-<xsd:schema elementFormDefault="qualified" attributeFormDefault="unqualified" targetNamespace="http://www.prodml.org/schemas/1series" version="PRODML_v1.3">
<!--
                                                         
 -->
<!--
 Energistics License Agreement
	This file is distributed under the Energistics License Agreement at
	http://www.energistics.org
	Use of this file constitutes agreement with the Energistics License Agreement.
	Copyright (c) 2014 Energistics. All rights reserved.
	Energistics, WITSML, PRODML and RESQML are trademarks or registered trademarks of Energistics.
	
 -->
<!--
                                                         
 -->
 <xsd:include schemaLocation="typ_baseType.xsd"/>
<!--
                                                         
 -->
-<xsd:annotation>
 <xsd:documentation>WITSML- Catalog of Value Constrainted Types.</xsd:documentation>
 </xsd:annotation>
<!--
                                                         
 -->
<!--
                                                         
 -->
<!--
NOT-USED: Deleted type ActivityClassType.
 -->
<!--
NOT-USED: Deleted type ActivityCode.
 -->
<!--
NOT-USED: Deleted type ArrayElementDataType.
 -->
<!--
NOT-USED: Deleted type AziRef.
 -->
<!--
NOT-USED: Deleted type BearingType.
 -->
<!--
NOT-USED: Deleted type BitDullCode.
 -->
<!--
NOT-USED: Deleted type BitReasonPulled.
 -->
<!--
NOT-USED: Deleted type BitType.
 -->
<!--
NOT-USED: Deleted type BhaStatus.
 -->
<!--
NOT-USED: Deleted type BladeShapeType.
 -->
<!--
NOT-USED: Deleted type BladeType.
 -->
<!--
NOT-USED: Deleted type BopType.
 -->
<!--
NOT-USED: Deleted type BoxPinConfig.
 -->
<!--
NOT-USED: Deleted type CalibrationPointRole.
 -->
<!--
NOT-USED: Deleted type CementJobType.
 -->
<!--
NOT-USED: Deleted type ChangeInfoType.
 -->
<!--
NOT-USED: Deleted type ConnectionPosition.
 -->
<!--
NOT-USED: Deleted type DeflectionMethod.
 -->
<!--
NOT-USED: Deleted type DerrickType.
 -->
<!--
NOT-USED: Deleted type DrawWorksType.
 -->
<!--
NOT-USED: Deleted type DriveType.
 -->
<!--
NOT-USED: Deleted type EastOrWest.
 -->
<!--
                                                     
 -->
-<xsd:simpleType name="ElevCodeEnum" final="#all">
-<xsd:annotation>
 <xsd:documentation>The type of local or permanent reference datum for vertical gravity based (i.e., elevation and vertical depth) and measured depth coordinates within the context of a well. This list includes local points (e.g., kelly bushing) used as a datum and vertical reference datums (e.g., mean sea level).</xsd:documentation>
 </xsd:annotation>
-<xsd:restriction base="prodml:abstractTypeEnum">
-<xsd:enumeration value="CF">
-<xsd:annotation>
 <xsd:documentation>casing flange: A flange affixed to the top of the casing string used to attach production equipment.</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="CV">
-<xsd:annotation>
 <xsd:documentation>crown valve</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="DF">
-<xsd:annotation>
 <xsd:documentation>derrick floor</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="GL">
-<xsd:annotation>
 <xsd:documentation>ground level</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="KB">
-<xsd:annotation>
 <xsd:documentation>kelly bushing</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="RB">
-<xsd:annotation>
 <xsd:documentation>rotary bushing</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="RT">
-<xsd:annotation>
 <xsd:documentation>rotary table</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="SF">
-<xsd:annotation>
 <xsd:documentation>sea floor</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="LAT">
-<xsd:annotation>
 <xsd:documentation>Lowest Astronomical Tide. The lowest tide level over the duration of the National Tidal Datum Epoch (19 years).</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="SL">
-<xsd:annotation>
 <xsd:documentation>Mean Sea Level - A tidal datum. The arithmetic mean of hourly heights observed over the National Tidal Datum Epoch (19 years).</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="MHHW">
-<xsd:annotation>
 <xsd:documentation>Mean Higher High Water - A tidal datum. The average of the higher high water height of each tidal day observed over the National Tidal Datum Epoch (19 years).</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="MHW">
-<xsd:annotation>
 <xsd:documentation>Mean High Water - A tidal datum. The average of all the high water heights observed over the National Tidal Datum Epoch (19 years).</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="MLLW">
-<xsd:annotation>
 <xsd:documentation>Mean Lower Low Water - A tidal datum. The average of the lower low water height of each tidal day observed over the National Tidal Datum Epoch (19 years ).</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="MLW">
-<xsd:annotation>
 <xsd:documentation>Mean Low Water - A tidal datum. The average of all the low water heights observed over the National Tidal Datum Epoch (19 years).</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="MTL">
-<xsd:annotation>
 <xsd:documentation>Mean Tide Level - A tidal datum. The arithmetic mean of mean high water and mean low water. Same as half-tide level.</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="KO">
-<xsd:annotation>
 <xsd:documentation>kickoff point</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="unknown">
-<xsd:annotation>
 <xsd:documentation>The value is not known. This value should not be used in normal situations. All reasonable attempts should be made to determine the appropriate value. Use of this value may result in rejection in some situations.</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
 </xsd:restriction>
 </xsd:simpleType>
<!--
                                                         
