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<!--Created on: 3/14/2015 10:17:16 PM-->
<!--Modified on: 3/14/2015 10:17:16 PM-->
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  <xsd:element abstract="true" id="dwsn_PropertyPlantAndEquipmentByLocationAxis" name="PropertyPlantAndEquipmentByLocationAxis" nillable="true" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="dwsn_StockAwardPlan2006Member" name="StockAwardPlan2006Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="false" id="dwsn_NumberOfDirectorsInCommittee" name="NumberOfDirectorsInCommittee" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration" />
  <xsd:element abstract="false" id="dwsn_StockIssuedDuringPeriodSharesStockOptionsExercisedOrCancelled" name="StockIssuedDuringPeriodSharesStockOptionsExercisedOrCancelled" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="dwsn_NatureOfOperationsDisclosureAbstract" name="NatureOfOperationsDisclosureAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="false" id="dwsn_MinimumPeriodOfWrittenNoticeToCancelSupplementalAgreement" name="MinimumPeriodOfWrittenNoticeToCancelSupplementalAgreement" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <element id="dwsn_CommonStockDividendsPaidPercentage" name="CommonStockDividendsPaidPercentage" nillable="true" type="num:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="dwsn_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfPlans" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfPlans" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xmlns="http://www.w3.org/2001/XMLSchema" />
  <xsd:element abstract="true" id="dwsn_DocumentAndEntityInformationDisclosureAbstract" name="DocumentAndEntityInformationDisclosureAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="false" id="dwsn_AutomobilesAndTrucks" name="AutomobilesAndTrucks" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element abstract="false" id="dwsn_IncreaseDecreasePrepaidFederalAndStateIncomeTax" name="IncreaseDecreasePrepaidFederalAndStateIncomeTax" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="dwsn_InsurancePremiumsIncurredButNotPaid" name="InsurancePremiumsIncurredButNotPaid" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <element id="dwsn_RestrictedStockIssued" name="RestrictedStockIssued" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <xsd:element id="dwsn_TreasurySharesIssuedForStockOptionsExercised" name="TreasurySharesIssuedForStockOptionsExercised" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="false" id="dwsn_CashCDICInsuredAmount" name="CashCDICInsuredAmount" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element abstract="false" id="dwsn_ScheduleOfComponentsOfUncompletedContractsOrProgramsTableTextBlock" name="ScheduleOfComponentsOfUncompletedContractsOrProgramsTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="false" id="dwsn_ScheduleOfComponentsOfUncompletedContractsOrProgramsReflectedInConsolidatedBalanceSheetTableTextBlock" name="ScheduleOfComponentsOfUncompletedContractsOrProgramsReflectedInConsolidatedBalanceSheetTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="false" id="dwsn_CostsIncurredOnUncompletedContractsAndEstimatedEarnings" name="CostsIncurredOnUncompletedContractsAndEstimatedEarnings" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element abstract="false" id="dwsn_BillingsToDate" name="BillingsToDate" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="dwsn_NotesPayableToFinanceCompaniesForInsuranceNotesMember" name="NotesPayableToFinanceCompaniesForInsuranceNotesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="false" id="dwsn_NumberOfNotesPayable" name="NumberOfNotesPayable" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element abstract="false" id="dwsn_CapitalLeaseInterestRateStatedPercentage" name="CapitalLeaseInterestRateStatedPercentage" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element abstract="false" id="dwsn_ScheduleOfClassificationOfDeferredTaxAssetsAndLiabilitiesTableTextBlock" name="ScheduleOfClassificationOfDeferredTaxAssetsAndLiabilitiesTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <element id="dwsn_IncomeTaxReconciliationDeferredTaxRateDifferential" name="IncomeTaxReconciliationDeferredTaxRateDifferential" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <xsd:element abstract="false" id="dwsn_IncomeTaxReconciliationNondeductibleExpenseAndOther" name="IncomeTaxReconciliationNondeductibleExpenseAndOther" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="false" id="dwsn_DefinedContributionPlanEmployeeEligibilityAge" name="DefinedContributionPlanEmployeeEligibilityAge" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element abstract="false" id="dwsn_DefinedContributionPlanEligiblePeriodOfServiceForParticipation" name="DefinedContributionPlanEligiblePeriodOfServiceForParticipation" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="dwsn_LargestCustomerMember" name="LargestCustomerMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="dwsn_TwoCustomersMember" name="TwoCustomersMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="dwsn_CustomerOneMember" name="CustomerOneMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="dwsn_CustomerTwoMember" name="CustomerTwoMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="false" id="dwsn_NumberOfCustomers" name="NumberOfCustomers" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration" />
  <xsd:element abstract="false" id="dwsn_NumberOfVendors" name="NumberOfVendors" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration" />
  <xsd:element id="dwsn_DefinedContributionPlanEmployerMatchingContributionRate" name="DefinedContributionPlanEmployerMatchingContributionRate" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="dwsn_IncreaseDecreaseInIncomeTaxesResultingFromAbstract" name="IncreaseDecreaseInIncomeTaxesResultingFromAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="dwsn_DeferredTaxLiabilitiesPropertyEquipmentAndIntangibleAsset" name="DeferredTaxLiabilitiesPropertyEquipmentAndIntangibleAsset" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="dwsn_NotesPayableWithInterestRateBetween3.50PercentAnd4.60PercentMember" name="NotesPayableWithInterestRateBetween3.50PercentAnd4.60PercentMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="dwsn_ThreeCustomersMember" name="ThreeCustomersMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="dwsn_CustomerThreeMember" name="CustomerThreeMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <element id="dwsn_DawsonGeophysicalCompanyMember" name="DawsonGeophysicalCompanyMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="dwsn_FourCustomersMember" name="FourCustomersMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="dwsn_CustomerFourMember" name="CustomerFourMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="dwsn_LongLivedAssets" name="LongLivedAssets" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="dwsn_BeforeReverseStockSplitMember" name="BeforeReverseStockSplitMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="dwsn_NotesPayableWithInterestRateBetween4.09PercentAnd4.95PercentMember" name="NotesPayableWithInterestRateBetween4.09PercentAnd4.95PercentMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="dwsn_OperatingLeasesFutureMinimumPaymentsDueInFourYearsAndThereafter" name="OperatingLeasesFutureMinimumPaymentsDueInFourYearsAndThereafter" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="dwsn_ExercisePriceRangeFromDollars11.79ToDollars21.54Member" name="ExercisePriceRangeFromDollars11.79ToDollars21.54Member" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="dwsn_BadDebtExpense" name="BadDebtExpense" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="dwsn_LargestCustomerOneMember" name="LargestCustomerOneMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="dwsn_LargestCustomerTwoMember" name="LargestCustomerTwoMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
</xsd:schema>





