-ZN-03S 5/25/2006 166 u Groundwater MW-ZN-03S 5/25/2006 162 u Groundwater MW-ZN-03S 10/26/2006 186 u Groundwater MW-ZN-03S 10/26/2006 183 u Groundwater MW-ZN-03S 5/21/2007 163 u Groundwater MW-ZN-03S 10/30/2007 189 u Groundwater MW-ZN-03S 4/21/2008 193 u Groundwater MW-ZN-03S 9/23/2008 140 u Groundwater MW-ZN-03S 5/4/2009 160 u Groundwater MW-ZN-03S 9/21/2009 178 u Groundwater MW-ZN-03S 4/7/2010 176 u Groundwater MW-ZN-03S 9/14/2010 177 u Groundwater MW-ZN-03S 3/24/2011 169 u Groundwater MW-ZN-03S 6/14/2011 166 u Groundwater MW-ZN-03S 9/8/2011 171 u Groundwater MW-ZN-03S 10/3/2011 181 u Groundwater MW-ZN-03S 2/14/2012 172 u Groundwater MW-ZN-03S 6/7/2012 159 u Groundwater MW-ZN-03S 9/18/2012 170 u Groundwater MW-ZN-03S 10/1/2012 193 u Groundwater MW-ZN-03S 3/12/2013 183 u Groundwater
ZionSolutions, LLC ZS-2019-0048: Attachment 1 Page 4 of 13 Summary of Groundwater Monitoring Sample Results Result Sample ID Sample Date Qual Aquifer (pCi/1)
MW-ZN-03S 5/20/2013 177 u Groundwater MW-ZN-03S 9/11/2013 196 u Groundwater MW-ZN-03S 10/8/2013 170 u Groundwater MW-ZN-03S 3/10/2014 180 u Groundwater MW-ZN-03S 5/19/2014 185 u Groundwater MW-ZN-03S 9/25/2014 183 u Groundwater MW-ZN-03S 10/15/2014 162 u Groundwater MW-ZN-03S 3/10/2015 176 u Groundwater MW-ZN-03S 5/30/2015 183 u Groundwater MW-ZN-03S 8/4/2015 186 u Groundwater MW-ZN-03S 10/13/2015 182 u Groundwater MW-ZN-03S 3/8/2016 183 u Groundwater MW-ZN-03S 5/3/2016 176 u Groundwater MW-ZN-03S 8/3/2016 177 u Groundwater MW-ZN-03S 11/13/2016 197 u Groundwater MW-ZN-03S 3/24/2017 192 u Groundwater MW-ZN-03S 5/6/2017 193 u Groundwater MW-ZN-03S 8/19/2017 175 u Groundwater MW-ZN-03S 11/5/2017 184 u Groundwater MW-ZN-03S 3/4/2018 189 u Groundwater MW-ZN-03S 5/5/2018 178 u Groundwater MW-ZN-03S 8/3/2018 193 u Groundwater MW-ZN-03S 10/28/2018 196 u Groundwater MW-ZN-03S 3/1/2019 191 u Groundwater MW-ZN-03S 5/10/2019 183 u Groundwater MW-ZN-03S 8/5/2019 190 u Groundwater MW-ZN-04S 5/24/2006 176 u Groundwater MW-ZN-04S 5/24/2006 170 u Groundwater MW-ZN-04S 10/26/2006 175 u Groundwater MW-ZN-04S 10/26/2006 165 u Groundwater MW-ZN-04S 5/21/2007 163 u Groundwater MW-ZN-04S 10/30/2007 186 u Groundwater MW-ZN-04S 4/21/2008 193 u Groundwater MW-ZN-04S 9/23/2008 144 u Groundwater MW-ZN-04S 5/4/2009 158 u Groundwater MW-ZN-04S 9/21/2009 178 u Groundwater MW-ZN-04S 4/7/2010 183 u Groundwater MW-ZN-04S 9/14/2010 180 u Groundwater MW-ZN-04S 3/24/2011 171 u Groundwater MW-ZN-04S 6/14/2011 164 u Groundwater