 -->
<!--
NOT-USED: Deleted type Ellipsoid.
 -->
<!--
                                                         
 -->
-<xsd:simpleType name="ExtensionName" final="#all">
-<xsd:annotation>
 <xsd:documentation>The name of a data extension. The list of standard values is contained in the WITSML enumValues.xml file.</xsd:documentation>
 <xsd:appinfo>Modified-in-version=1.4.0, By-issue=1.3.1-71, Change=Added</xsd:appinfo>
 </xsd:annotation>
 <xsd:restriction base="prodml:abstractTypeEnum"/>
 </xsd:simpleType>
<!--
                                                         
 -->
<!--
NOT-USED: Deleted type FileNameType.
 -->
<!--
NOT-USED: Deleted type GasPeakType.
 -->
<!--
NOT-USED: Deleted type GeodeticDatum.
 -->
<!--
NOT-USED: Deleted type Hemispheres.
 -->
<!--
NOT-USED: Deleted type HoleCasingType.
 -->
<!--
NOT-USED: Deleted type HoleOpenerType.
 -->
<!--
NOT-USED: Deleted type InnerBarrelType.
 -->
<!--
NOT-USED: Deleted type IntervalMethod.
 -->
<!--
NOT-USED: Deleted type IntervalType.
 -->
<!--
                                                         
 -->
-<xsd:simpleType name="ItemState" final="#all">
-<xsd:annotation>
 <xsd:documentation>These values represent the state of a WITSML object. </xsd:documentation>
 </xsd:annotation>
-<xsd:restriction base="prodml:abstractTypeEnum">
-<xsd:enumeration value="actual">
-<xsd:annotation>
 <xsd:documentation>Actual data measured or entered at the well site.</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="model">
-<xsd:annotation>
 <xsd:documentation>Model data used for "what if" calculations.</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="plan">
-<xsd:annotation>
 <xsd:documentation>A planned object. That is, one which is expected to be executed in the future.</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="unknown">
-<xsd:annotation>
 <xsd:documentation>The value is not known. This value should not be used in normal situations. All reasonable attempts should be made to determine the appropriate value. Use of this value may result in rejection in some situations.</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
 </xsd:restriction>
 </xsd:simpleType>
<!--
NOT-USED: Deleted type JarType.
 -->
<!--
NOT-USED: Deleted type JarAction.
 -->
<!--
NOT-USED: Deleted type LithologySource.
 -->
<!--
NOT-USED: Deleted type LithologyType.
 -->
<!--
NOT-USED: Deleted type LogDataType.
 -->
<!--
NOT-USED: Deleted type LogIndexDirection.
 -->
<!--
NOT-USED: Deleted type LogIndexType.
 -->
<!--
NOT-USED: Deleted type LogRectangularType.
 -->
<!--
NOT-USED: Deleted type LogSectionType.
 -->
<!--
NOT-USED: Deleted type LogTraceOrigin.
 -->
<!--
NOT-USED: Deleted type LogTraceState.
 -->
<!--
NOT-USED: Deleted type LogTrackType.
 -->
<!--
NOT-USED: Deleted type MaterialType.
 -->
<!--
                                                         
