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	<id>http://earthwise.bgs.ac.uk/index.php?action=history&amp;feed=atom&amp;title=OR%2F15%2F020_Modelled_volume%2C_purpose_and_scale</id>
	<title>OR/15/020 Modelled volume, purpose and scale - Revision history</title>
	<link rel="self" type="application/atom+xml" href="http://earthwise.bgs.ac.uk/index.php?action=history&amp;feed=atom&amp;title=OR%2F15%2F020_Modelled_volume%2C_purpose_and_scale"/>
	<link rel="alternate" type="text/html" href="http://earthwise.bgs.ac.uk/index.php?title=OR/15/020_Modelled_volume,_purpose_and_scale&amp;action=history"/>
	<updated>2026-04-11T18:43:43Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
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	<entry>
		<id>http://earthwise.bgs.ac.uk/index.php?title=OR/15/020_Modelled_volume,_purpose_and_scale&amp;diff=20078&amp;oldid=prev</id>
		<title>Dbk at 11:02, 28 July 2015</title>
		<link rel="alternate" type="text/html" href="http://earthwise.bgs.ac.uk/index.php?title=OR/15/020_Modelled_volume,_purpose_and_scale&amp;diff=20078&amp;oldid=prev"/>
		<updated>2015-07-28T11:02:33Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
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				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 12:02, 28 July 2015&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l3&quot;&gt;Line 3:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 3:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; 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;&quot;&gt;&lt;div&gt;[[Image:15020 fig1.jpg|thumb|center|500px| &amp;#039;&amp;#039;&amp;#039;Figure 1&amp;#039;&amp;#039;&amp;#039; Modelled area (in red).]]&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; 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;&quot;&gt;&lt;div&gt;[[Image:15020 fig1.jpg|thumb|center|500px| &amp;#039;&amp;#039;&amp;#039;Figure 1&amp;#039;&amp;#039;&amp;#039; Modelled area (in red).]]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; 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;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; 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;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; 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;&quot;&gt;&lt;div&gt;The model incorporates the town of Kirkby and the Knowsley Industrial Park located in the northwest of the project area. This industrial area lies on a sequence of superficial deposits comprising glacial, post-glacial and artificial deposits overlying the Sherwood Sandstone Group, that in places are deeply weathered to form loose sand (Price et al., 2008). The Sherwood Sandstone Group is an important source of groundwater and identifying the vulnerability of the aquifer to potential pollution from the buried sewerage network was the driver for the project. United Utilities supplied the pipeline network for foul and surface water drainage, and the EA provided new boreholes which the project incorporated into the BGS systems. Using this additional borehole data, a detailed 3D geological model of superficial and artificial deposits was created. Once the model surfaces were created, they were interrogated in a GIS against the sewerage network data. This spatial data assessment was used to highlight the relative spatial vulnerability of the underlying Sherwood Sandstone Group aquifer to potential pollution based on the thickness and distribution of permeable and weakly-permeable superficial deposits.&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; 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;&quot;&gt;&lt;div&gt;The model incorporates the town of Kirkby and the Knowsley Industrial Park located in the northwest of the project area. This industrial area lies on a sequence of superficial deposits comprising glacial, post-glacial and artificial deposits overlying the Sherwood Sandstone Group, that in places are deeply weathered to form loose sand (Price et al., 2008&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&amp;lt;ref name=&quot;Price&quot;&amp;gt;PRICE, S J, CROFTS, R G, TERRINGTON, R L, and THORPE, S. 2008. A 3D geological background for Knowsley Industrial Park and surrounding area, NW England. &#039;&#039;Commisioned Report&#039;&#039;. &amp;lt;/ref&amp;gt;&lt;/ins&gt;). The Sherwood Sandstone Group is an important source of groundwater and identifying the vulnerability of the aquifer to potential pollution from the buried sewerage network was the driver for the project. United Utilities supplied the pipeline network for foul and surface water drainage, and the EA provided new boreholes which the project incorporated into the BGS systems. Using this additional borehole data, a detailed 3D geological model of superficial and artificial deposits was created. Once the model surfaces were created, they were interrogated in a GIS against the sewerage network data. This spatial data assessment was used to highlight the relative spatial vulnerability of the underlying Sherwood Sandstone Group aquifer to potential pollution based on the thickness and distribution of permeable and weakly-permeable superficial deposits.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; 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;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; 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;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; 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;&quot;&gt;&lt;div&gt;[[Image:15020 fig2.jpg|thumb|center|500px| &amp;#039;&amp;#039;&amp;#039;Figure 2&amp;#039;&amp;#039;&amp;#039; Distribution of cross-sections and geological units at outcrop viewed in GSI3D.]]&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; 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;&quot;&gt;&lt;div&gt;[[Image:15020 fig2.jpg|thumb|center|500px| &amp;#039;&amp;#039;&amp;#039;Figure 2&amp;#039;&amp;#039;&amp;#039; Distribution of cross-sections and geological units at outcrop viewed in GSI3D.]]