ZionSolutions, LLC ZS-2019-0048: Attachment 1 Page 5 of 13 Summary of.Groundwater Monitoring Sample Results Result Sample ID Sample Date Qual Aquifer (pCi/1)
MW-ZN-04S 9/8/2011 168 u Groundwater MW-ZN-04S 10/3/2011 177 u Groundwater MW-ZN-04S 2/16/2012 173 u Groundwater MW-ZN-04S 6/7/2012 159 u Groundwater MW-ZN-04S 9/18/2012 168 u Groundwater MW-ZN-04S 10/1/2012 191 u Groundwater MW-ZN-04S 3/12/2013 186 u Groundwater MW-ZN-04S 5/20/2013 175 u Groundwater MW-ZN-04S 9/16/2013 197 u Groundwater MW-ZN-04S 10/8/2013 166 u Groundwater MW-ZN-04S 3/10/2014 178 u Groundwater MW-ZN-04S 5/19/2014 185 u Groundwater MW-ZN-04S 9/25/2014 180 u Groundwater MW-ZN-04S 10/15/2014 162 u Groundwater MW-ZN-04S 3/10/2015 180 u Groundwater MW-ZN-04S 6/4/2015 183 u Groundwater MW-ZN-04S 8/4/2015 192 u Groundwater MW-ZN-04S 10/13/2015 181 u Groundwater MW-ZN-04S 3/8/2016 181 u Groundwater MW-ZN-04S 5/3/2016 178 u Groundwater MW-ZN-04S 8/3/2016 180 u Groundwater MW-ZN-04S 11/12/2016 I 200 u Groundwater MW-ZN-04S 3/24/2017 194 u Groundwater MW-ZN-04S 5/6/2017 194 u Groundwater MW-ZN-04S 8/19/2017 180 u Groundwater MW-ZN-04S 11/12/2017 186 u Groundwater MW-ZN-04S 3/4/2018 172 u Groundwater MW-ZN-04S I 5/5/2018 182 u Groundwater MW-ZN-04S 8/4/2018 194 u Groundwater MW-ZN-04S 10/27/2018 196 u Groundwater MW-ZN-04S 3/1/2Q19 186 u Groundwater MW-ZN-04S 5/10/2019 182 u Groundwater MW-ZN-04S 8/5/2019 190 u Groundwater MW-ZN-05S 5/26/2006 174 u Groundwater MW-ZN-05S 10/26/2006 169 u Groundwater MW-ZN-05S 10/26/2006 173 u Groundwater MW-ZN-05S 3/24/2011 171 u Groundwater MW-ZN-05S 6/15/2011 164 u Groundwater MW-ZN-05S 9/8/2011 170 u Groundwater MW-ZN-05S 10/4/2011 177 u Groundwater
ZionSolutions, LLC ZS-2019-0048: Attachment 1 Page 6 of 13 Summary of Groundwater Monitoring Sample Results Result Sample ID Sample Date Qual Aquifer (pCi/1)
MW-ZN-05S 2/15/2012 173 u Groundwater MW-ZN-05S 6/8/2012 161 u Groundwater MW-ZN-05S 9/19/2012 170 u Groundwater MW-ZN-05S 10/2/2012 193 u Groundwater MW-ZN-05S 3/14/2013 187 u Groundwater MW-ZN-05S 5/22/2013 178 u Groundwater MW-ZN-05S 9/10/2013 195 u Groundwater MW-ZN-05S 10/7/2013 168 u Groundwater MW-ZN-05S 3/13/2014 181 u Groundwater MW-ZN-05S 5/20/2014 183 u Groundwater MW-ZN-05S 9/25/2014 185 u Groundwater MW-ZN-05S 10/13/2014 167 + Groundwater MW-ZN-05S 12/3/2014 186 u