 -->
-<xsd:simpleType name="MeasureClass" final="#all">
-<xsd:annotation>
 <xsd:documentation>Measure class values. The list of standard values is contained in the WITSML enumValues.xml file. </xsd:documentation>
 <xsd:appinfo>Modified-in-version=1.4.0, By-issue=1.3.1-78, Change=Added</xsd:appinfo>
 </xsd:annotation>
 <xsd:restriction base="prodml:abstractTypeEnum"> </xsd:restriction>
 </xsd:simpleType>
<!--
NOT-USED: Deleted type MeasurementType.
 -->
<!--
NOT-USED: Deleted type MessageDigestType.
 -->
<!--
NOT-USED: Deleted type MessageProbability.
 -->
<!--
NOT-USED: Deleted type MessageSeverity.
 -->
<!--
NOT-USED: Deleted type MessageType.
 -->
<!--
NOT-USED: Deleted type MimeType.
 -->
<!--
NOT-USED: Deleted type MudClass.
 -->
<!--
NOT-USED: Deleted type MudLogParameterType.
 -->
<!--
NOT-USED: Deleted type NADTypes.
 -->
<!--
                                                         
 -->
-<xsd:simpleType name="NameTagLocation" final="#all">
-<xsd:annotation>
 <xsd:documentation>Defines the locations where an equipment tag might be found.. The list of standard values is contained in the WITSML enumValues.xml file. </xsd:documentation>
 </xsd:annotation>
 <xsd:restriction base="prodml:abstractTypeEnum"> </xsd:restriction>
 </xsd:simpleType>
<!--
                                                         
 -->
-<xsd:simpleType name="NameTagNumberingScheme" final="#all">
-<xsd:annotation>
 <xsd:documentation>Defines the specifications for creating equipment tags.. The list of standard values is contained in the WITSML enumValues.xml file. </xsd:documentation>
 </xsd:annotation>
 <xsd:restriction base="prodml:abstractTypeEnum"> </xsd:restriction>
 </xsd:simpleType>
<!--
                                                         
 -->
-<xsd:simpleType name="NameTagTechnology" final="#all">
-<xsd:annotation>
 <xsd:documentation>Defines the mechanisms for attaching an equipment tag to an item.. The list of standard values is contained in the WITSML enumValues.xml file. </xsd:documentation>
 </xsd:annotation>
 <xsd:restriction base="prodml:abstractTypeEnum"> </xsd:restriction>
 </xsd:simpleType>
<!--
NOT-USED: Deleted type NorthOrSouth.
 -->
<!--
NOT-USED: Deleted type NozzleType.
 -->
<!--
NOT-USED: Deleted type ObjectGrowingState.
 -->
<!--
NOT-USED: Deleted type OpsReportVersion.
 -->
<!--
NOT-USED: Deleted type PitType.
 -->
<!--
                                                         