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; 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;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; 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;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;==Reference==&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; 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;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; 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;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; 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;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; 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;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; 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;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; 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;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; 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;&quot;&gt;&lt;div&gt;[[category: OR/15/020 Metadata report for the Knowsley 3D geological model | 02]]&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; 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;&quot;&gt;&lt;div&gt;[[category: OR/15/020 Metadata report for the Knowsley 3D geological model | 02]]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;

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&lt;/table&gt;</summary>
		<author><name>Dbk</name></author>
	</entry>
	<entry>
		<id>http://earthwise.bgs.ac.uk/index.php?title=OR/15/020_Modelled_volume,_purpose_and_scale&amp;diff=9484&amp;oldid=prev</id>
		<title>Dbk: Protected &quot;OR/15/020 Modelled volume, purpose and scale&quot; ([Edit=Allow only administrators] (indefinite) [Move=Allow only administrators] (indefinite)) [cascading]</title>
		<link rel="alternate" type="text/html" href="http://earthwise.bgs.ac.uk/index.php?title=OR/15/020_Modelled_volume,_purpose_and_scale&amp;diff=9484&amp;oldid=prev"/>
		<updated>2015-05-05T14:30:29Z</updated>

		<summary type="html">&lt;p&gt;Protected &amp;quot;&lt;a href=&quot;/index.php/OR/15/020_Modelled_volume,_purpose_and_scale&quot; title=&quot;OR/15/020 Modelled volume, purpose and scale&quot;&gt;OR/15/020 Modelled volume, purpose and scale&lt;/a&gt;&amp;quot; ([Edit=Allow only administrators] (indefinite) [Move=Allow only administrators] (indefinite)) [cascading]&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
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				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 15:30, 5 May 2015&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;4&quot; class=&quot;diff-notice&quot; lang=&quot;en&quot;&gt;&lt;div class=&quot;mw-diff-empty&quot;&gt;(No difference)&lt;/div&gt;
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&lt;/table&gt;</summary>
		<author><name>Dbk</name></author>
	</entry>
	<entry>
		<id>http://earthwise.bgs.ac.uk/index.php?title=OR/15/020_Modelled_volume,_purpose_and_scale&amp;diff=9288&amp;oldid=prev</id>
		<title>Dbk at 13:56, 27 April 2015</title>
		<link rel="alternate" type="text/html" href="http://earthwise.bgs.ac.uk/index.php?title=OR/15/020_Modelled_volume,_purpose_and_scale&amp;diff=9288&amp;oldid=prev"/>
		<updated>2015-04-27T13:56:44Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
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				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 14:56, 27 April 2015&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l1&quot;&gt;Line 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; 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;&quot;&gt;&lt;div&gt;__notoc__&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; 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;&quot;&gt;&lt;div&gt;__notoc__&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; 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;&quot;&gt;&lt;div&gt;{{OR/15/020}}&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; 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;&quot;&gt;&lt;div&gt;{{OR/15/020}}&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; 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;&quot;&gt;&lt;div&gt;[[Image:15020 fig1.jpg|thumb|center|500px| &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;      &lt;/del&gt;&#039;&#039;&#039;Figure 1&#039;&#039;&#039; Modelled area (in red).]]&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; 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;&quot;&gt;&lt;div&gt;[[Image:15020 fig1.jpg|thumb|center|500px| &#039;&#039;&#039;Figure 1&#039;&#039;&#039; Modelled area (in red).]]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; 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;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; 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;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; 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;&quot;&gt;&lt;div&gt;The model incorporates the town of Kirkby and the Knowsley Industrial Park located in the northwest of the project area. This industrial area lies on a sequence of superficial deposits comprising glacial, post-glacial and artificial deposits overlying the Sherwood Sandstone Group, that in places are deeply weathered to form loose sand (Price et al., 2008). The Sherwood Sandstone Group is an important source of groundwater and identifying the vulnerability of the aquifer to potential pollution from the buried sewerage network was the driver for the project. United Utilities supplied the pipeline network for foul and surface water drainage, and the EA provided new boreholes which the project incorporated into the BGS systems. Using this additional borehole data, a detailed 3D geological model of superficial and artificial deposits was created. Once the model surfaces were created, they were interrogated in a GIS against the sewerage network data. This spatial data assessment was used to highlight the relative spatial vulnerability of the underlying Sherwood Sandstone Group aquifer to potential pollution based on the thickness and distribution of permeable and weakly-permeable superficial deposits.