- Groundwater MW-ZN-05S 3/10/2015 178 u Groundwater MW-ZN-05S 6/4/2015 182 u Groundwater MW-ZN-05S 8/5/2015 190 u Groundwater MW-ZN-05S 10/14/2015 182 u Groundwater MW-ZN-05S 3/8/2016 185 u Groundwater MW-ZN-05S 5/2/2016 177 u Groundwater MW-ZN-05S 8/1/2016 177 u Groundwater MW-ZN-05S 11/11/2016 198 u Groundwater MW-ZN-05S 3/18/2017 195 u Groundwater MW-ZN-05S 5/6/2017 194 u Groundwater MW-ZN-05S 8/19/2017 174 u Groundwater MW-ZN-05S 11/4/2017 182 u Groundwater MW-ZN-05S 3/4/2018 173 u Groundwater MW-ZN-05S 5/5/2018 181 u Groundwater MW-ZN-05S 8/4/2018 193 u Groundwater MW-ZN-05S 10/27/2018 194 u- Groundwater MW-ZN-05S 3/2/2019 188 u Groundwater MW-ZN-05S 5/11/2019 183 u , Groundwater MW-ZN-05S 8/5/2019 193 u Groundwater MW-ZN-06S 5/25/2006 173 u Groundwater MW-ZN-06S 5/26/20p6 174 u Groundwater MW-ZN-06S 10/26/2006 179 u Groundwater MW-ZN-06S 10/26/2006 175 u Groundwater MW-ZN-06S 6/14/2011 166 u Groundwater MW-ZN-06S 9/8/2011 170 u Groundwater MW-ZN-06S 10/4/2011 178 u Groundwater MW-ZN-06S 2/15/2012 97 u Groundwater
ZionSolutions, LLC ZS-2019-0048: Attachment 1
\ Page 7 of 13 Summary of Groundwater Monitoring Sample Results Result Sample ID Sample Date Qual Aquifer (pCi/1)
MW-ZN-06S 6/8/2012 171 u Groundwater MW-ZN-06S 9/20/2012 170 u Groundwater MW-ZN-06S 10/2/2012 190 u Groundwater MW-ZN-06S 3/14/2013 189 u Groundwater MW-ZN-06S 5/21/2013 175 u Groundwater MW-ZN-06S 9/9/2013 196 u Groundwater MW-ZN-06S 10/7/2013 170 u Groundwater MW-ZN-06S 3/11/2014 179 u Groundwater MW-ZN-06S 5/21/2014 183 u Groundwater MW-ZN-06S 9/26/2014 184 u Groundwater MW-ZN-06S 10/14/2014 158 u Groundwater MW-ZN-06S 3/9/2015 177 u Groundwater MW-ZN-06S 6/4/2015 180 u Groundwater MW-ZN-06S 8/3/2015 187 u Groundwater MW-ZN-06S 10/14/2015 177 u Groundwater MW-ZN-06S 3/7/2016 183 u Groundwater MW-ZN-06S 5/4/2016 178 u Groundwater MW-ZN-06S 8/8/2016 179 u Groundwater MW-ZN-06S 11/12/2016 196 u Groundwater MW-ZN-06S 3/24/2017 194 u Groundwater MW-ZN-06S 5/14/2017 194 u Groundwater MW-ZN-06S 8/19/2017 174 u Groundwater MW-ZN-06S 11/12/2017 187 u Groundwater MW-ZN-06S 3/11/2018 173 u Groundwater MW-ZN-06S 5/5/2018 181 u Groundwater MW-ZN-06S 8/4/2018 189 u Groundwater MW-ZN-06S 10/27/2018 I 197 u Groundwater MW-ZN-06S 3/2/2019 186 u Groundwater MW-ZN-06S 5/14/2019 192 u Groundwater MW-ZN-06S 8/6/20191 189 u Groundwater MW-ZN-07S 5/24/2006 171 u Groundwater MW-ZN-07S 5/25/2006 168 u Groundwater MW-ZN-07S 10/25/2006 180 u Groundwater MW-ZN-07S 10/25/2006 177 u Groundwater MW-ZN-07S 10/25/2006 183 u Groundwater MW-ZN-07S 10/25/2006 182 u Groundwater MW-ZN-07S 6/14/2011 165 u Groundwater MW-ZN-07S 9/8/2011 167 u Groundwater MW-ZN-07S ' 10/4/2011 180 u Groundwater MW-ZN-07S 2/15/2012 174 u Groundwater