 -->
-<xsd:simpleType name="PrimitiveType" final="#all">
-<xsd:annotation>
 <xsd:documentation>The underlying XML Schema primitve type Does NOT support "decimal", "QName" or "NOTATION". </xsd:documentation>
 <xsd:appinfo>Modified-in-version=1.4.0, By-issue=1.3.1-71, Change=Added</xsd:appinfo>
 </xsd:annotation>
-<xsd:restriction base="prodml:abstractTypeEnum">
 <xsd:enumeration value="string"/>
 <xsd:enumeration value="boolean"/>
 <xsd:enumeration value="float"/>
 <xsd:enumeration value="double"/>
 <xsd:enumeration value="duration"/>
 <xsd:enumeration value="dateTime"/>
 <xsd:enumeration value="time"/>
 <xsd:enumeration value="date"/>
 <xsd:enumeration value="gYearMonth"/>
 <xsd:enumeration value="gYear"/>
 <xsd:enumeration value="gMonthDay"/>
 <xsd:enumeration value="gDay"/>
 <xsd:enumeration value="gMonth"/>
 <xsd:enumeration value="base64Binary"/>
 <xsd:enumeration value="anyURI"/>
-<xsd:enumeration value="unknown">
-<xsd:annotation>
 <xsd:documentation>The value is not known. This value should not be used in normal situations. All reasonable attempts should be made to determine the appropriate value. Use of this value may result in rejection in some situations.</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
 </xsd:restriction>
 </xsd:simpleType>
<!--
                                                         
 -->
<!--
NOT-USED: Deleted type Projection.
 -->
<!--
NOT-USED: Deleted type ProjectionVariantsObliqueMercator.
 -->
<!--
NOT-USED: Deleted type PresTestType.
 -->
<!--
NOT-USED: Deleted type PrincipalMeridian.
 -->
<!--
NOT-USED: Deleted type PumpType.
 -->
<!--
NOT-USED: Deleted type PumpOpType.
 -->
<!--
NOT-USED: Deleted type QualifierType.
 -->
<!--
NOT-USED: Deleted type ReadingKind.
 -->
<!--
NOT-USED: Deleted type RealtimeData.
 -->
<!--
NOT-USED: Deleted type RigType.
 -->
<!--
NOT-USED: Deleted type RiskAffectedPersonnel.
 -->
<!--
NOT-USED: Deleted type RiskCategory.
 -->
<!--
NOT-USED: Deleted type RiskSubCategory.
 -->
<!--
NOT-USED: Deleted type RiskType.
 -->
<!--
NOT-USED: Deleted type ScrType.
 -->
<!--
NOT-USED: Deleted type ShowFluorescence.
 -->
<!--
NOT-USED: Deleted type ShowLevel.
 -->
<!--
NOT-USED: Deleted type ShowRating.
 -->
<!--
NOT-USED: Deleted type ShowSpeed.
 -->
<!--
NOT-USED: Deleted type StateDetailActivity.
 -->
<!--
NOT-USED: Deleted type SupportCraft.
 -->
<!--
NOT-USED: Deleted type SurfEquipType.
 -->
<!--
NOT-USED: Deleted type TargetCategory.
 -->
<!--
NOT-USED: Deleted type TargetScope.
 -->
<!--
NOT-USED: Deleted type TargetSectionScope.
 -->
<!--
NOT-USED: Deleted type TrajStnCalcAlgorithm.
 -->
<!--
NOT-USED: Deleted type TrajStationStatus.
 -->
<!--
NOT-USED: Deleted type TrajStationType.
 -->
<!--
NOT-USED: Deleted type TubularAssembly.
 -->
<!--
NOT-USED: Deleted type TubularComponent.
 -->
<!--
NOT-USED: Deleted type TypeSurveyTool.
 -->
<!--
NOT-USED: Deleted type WellControlIncidentType.
 -->
<!--
                                                         
 -->
-<xsd:simpleType name="WellDirection" final="#all">
-<xsd:annotation>
 <xsd:documentation>The direction of flow of the fluids in a well facility (generally, injected or produced, or some combination).</xsd:documentation>
 </xsd:annotation>
-<xsd:restriction base="prodml:abstractTypeEnum">
-<xsd:enumeration value="huff-n-puff">
-<xsd:annotation>
 <xsd:documentation>The well facility alternately injects (usually a steam or hot fluid) and produces.</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="injector">
-<xsd:annotation>
 <xsd:documentation>The well facility is injecting fluids into the subsurface.</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="producer">
-<xsd:annotation>
 <xsd:documentation>The well facility is producing fluids from the subsurface.</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="uncertain">
-<xsd:annotation>
 <xsd:documentation>The flow direction of the fluids is variable, but not on a regular basis as is the case with the huff-n-puff flow.</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="unknown">
-<xsd:annotation>
 <xsd:documentation>The value is not known. This value should not be used in normal situations. All reasonable attempts should be made to determine the appropriate value. Use of this value may result in rejection in some situations.</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
 </xsd:restriction>
 </xsd:simpleType>
<!--
                                                         