&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; 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;&quot;&gt;&lt;div&gt;The model incorporates the town of Kirkby and the Knowsley Industrial Park located in the northwest of the project area. This industrial area lies on a sequence of superficial deposits comprising glacial, post-glacial and artificial deposits overlying the Sherwood Sandstone Group, that in places are deeply weathered to form loose sand (Price et al., 2008). The Sherwood Sandstone Group is an important source of groundwater and identifying the vulnerability of the aquifer to potential pollution from the buried sewerage network was the driver for the project. United Utilities supplied the pipeline network for foul and surface water drainage, and the EA provided new boreholes which the project incorporated into the BGS systems. Using this additional borehole data, a detailed 3D geological model of superficial and artificial deposits was created. Once the model surfaces were created, they were interrogated in a GIS against the sewerage network data. This spatial data assessment was used to highlight the relative spatial vulnerability of the underlying Sherwood Sandstone Group aquifer to potential pollution based on the thickness and distribution of permeable and weakly-permeable superficial deposits.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Dbk</name></author>
	</entry>
	<entry>
		<id>http://earthwise.bgs.ac.uk/index.php?title=OR/15/020_Modelled_volume,_purpose_and_scale&amp;diff=9002&amp;oldid=prev</id>
		<title>Dbk at 12:12, 20 April 2015</title>
		<link rel="alternate" type="text/html" href="http://earthwise.bgs.ac.uk/index.php?title=OR/15/020_Modelled_volume,_purpose_and_scale&amp;diff=9002&amp;oldid=prev"/>
		<updated>2015-04-20T12:12:43Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
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				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 13:12, 20 April 2015&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l9&quot;&gt;Line 9:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 9:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; 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;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; 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;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; 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;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; 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;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; 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;&quot;&gt;&lt;div&gt;[[category: OR/15/020 Metadata report for the Knowsley 3D geological model | &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;01&lt;/del&gt;]]&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; 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;&quot;&gt;&lt;div&gt;[[category: OR/15/020 Metadata report for the Knowsley 3D geological model | &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;02&lt;/ins&gt;]]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Dbk</name></author>
	</entry>
	<entry>
		<id>http://earthwise.bgs.ac.uk/index.php?title=OR/15/020_Modelled_volume,_purpose_and_scale&amp;diff=8991&amp;oldid=prev</id>
		<title>Dbk at 11:58, 20 April 2015</title>
		<link rel="alternate" type="text/html" href="http://earthwise.bgs.ac.uk/index.php?title=OR/15/020_Modelled_volume,_purpose_and_scale&amp;diff=8991&amp;oldid=prev"/>
		<updated>2015-04-20T11:58:08Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
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				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 12:58, 20 April 2015&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l1&quot;&gt;Line 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; 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;&quot;&gt;&lt;div&gt;__notoc__&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; 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;&quot;&gt;&lt;div&gt;__notoc__&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; 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;&quot;&gt;&lt;div&gt;{{OR/15/020}}&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; 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;&quot;&gt;&lt;div&gt;{{OR/15/020}}&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; 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;&quot;&gt;&lt;div&gt;[[Image:15020 fig1.jpg|thumb|500px|       &#039;&#039;&#039;Figure 1&#039;&#039;&#039; Modelled area (in red).]]&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; 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;&quot;&gt;&lt;div&gt;[[Image:15020 fig1.jpg|thumb&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;|center&lt;/ins&gt;|500px|       &#039;&#039;&#039;Figure 1&#039;&#039;&#039; Modelled area (in red).]]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; 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;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; 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;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; 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;&quot;&gt;&lt;div&gt;The model incorporates the town of Kirkby and the Knowsley Industrial Park located in the northwest of the project area. This industrial area lies on a sequence of superficial deposits comprising glacial, post-glacial and artificial deposits overlying the Sherwood Sandstone Group, that in places are deeply weathered to form loose sand (Price et al., 2008). The Sherwood Sandstone Group is an important source of groundwater and identifying the vulnerability of the aquifer to potential pollution from the buried sewerage network was the driver for the project. United Utilities supplied the pipeline network for foul and surface water drainage, and the EA provided new boreholes which the project incorporated into the BGS systems. Using this additional borehole data, a detailed 3D geological model of superficial and artificial deposits was created. Once the model surfaces were created, they were interrogated in a GIS against the sewerage network data. This spatial data assessment was used to highlight the relative spatial vulnerability of the underlying Sherwood Sandstone Group aquifer to potential pollution based on the thickness and distribution of permeable and weakly-permeable superficial deposits.