ZionSolutions, LLC ZS-2019-0048: Attachment 1 Page 8 of 13 Summary of Groundwater Monitoring Sample Results Sample ID Result Sample Date Qual Aquifer (pCi/1)
MW-ZN-07S - 6/8/2012 168 u Groundwater MW-ZN-07S 9/20/2012 167 u Groundwater MW-ZN-07S 10/2/2012 195 u Groundwater MW-ZN-07S 3/14/2013 . 189 u Groundwater MW-ZN-07S 5/21/2013 177 u Groundwater MW-ZN-07S 9/9/2013 193 u Groundwater MW-ZN-07S 10/7/2013 198 u Groundwater MW-ZN-07S 3/11/2014 179 u Groundwater MW-ZN-07S 5/21/2014 182 u Groundwater MW-ZN-07S 9/26/2014 182 u Groundwater MW-ZN-07S 10/14/2014 163 u Groundwater MW-ZN-07S 3/9/2015 174 u Groundwater MW-ZN-07S 6/8/2015 181 u Groundwater MW-ZN-07S 8/3/2015 186 u Groundwater MW-ZN-07S 10/12/2015 181 u Groundwater MW-ZN-07S 3/9/2016 183 u Groundwater MW-ZN-07S 5/4/2016 178 u Groundwater MW-ZN-07S 8/8/2016 185 u Groundwater MW-ZN-07S 11/13/2016 194 u Groundwater .
MW-ZN-07S 3/19/2017 192 u Groundwater MW-ZN-07S 5/7/2017 192 u Groundwater MW-ZN-07S 8/20/2017 175 u Groundwater MW-ZN-07S 11/12/2017 182 u Groundwater MW-ZN-07S 3/11/2018 171 u Groundwater MW-ZN-07S 5/5/2018 178 u Groundwater MW-ZN-07S 8/10/2018 194 . u Groundwater MW-ZN-07S 10/27/2018 196 u Groundwater MW-ZN-07S 3/2/2019 187 u Groundwater MW-ZN-07S 5/14/2019 193 u Groundwater MW-ZN-07S 8/1/2019 190 u Groundwater MW-ZN-08S 5/24/2006 178 u Groundwater MW-ZN-08S 5/24/2006 170 u Groundwater MW-ZN-08S 10/24/2006 189 u Groundwater MW-ZN-08S 10/24/2006 182 u Groundwater MW-ZN-08S 6/15/2011 167 u Groundwater MW-ZN-08S 9/8/2011 168 u Groundwater MW-ZN-08S 10/3/2011 179 u Groundwater MW-ZN-08S 2/15/2012 171 u Groundwater MW-ZN-08S 6/8/2012 170 u Groundwater MW-ZN-08S 9/20/2012 170 u Groundwater
ZionSolutions, LLC ZS-2019-0048: Attachment 1 Page 9 of 13 Summary of Groundwater Monitoring Sample Results Result Sample ID Sample Date Qua) Aquifer (pCi/1)