 -->
-<xsd:simpleType name="WellFluid" final="#all">
-<xsd:annotation>
 <xsd:documentation>The type of fluid being produced from or injected into a well facility.</xsd:documentation>
 </xsd:annotation>
-<xsd:restriction base="prodml:abstractTypeEnum">
-<xsd:enumeration value="air">
-<xsd:annotation>
 <xsd:documentation>This is generally an injected fluid.</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="condensate">
-<xsd:annotation>
 <xsd:documentation>Liquid hydrocarbons produced with natural gas that are separated from the gas by cooling and various other means. Condensate generally has an API gravity of 50 degrees to 120 degrees and is water white, straw, or bluish in color. It is the liquid recovery from a well classified as a gas well. It is generally dissolved in the gaseous state under reservoir conditions but separates as a liquid either in passing up the hole or at the surface. These hydrocarbons, from associated and nonassociated gas well gas, normally are recovered from lease separators or field facilities by mechanical separation.</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="dry">
-<xsd:annotation>
 <xsd:documentation>The well facility is classified as a dry well. It has not been, nor will it be used to produce or inject any fluids.</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="gas">
-<xsd:annotation>
 <xsd:documentation>The well is classified as a gas well, producing or injecting a hydrocarbon gas. The gas is generally methane, but may have a mixture of other gases also.</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="gas-water">
-<xsd:annotation>
 <xsd:documentation>The well facility is classified as producing both gas and water. This classification is to be used when the produced stream flow is a mixture of gas and water. When a facility produces gas and water in separate streams, it should be classified twice as gas and as water.</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="non HC gas">
-<xsd:annotation>
 <xsd:documentation>The well produces or injects non hydrocarbon gases. Typical other gases would be helium and carbon dioxide.</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="non HC gas -- CO2">
-<xsd:annotation>
 <xsd:documentation>Carbon Dioxide gas.</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="oil">
-<xsd:annotation>
 <xsd:documentation>The liquid hydrocarbon, generally referred to as crude oil.</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="oil-gas">
-<xsd:annotation>
 <xsd:documentation>The well facility is classified as producing both gas and oil. This classification is to be used when the produced stream flow is a mixture of oil and gas. When a facility produces oil and gas in separate streams, it should be classified twice as oil and as gas.</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="oil-water">
-<xsd:annotation>
 <xsd:documentation>The well facility is classified as producing both oil and water. This classification is to be used when the produced stream flow is a mixture of oil and water. When a facility produces oil and water in separate streams, it should be classified twice as oil and as water.</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="steam">
-<xsd:annotation>
 <xsd:documentation>The gaseous state of water. This is generally an injected fluid, but it is possible that some hydrothermal wells produce steam.</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="water">
-<xsd:annotation>
 <xsd:documentation>The well is classified as a water well without distinguishing between brine or fresh water.</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="water -- brine">
-<xsd:annotation>
 <xsd:documentation>The well facility is classified as producing or injecting salt water.</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="water -- fresh water">
-<xsd:annotation>
 <xsd:documentation>The well facility is classified as producing fresh water that is capable of use for drinking or crop irrigation.</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="unknown">
-<xsd:annotation>
 <xsd:documentation>The value is not known. This value should not be used in normal situations. All reasonable attempts should be made to determine the appropriate value. Use of this value may result in rejection in some situations.</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
 </xsd:restriction>
 </xsd:simpleType>
<!--
                                                         