&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; 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;&quot;&gt;&lt;div&gt;The model incorporates the town of Kirkby and the Knowsley Industrial Park located in the northwest of the project area. This industrial area lies on a sequence of superficial deposits comprising glacial, post-glacial and artificial deposits overlying the Sherwood Sandstone Group, that in places are deeply weathered to form loose sand (Price et al., 2008). The Sherwood Sandstone Group is an important source of groundwater and identifying the vulnerability of the aquifer to potential pollution from the buried sewerage network was the driver for the project. United Utilities supplied the pipeline network for foul and surface water drainage, and the EA provided new boreholes which the project incorporated into the BGS systems. Using this additional borehole data, a detailed 3D geological model of superficial and artificial deposits was created. Once the model surfaces were created, they were interrogated in a GIS against the sewerage network data. This spatial data assessment was used to highlight the relative spatial vulnerability of the underlying Sherwood Sandstone Group aquifer to potential pollution based on the thickness and distribution of permeable and weakly-permeable superficial deposits.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; 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;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; 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;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; 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;&quot;&gt;&lt;div&gt;[[Image:15020 fig2.jpg|thumb|500px| &#039;&#039;&#039;Figure 2&#039;&#039;&#039; Distribution of cross-sections and geological units at outcrop viewed in GSI3D.]]&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; 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;&quot;&gt;&lt;div&gt;[[Image:15020 fig2.jpg|thumb&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;|center&lt;/ins&gt;|500px| &#039;&#039;&#039;Figure 2&#039;&#039;&#039; Distribution of cross-sections and geological units at outcrop viewed in GSI3D.]]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; 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;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; 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;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; 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;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; 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;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; 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;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; 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;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; 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;&quot;&gt;&lt;div&gt;[[category: OR/15/020 Metadata report for the Knowsley 3D geological model | 01]]&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; 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;&quot;&gt;&lt;div&gt;[[category: OR/15/020 Metadata report for the Knowsley 3D geological model | 01]]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;

&lt;!-- diff cache key wiki_db-mw_:diff:1.41:old-8990:rev-8991:php=table --&gt;
&lt;/table&gt;</summary>
		<author><name>Dbk</name></author>
	</entry>
	<entry>
		<id>http://earthwise.bgs.ac.uk/index.php?title=OR/15/020_Modelled_volume,_purpose_and_scale&amp;diff=8990&amp;oldid=prev</id>
		<title>Dbk: Created page with &quot;__notoc__ {{OR/15/020}}        &#039;&#039;&#039;Figure 1&#039;&#039;&#039; Modelled area (in red).  The model incorporates the town of Kirkby and the Knowsley Industri...&quot;</title>
		<link rel="alternate" type="text/html" href="http://earthwise.bgs.ac.uk/index.php?title=OR/15/020_Modelled_volume,_purpose_and_scale&amp;diff=8990&amp;oldid=prev"/>
		<updated>2015-04-20T11:57:47Z</updated>

		<summary type="html">&lt;p&gt;Created page with &amp;quot;__notoc__ {{OR/15/020}} &lt;a href=&quot;/index.php/File:15020_fig1.jpg&quot; title=&quot;File:15020 fig1.jpg&quot;&gt;thumb|500px|       &amp;#039;&amp;#039;&amp;#039;Figure 1&amp;#039;&amp;#039;&amp;#039; Modelled area (in red).&lt;/a&gt;  The model incorporates the town of Kirkby and the Knowsley Industri...&amp;quot;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;__notoc__&lt;br /&gt;
{{OR/15/020}}&lt;br /&gt;
[[Image:15020 fig1.jpg|thumb|500px|       &amp;#039;&amp;#039;&amp;#039;Figure 1&amp;#039;&amp;#039;&amp;#039; Modelled area (in red).]]&lt;br /&gt;
&lt;br /&gt;
The model incorporates the town of Kirkby and the Knowsley Industrial Park located in the northwest of the project area. This industrial area lies on a sequence of superficial deposits comprising glacial, post-glacial and artificial deposits overlying the Sherwood Sandstone Group, that in places are deeply weathered to form loose sand (Price et al., 2008). The Sherwood Sandstone Group is an important source of groundwater and identifying the vulnerability of the aquifer to potential pollution from the buried sewerage network was the driver for the project. United Utilities supplied the pipeline network for foul and surface water drainage, and the EA provided new boreholes which the project incorporated into the BGS systems. Using this additional borehole data, a detailed 3D geological model of superficial and artificial deposits was created. Once the model surfaces were created, they were interrogated in a GIS against the sewerage network data. This spatial data assessment was used to highlight the relative spatial vulnerability of the underlying Sherwood Sandstone Group aquifer to potential pollution based on the thickness and distribution of permeable and weakly-permeable superficial deposits.&lt;br /&gt;
&lt;br /&gt;
[[Image:15020 fig2.jpg|thumb|500px| &amp;#039;&amp;#039;&amp;#039;Figure 2&amp;#039;&amp;#039;&amp;#039; Distribution of cross-sections and geological units at outcrop viewed in GSI3D.]]&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
[[category: OR/15/020 Metadata report for the Knowsley 3D geological model | 01]]&lt;/div&gt;</summary>
		<author><name>Dbk</name></author>
	</entry>
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