MW-ZN-08S 10/2/2012 189 u Groundwater MW-ZN-08S 3/15/2013 190 u Groundwater MW-ZN-08S 5/21/2013 175 u Groundwater MW-ZN-08S 9/9/2013 195 u Groundwater MW-ZN-08S 10/7/2013 168 u Groundwater MW-ZN-08S 3/11/2014 181 u Groundwater MW-ZN-08S 5/21/2014 184 u I Groundwater MW-ZN-08S 9/26/2014 181 u Groundwater MW-ZN-08S 10/13/2014 158 u Groundwater MW-ZN-08S 3/9/2015 179 u Groundwater MW-ZN-08S 5/27/2015 187 u Groundwater MW-ZN-08S 8/3/2015 185 u Groundwater MW-ZN-08S 10/12/2015 180 u Groundwater MW-ZN-08S 3/7/2016 182 u Groundwater MW-ZN-08S 5/2/2016 175 u Groundwater MW-ZN-08S 8/2/2016 180 u Groundwater
. MW-ZN-08S 11/11/2016 200 u Groundwater MW-ZN-08S 3/18/2017 194 u Groundwater MW-ZN-08S 5/14/2017 195 u Groundwater MW-ZN-08S 8/18/2017 180 u Groundwater MW-ZN-08S 11/4/2017 183 u Groundwater MW-ZN-08S 2/18/2018 242 + Groundwater MW-ZN-08S 2/18/2018 233 + Groundwater MW-ZN-08S 2/18/2018 308 + Groundwater MW-ZN-08S 3/4/2018 262 + Groundwater MW-ZN-08S 3/4/2018 206 + Groundwater MW-ZN-08S 3/4/2018 307 + Groundwater MW-ZN-08S 4/25/2018 330 + Groundwater MW-ZN-08S 4/25/2018 416 + Groundwater MW-ZN-08S 4/25/2018 330 + Groundwater MW-ZN-08S 4/25/2018 308 + Groundwater MW-ZN-08S 4/25/2018 357 + Groundwater MW-ZN-08S 4/25/2018 416 + Groundwater MW-ZN-08S 4/25/2018 381 + Groundwater MW-ZN-08S 4/25/2018 373 + Groundwater MW-ZN-08S 8/3/2018 200 u Groundwater MW-ZN-08S ' 10/26/2018 208 + Groundwater MW-ZN-08S 2/23/2019 287 + Groundwater MW-ZN-08S 2/23/2019 198 u Groundwater MW-ZN-08S 2/23/2019 199 u Groundwater
ZionSolutions, LLC ZS-2019-0048: Attachment 1 Page 10 of 13 Summary of Groundwater Monitoring Sample Results Result Sample ID Sample Date Qual Aquifer (pCi/1)
MW-ZN-08S 5/11/2019 194 u Groundwater MW-ZN-08S 8/2/2019 192 u Groundwater MW-ZN-09S 5/26/2006 133 u Groundwater MW-ZN-09S 5/26/2006 177 u Groundwater MW-ZN-09S 10/27/2006 188 u Groundwater MW-ZN-09S 5/22/2007 159 u Groundwater MW-ZN-09S 10/30/2007, 190 u Groundwater MW-ZN-09S 4/21/2008 198 u Groundwater MW-ZN-09S 9/23/2008 141 u Groundwater MW-ZN-09S 5/4/2009 155 u Groundwater MW-ZN-09S 9/21/2009 178 u Groundwater MW-ZN-09S 4/8/2010 181 u Groundwater MW-ZN-09S 9/14/2010 177 u Groundwater MW-ZN-09S 3/24/2011 167 u Groundwater MW-ZN-09S 6/14/2011 166 u Groundwater MW-ZN-09S 9/8/2011 168 u Groundwater MW-ZN-09S 10/4/2011 178 u Groundwater MW-ZN-09S 2/16/2012 174 u* Groundwater MW-ZN-09S 6/7/2012 171 u Groundwater MW-ZN-09S 9/19/2012 170 u Groundwater MW-ZN-09S 10/3/2012 192 u Groundwater MW-ZN-09S 3/13/2013 188 u Groundwater MW-ZN-09S 5/20/2013 184 u Groundwater MW-ZN-09S 9/10/2013 198 u Groundwater MW-ZN~09S 10/9/2013 171 u Groundwater