 -->
<!--
NOT-USED: Deleted type WellKillingProcedureType.
 -->
<!--
NOT-USED: Deleted type WellNamingSystem.
 -->
<!--
NOT-USED: Deleted type WellTestType.
 -->
<!--
NOT-USED: Deleted type WellboreShape.
 -->
<!--
NOT-USED: Deleted type WellboreType.
 -->
<!--
NOT-USED: Deleted type WellPurpose.
 -->
<!--
                                                         
 -->
-<xsd:simpleType name="WellStatus" final="#all">
-<xsd:annotation>
 <xsd:documentation>These values represent the status of a well or wellbore.</xsd:documentation>
 </xsd:annotation>
-<xsd:restriction base="prodml:abstractTypeEnum">
-<xsd:enumeration value="abandoned">
-<xsd:annotation>
 <xsd:documentation>The status of a facility in which drilling, completion, and production operations have been permanently terminated.</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="active">
-<xsd:annotation>
 <xsd:documentation>For a well to be active, at least one of its wellbores must be active. For a wellbore to be active, at least one of its completions must be actively producing or injecting fluids.</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="active -- injecting">
-<xsd:annotation>
 <xsd:documentation>Fluids are actively being injected into the facility.</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="active -- producing">
-<xsd:annotation>
 <xsd:documentation>Fluids are actively being produced from the facility.</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="completed">
-<xsd:annotation>
 <xsd:documentation>The completion has been installed, but the facility is not yet active. This status is appropriate only before the initial producing or injecting activity.</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="drilling">
-<xsd:annotation>
 <xsd:documentation>The status of a well or wellbore in which drilling operations have begun, but are not yet completed. The status ends when another status becomes appropriate.</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="partially plugged">
-<xsd:annotation>
 <xsd:documentation>The wellbore has been plugged from the bottom, but only partially to the point where it intersects another wellbore.</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="permitted">
-<xsd:annotation>
 <xsd:documentation>The facility has received regulatory approvel, but drilling has not yet commenced. For a well, it has been spudded. For a subsequent wellbore, the whipstock or similar device has not yet been set.</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="plugged and abandoned">
-<xsd:annotation>
 <xsd:documentation>An abandoned well (or wellbore) whose wellbores have been plugged in such a manner as to prevent the migration of oil, gas, salt water, or other substance from one stratum to another. Generally the criteria for this status is controlled by regulatory authorities.</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="proposed">
-<xsd:annotation>
 <xsd:documentation>The status of a well or wellbore from conception to either regulatory approval or commencement of drilling.</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="sold">
-<xsd:annotation>
 <xsd:documentation>The facility has been sold, so it is no longer appropriate to keep a close internal status value. Status values may be added at later times without changing the sold status.</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="suspended">
-<xsd:annotation>
 <xsd:documentation>Production or injection has been temporarily suspended in a manner that will allow immediate resumption of activities.</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="temporarily abandoned">
-<xsd:annotation>
 <xsd:documentation>Production or injection has been temporarily suspended in a manner that will not allow immediate resumption of activities.</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="testing">
-<xsd:annotation>
 <xsd:documentation>The facility operations are suspended while tests are being conducted to determine formation and/or reservoir properties. For example, a drillstem test. This status also includes extended testing.</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="tight">
-<xsd:annotation>
 <xsd:documentation>Information about the status of the well is confidential. This is more explicit than unknown, since it gives the reason that the status value is unknown.</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="working over">
-<xsd:annotation>
 <xsd:documentation>Maintenance or data acquisition on a well during the production phase. This includes any relevant job which can be done while the well is shut in. This includes many jobs that occur when a well is re-entered.</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
-<xsd:enumeration value="unknown">
-<xsd:annotation>
 <xsd:documentation>The value is not known. This value should not be used in normal situations. All reasonable attempts should be made to determine the appropriate value. Use of this value may result in rejection in some situations.</xsd:documentation>
 </xsd:annotation>
 </xsd:enumeration>
 </xsd:restriction>
 </xsd:simpleType>
<!--
                                                         
 -->
 </xsd:schema>