POSC License Agreement
This file is distributed under the POSC License Agreement at
http://www.posc.org/about/license.shtml.
Use of this file constitutes agreement with the POSC License Agreement.
<xsd:documentation>Date and time at which the well was spudded.
This is when the well drilling equipment begin to bore into
the earth's surface for the purpose of drilling a well. </xsd:documentation>
<xsd:documentation>Date and time at which the well was predrilled.
This is when the well drilling equipment begin to bore into
the earth's surface for the purpose of drilling a well. </xsd:documentation>