MW-ZN-09S 3/10/2014 182 u Groundwater MW-ZN-09S 5/19/2014 183 u Groundwater MW-ZN-09S 9/15/2014 184 u Groundwater MW-ZN-09S 10/15/2014 161 u Groundwater MW-ZN-09S 3/20/2015 176 u Groundwater MW-ZN-09S 5/30/2015 183 u , Groundwater MW-ZN-09S 8/4/2015 189 u Groundwater MW-ZN-09S 10/12/2015 181 u Groundwater MW-ZN-09S 3/7/2016 187 u Groundwater MW-ZN-09S 5/3/2016 177 u Groundwater MW-ZN-09S 8/8/2016 178 u Groundwater MW-ZN-09S 11/11/2016 200 u Groundwater MW-ZN-09S 3/19/2017 192 u Groundwater MW-ZN-09S 5/7/2017 199 u Groundwater MW-ZN-09S 8/18~2017 Removed Groundwater
ZionSolutions, LLC ZS-2019-0048: Attachment 1 Page 11 of 13 \
Summary of Groundwater Monitoring Sample Results Result Sample ID Sample Date Qual Aquifer (pCi/1)
MW-ZN-IOS 7/28/2006 178 u Groundwater MW-ZN-10S 7/28/2006 183 u Groundwater MW-ZN-IOS 7/28/2006 183 u Groundwater MW-ZN-IOS 10/27/2006 190 u Groundwater MW~ZN-IOS 10/27/2006 182 u Groundwater MW-ZN-IOS 5/22/2007 158 u Groundwater MW-ZN-10S I0/30/2007 185 u Groundwater MW-ZN-IOS 4/21/2008 195 u Groundwater MW-ZN-10S 9/23/2008 137 u Groundwater MW-ZN-IOS 5/4/2009 157 u Groundwater MW-ZN-IOS 9/21/2009 180 u Groundwater MW-ZN-IOS 4/8/2010 177 u Groundwater MW-ZN-10S 9/14/2010 179 u Groundwater MW-ZN-IOS 3/24/2011 174 u Groundwater MW-ZN-10S 6/14/2011 166 u Groundwater MW-ZN-IOS 9/8/2011 200 u Groundwater MW-ZN-IOS 10/4/2011 185 u Groundwater MW-ZN-IOS 2/16/2012 175 u Groundwater MW-ZN-IOS 6/7/2012 170 u Groundwater MW-ZN-IOS 9/19/2012 194 u Groundwater MW-ZN-IOS I0/1/2012 187 u Groundwater MW-ZN-IOS 3/12/2013 188 u Groundwater MW-ZN-10S 5/20/2013 182 u Groundwater MW-ZN-10S 9/I0/2013 193 u Groundwater MW-ZN-10S 10/8/2013 170 u Groundwater MW-ZN-IOS 3/10/2014 177 u Groundwater MW-ZN-IOS 5/20/2014 182 u Groundwater MW-ZN-10S 9/25/2014 182 u Groundwater MW-ZN-10S I0/15/2014 161 u Groundwater MW-ZN-10S 3/20/2015 177 u Groundwater MW-ZN-IOS 5/27/2015 186 u Groundwater MW-ZN-IOS 8/3/2015 192 u Groundwater MW-ZN-10S I0/12/2015 182 u Groundwater MW-ZN-IOS 3/8/2016 184 u Groundwater MW-ZN-IOS 5/3/2016 179 u Groundwater MW-ZN-IOS 8/1/2016 181 u Groundwater MW-ZN-IOS 11/12/2016 197 u Groundwater MW-ZN-IOS 3/19/2017 195 u Groundwater MW-ZN-IOS 5/7/2017 190 u Groundwater MW-ZN-IOS 8/18/2017 174 u Groundwater
ZionSolutions, LLC ZS-2019-0048: Attachment 1 Page 12 of 13 Summary of Groundwater Monitoring Sample Results \
Result Sample ID Sample Date Qual Aquifer (pCi/1)
