-<xsd:schema elementFormDefault="qualified" attributeFormDefault="unqualified" targetNamespace="http://www.witsml.org/schemas/131" version="1.3.1">
<!--
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	This file is distributed under the POSC License Agreement at
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<!--
 -->
 <xsd:include schemaLocation="cs_mudLosses.xsd"/>
<!--
 -->
-<xsd:complexType name="cs_mudVolume">
-<xsd:annotation>
 <xsd:documentation>WITSML - Operations Mud Volume Component Schema</xsd:documentation>
 </xsd:annotation>
-<xsd:sequence>
-<xsd:element name="volTotMudStart" type="witsml:volumeMeasure" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>Total volume of mud at start of report interval (including pits and hole). </xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="volMudDumped" type="witsml:volumeMeasure" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>Volume of mud dumped. </xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="volMudReceived" type="witsml:volumeMeasure" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>Volume of mud received from mud warehouse. </xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="volMudReturned" type="witsml:volumeMeasure" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>Volume of mud returned to mud warehouse. </xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="mudLosses" type="witsml:cs_mudLosses" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>Mud losses detailed breakdown between Surface and Down Hole. </xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="volMudBuilt" type="witsml:volumeMeasure" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>Volume of mud built. </xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="volMudString" type="witsml:volumeMeasure" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>Volume of mud contained within active string. </xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="volMudCasing" type="witsml:volumeMeasure" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>Volume of mud contained in casing annulus. </xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="volMudHole" type="witsml:volumeMeasure" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>Volume of mud contained in open hole annulus. </xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="volMudRiser" type="witsml:volumeMeasure" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>Volume of mud contained in riser section annulus. </xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="volTotMudEnd" type="witsml:volumeMeasure" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>Total volume of mud at the end of the report interval (including pits and hole). </xsd:documentation>
 </xsd:annotation>
 </xsd:element>
 </xsd:sequence>
 </xsd:complexType>
 </xsd:schema>