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Geophysical Methods - Case Studies - Revision history
2026-04-15T13:40:00Z
Revision history for this page on the wiki
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Admin at 22:00, 26 April 2022
2022-04-26T22:00:19Z
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<td colspan="2" style="background-color: #fff; color: #222; text-align: center;">← Older revision</td>
<td colspan="2" style="background-color: #fff; color: #222; text-align: center;">Revision as of 22:00, 26 April 2022</td>
</tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l4" >Line 4:</td>
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<tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>'''Related Article(s)''':</div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>'''Related Article(s)''':</div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;"></ins></div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>*[[Geophysical Methods]]</div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>*[[Geophysical Methods]]</div></td></tr>
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<tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'>−</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>'''<del class="diffchange diffchange-inline">CONTRIBUTOR</del>(<del class="diffchange diffchange-inline">S</del>):''' [[Dr. Lee Slater]]</div></td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>'''<ins class="diffchange diffchange-inline">Contributor</ins>(<ins class="diffchange diffchange-inline">s</ins>):''' [[Dr. Lee Slater]]</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>'''Key Resource(s)''':  </div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>'''Key Resource(s)''':  </div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;"></ins></div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>*[https://doi.org/10.1007/1-4020-3102-5 Hydrogeophysics]<ref>Rubin, Y. and Hubbard, S.S. eds., 2006. Hydrogeophysics (Vol. 50). Springer Science & Business Media. 523 pgs.  [https://doi.org/10.1007/1-4020-3102-5 doi: 10.1007/1-4020-3102-5]</ref></div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>*[https://doi.org/10.1007/1-4020-3102-5 Hydrogeophysics]<ref>Rubin, Y. and Hubbard, S.S. eds., 2006. Hydrogeophysics (Vol. 50). Springer Science & Business Media. 523 pgs.  [https://doi.org/10.1007/1-4020-3102-5 doi: 10.1007/1-4020-3102-5]</ref></div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>*[https://doi.org/10.1007/978-1-4020-4912-5 Applied Hydrogeophysics]<ref>Vereecken, H., Binley, A., Cassiani, G., Revil, A. and K. Titov, eds. Applied Hydrogeophysics. Springer Netherlands. 371 pgs. [https://doi.org/10.1007/978-1-4020-4912-5 doi: 10.1007/978-1-4020-4912-5]</ref></div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>*[https://doi.org/10.1007/978-1-4020-4912-5 Applied Hydrogeophysics]<ref>Vereecken, H., Binley, A., Cassiani, G., Revil, A. and K. Titov, eds. Applied Hydrogeophysics. Springer Netherlands. 371 pgs. [https://doi.org/10.1007/978-1-4020-4912-5 doi: 10.1007/978-1-4020-4912-5]</ref></div></td></tr>
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<tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>'''3. Tracking amendment delivery at the former Brandywine MD Defense Reutilization and Marketing Office (DRMO)'''<br /></div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>'''3. Tracking amendment delivery at the former Brandywine MD Defense Reutilization and Marketing Office (DRMO)'''<br /></div></td></tr>
<tr><td class='diff-marker'>−</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>[[File:Slater CaseStudies Fig3.jpg|400px|thumbnail|right|Figure 3. Example 3D time-lapse ERT images showing bioamendment emplacement and movement, seen as increased bulk electrical conductivity (first column), followed by later increase in bulk conductivity arising from FeS precipitation resulting from microbial activity (second column) (after Johnson et al., 2015b<ref name= "Johnson2015b"/>; from [https://www.serdp-estcp.org/Program-Areas/Environmental-Restoration/Contaminated-Groundwater/Monitoring/ER-200717 ESTCP project ER-200717]).]]</div></td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>[[File:Slater CaseStudies Fig3.jpg|400px|thumbnail|right|Figure 3. Example 3D time-lapse ERT images showing bioamendment emplacement and movement, seen as increased bulk electrical conductivity (first column), followed by later increase in bulk conductivity arising from FeS precipitation resulting from microbial activity (second column) (after Johnson et al., 2015b<ref name="Johnson2015b" />; from [https://www.serdp-estcp.org/Program-Areas/Environmental-Restoration/Contaminated-Groundwater/Monitoring/ER-200717 ESTCP project ER-200717]).]]</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>Geophysics can be used for time-lapse monitoring of subsurface processes including contaminant migration and amendment delivery<ref>Johnson T.C., Rucker D.F. and Glaser D.R., 2015. Near-Surface Geophysics at the Hanford Nuclear Site, the United States. In: Treatise on Geophysics, 2nd edition, 11, 571-595. [http://dx.doi.org/10.1016/B978-0-444-53802-4.00205-0 doi: 10.1016/b978-0-444-53802-4.00205-0]</ref>. A major advantage of this approach is that focusing on variations in geophysical properties with time eliminates much of the uncertainty in data interpretation. Inverse methods (see [[Geophysical Methods]]) can be designed to directly image changes in geophysical properties over time in order to highlight fluid movement within the subsurface.</div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>Geophysics can be used for time-lapse monitoring of subsurface processes including contaminant migration and amendment delivery<ref>Johnson T.C., Rucker D.F. and Glaser D.R., 2015. Near-Surface Geophysics at the Hanford Nuclear Site, the United States. In: Treatise on Geophysics, 2nd edition, 11, 571-595. [http://dx.doi.org/10.1016/B978-0-444-53802-4.00205-0 doi: 10.1016/b978-0-444-53802-4.00205-0]</ref>. A major advantage of this approach is that focusing on variations in geophysical properties with time eliminates much of the uncertainty in data interpretation. Inverse methods (see [[Geophysical Methods]]) can be designed to directly image changes in geophysical properties over time in order to highlight fluid movement within the subsurface.</div></td></tr>
<tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l46" >Line 46:</td>
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<tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>The former [https://cumulis.epa.gov/supercpad/cursites/csitinfo.cfm?id=0304462 Brandywine, MD Defense Reutilization and Marketing Office (DRMO)] is an 8-acre site used to store waste and excess government material generated by several U.S. Navy and U.S. Air Force (USAF) installations from 1943 to 1987. From February 2008 through July 2008, organic substrates, [[pH Buffering in Aquifers | pH buffers]], and bioaugmentation cultures were injected at the site to promote [[Bioremediation - Anaerobic | anaerobic biodegradation]] and reductive dechlorination of halogenated solvents in groundwater. Geophysical imaging was conducted to validate and demonstrate the use of autonomous time-lapse ERT as an effective amendment emplacement-monitoring tool ([https://www.serdp-estcp.org/Program-Areas/Environmental-Restoration/Contaminated-Groundwater/Monitoring/ER-200717 ESTCP ESTCP Project ER-200717]). Time-lapse three-dimensional (3D) imaging data sets were collected before and after amendment emplacement for approximately 2.5 years, resulting in a comprehensive ‘four-dimensional (4D)’ data set consisting of nearly 800 images.  </div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>The former [https://cumulis.epa.gov/supercpad/cursites/csitinfo.cfm?id=0304462 Brandywine, MD Defense Reutilization and Marketing Office (DRMO)] is an 8-acre site used to store waste and excess government material generated by several U.S. Navy and U.S. Air Force (USAF) installations from 1943 to 1987. From February 2008 through July 2008, organic substrates, [[pH Buffering in Aquifers | pH buffers]], and bioaugmentation cultures were injected at the site to promote [[Bioremediation - Anaerobic | anaerobic biodegradation]] and reductive dechlorination of halogenated solvents in groundwater. Geophysical imaging was conducted to validate and demonstrate the use of autonomous time-lapse ERT as an effective amendment emplacement-monitoring tool ([https://www.serdp-estcp.org/Program-Areas/Environmental-Restoration/Contaminated-Groundwater/Monitoring/ER-200717 ESTCP ESTCP Project ER-200717]). Time-lapse three-dimensional (3D) imaging data sets were collected before and after amendment emplacement for approximately 2.5 years, resulting in a comprehensive ‘four-dimensional (4D)’ data set consisting of nearly 800 images.  </div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'>−</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>These data sets demonstrated the capability of ERT to effectively monitor the emplacement and migration of carbon substrate and pH buffer in 3D following injection. During the first year, amendment was shown to slowly sink down to a lower confining unit and spread due to groundwater flow. The second and subsequent years revealed a large increase in subsurface conductivity within the treatment zone due to enhanced microbial activity (Fig. 3)<ref name= "Johnson2015b">Johnson, T.C., Versteeg, R.J., Day‐Lewis, F.D., Major, W. and Lane, J.W., 2015. Time‐Lapse Electrical Geophysical Monitoring of Amendment‐Based Biostimulation. Groundwater, 53(6), 920-932. [https://doi.org/10.1111/gwat.12291 doi: 10.1111/gwat.12291]</ref>. This increase may be the result of microbial induced iron sulfide precipitation.</div></td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>These data sets demonstrated the capability of ERT to effectively monitor the emplacement and migration of carbon substrate and pH buffer in 3D following injection. During the first year, amendment was shown to slowly sink down to a lower confining unit and spread due to groundwater flow. The second and subsequent years revealed a large increase in subsurface conductivity within the treatment zone due to enhanced microbial activity (Fig. 3)<ref name="Johnson2015b">Johnson, T.C., Versteeg, R.J., Day‐Lewis, F.D., Major, W. and Lane, J.W., 2015. Time‐Lapse Electrical Geophysical Monitoring of Amendment‐Based Biostimulation. Groundwater, 53(6), 920-932. [https://doi.org/10.1111/gwat.12291 doi: 10.1111/gwat.12291]</ref>. This increase may be the result of microbial induced iron sulfide precipitation.</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>==Summary==</div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>==Summary==</div></td></tr>
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<tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>==References==</div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>==References==</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'>−</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><references/></div></td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><references /></div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>==See Also==</div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>==See Also==</div></td></tr>
<tr><td class='diff-marker'>−</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>*[https://water.usgs.gov/ogw/bgas/ USGS Branch of Geophysics] <del class="diffchange diffchange-inline"> </del></div></td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div> </div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>*[https://water.usgs.gov/ogw/bgas/ USGS Branch of Geophysics]</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>*[https://water.usgs.gov/ogw/bgas/frgt/ Fractured Rock Geophysical Toolbox Method Selection Tool]</div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>*[https://water.usgs.gov/ogw/bgas/frgt/ Fractured Rock Geophysical Toolbox Method Selection Tool]</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>*[https://www.ncas.rutgers.edu/technology-transfer Rutgers Technology Transfer]</div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>*[https://www.ncas.rutgers.edu/technology-transfer Rutgers Technology Transfer]</div></td></tr>
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