MW-ZN-10S 11/5/2017 183 u Groundwater MW-ZN-10S 2/18/2018 172 u Groundwater MW-ZN-10S 5/4/2018 181 u Groundwater MW-ZN-10S 8/4/2018 199 u Groundwater MW-ZN-10S 10/28/2018 199 u Groundwater MW-ZN-10S 3/2/2019 190 u Groundwater MW-ZN-10S 5/11/2019 192 u Groundwater MW-ZN-10S
- 8/2/2019 189 u Groundwater MW-ZN-11S 7/28/2006 182 u Groundwater MW-ZN-11S 7/28/2006 179 u Groundwater MW-ZN-11S 10/24/2006 192 u Groundwater MW-ZN-11S 10/24/2006 187 u Groundwater MW-ZN-11S 5/21/2007 155 u Groundwater MW-ZN-11S 10/30/2007 189 u Groundwater MW-ZN-11S 4/21/2008 192 u Groundwater MW-ZN-11S 9/23/2008 143 u Groundwater MW-ZN-11S 5/4/2009 154 u Groundwater MW-ZN-11S 9/21/2009 180 u Groundwater MW-ZN-11S 4/8/2010 180 u Groundwater MW-ZN-11S 9/14/2010 177 u Groundwater MW-ZN-11S 3/25/2011 173 u Groundwater MW-ZN-11S 6/15/2011 166 u Groundwater MW-ZN-11S 9/8/2011 198 u Groundwater MW-ZN-11S 10/3/2011 160 u Groundwater MW-ZN-11S 2/15/2012 182 u Groundwater MW-ZN-11S 6/8/2012 170 u Groundwater MW-ZN-11S 9/19/2012 173 u Groundwater MW-ZN-11S 10/2/2012 191 u Groundwater MW-ZN-11S 3/14/2013 185 u Groundwater MW-ZN-11S 5/21/2013 180 u Groundwater MW-ZN-11S 9/9/2013 195 u Groundwater MW-ZN-11S 10/7/2013 167 u Groundwater MW-ZN-11S 3/11/2014 181 u Groundwater MW-ZN-11S 5/21/2014 183 u Groundwater MW-ZN-11S 9/26/2014 184 u Groundwater MW-ZN-11S 10/13/2014 159 u Groundwater MW-ZN-11S 3/9/2015 180 u Groundwater MW-ZN-1 lS 5/27/2015 181 u Groundwater MW-ZN-11S 8/3/2015 189 u Groundwater MW-ZN-11S 10/12/2015 182 u Groundwater
ZionSolutions, LLC ZS-2019-0048: Attachment 1 Page 13 of 13 Summary of Groundwater Monitoring Sample Results Result Sample ID Sample Date Qual Aquifer (pCi/1)
MW-ZN-11S 3/7/2016 178 u Groundwater MW-ZN-11S 5/2/2016 179 u Groundwater MW-ZN-1 lS 8/1/2016 180 u Groundwater MW-ZN-11S 11/11/2016 198 u Groundwater MW-ZN-11S 3/18/2017 193 u Groundwater MW-ZN-1 lS 5/14/2017 189 u Groundwater MW-ZN-11S 8/18/2017 177 u Groundwater MW-ZN-11S 11/4/2017 188 u Groundwater MW-ZN-11S 2/18/2018 175 u Groundwater MW-ZN-11S 5/4/2018 181 u Groundwater MW-ZN-1 lS 8/3/2018 194 u Groundwater MW-ZN-11S 10/26/2018 195 u Groundwater MW-ZN-11S 2/23/2019 193 u Groundwater MW-ZN-11S 5/11/2019 195 u Groundwater MW-ZN-11S 8/2/2019 189 u Groundwater Notes:
U - Tritium not detected above the laboratory detection limit.
+ - Tritium detected above the laboratory detection limit.