Storage Tanks

<p style='margin-top:0px; margin-bottom:0px; padding-bottom:1em; font-family:&quot;Segoe UI&quot;, Arial, sans-serif; font-size:13.3333px;'>Storage tanks contains the different types of tanks that hold different types of liquids in Fairfax County. The original data capture of the data in this layer was completed in 2013 using stereo models from the 2009 Virginia State imagery. Subsequent to that an update capture was completed in 2022 using stereo models from the 2017 Virginia State imagery. The most recent planimetric update was completed in 2024 using orthoimagery from the 2023 and 2022 Eagleview Orthophotos.</p><p style='margin-top:0px; margin-bottom:6px; padding-bottom:1em; font-family:&quot;Segoe UI&quot;, Arial, sans-serif; font-size:13.3333px;'>The storage tanks layer contains the large holding tanks for water, gasoline, jet fuel or other such liquids. These were identified and captured as the polygon outline of the tank itself. The top and ground elevation of each tank was also measured and included as attributes for the features that was updated in 2022.</p><p style='margin-top:0px; margin-bottom:6px; padding-bottom:1em; font-family:&quot;Segoe UI&quot;, Arial, sans-serif; font-size:13.3333px;'>Contact: Fairfax County Department of Information Technology GIS Division</p><p style='margin-top:0px; margin-bottom:6px; padding-bottom:1em; font-family:&quot;Segoe UI&quot;, Arial, sans-serif; font-size:13.3333px;'>Data Accessibility: Publicly available </p><p style='margin-top:0px; margin-bottom:6px; padding-bottom:1em; font-family:&quot;Segoe UI&quot;, Arial, sans-serif; font-size:13.3333px;'>Update frequency: As Needed</p><p style='margin-top:0px; margin-bottom:6px; padding-bottom:1em; font-family:&quot;Segoe UI&quot;, Arial, sans-serif; font-size:13.3333px;'>Last Revision Date: 3/1/2024</p><p style='margin-top:0px; margin-bottom:6px; padding-bottom:1em; font-family:&quot;Segoe UI&quot;, Arial, sans-serif; font-size:13.3333px;'>Creation date: 1/1/2013 </p><p style='margin-top:0px; margin-bottom:6px; padding-bottom:1em; font-family:&quot;Segoe UI&quot;, Arial, sans-serif; font-size:13.3333px;'>Layer name: GISMGR.STORAGE_TANKS</p>